NMW transient search results

This analysis is done by the script util/transients/transient_factory_test31.sh /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ

The list of candidates will appear below. Please manually reload the page every few minutes untill the 'Processing complete' message appears.

Processing fields Leo-05-Q2b1x1

Date (UTC) JD(UTC) mag. R.A. & Dec.(J2000) X & Y (pix) Image
Discovery image 1   2026 10 13.44220    2461326.94220    13.49    10:34:40.05 +13:36:02.9   4002 2980   /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits
Discovery image 2   2026 10 13.44275    2461326.94275    13.49    10:34:40.04 +13:36:02.0   3995 2974   /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits
Mean magnitude and position on the discovery images: 
                   2026 10 13.4425  2461326.9425  13.49  10:34:40.04 +13:36:02.5
228.99800  55.35995 galactic  Leo  Second-epoch detections are separated by 0.9" and 9.2 pix   
The object was not found in VSX
The object was not found in ASASSN-V
The object was found in astcheck.  
94 Aurora                  -1     -1       1  13.7     0   -0
Forced photometry on wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits at 10:34:40.04 +13:36:02.5:  15.96 +/- 99.00  upperlimit
Forced photometry on wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits at 10:34:40.04 +13:36:02.5:  15.97 +/- 99.00  upperlimit
Check this position in TNS.                         Manually check the ASAS-SN list of transients!
Search this object in SIMBAD.
Search this object in VizieR catalogs.  WISE atlas  Aladin Lite  SNAD ZTF viewer
Online MPChecker may fail to identify bright comets! Please manually check the Seiichi Yoshida's and Gideon van Buitenen's pages.

Full images (clouds? trees? ice on chip?)   Leo-05-Q2b1x1 field processing log
Platesolve and blink FITS with VaST+ds9 VaST command line Re-run transient search script Stub MPC report (for online MPChecker) Stub TOCP report Stub variable star reports

Processing complete!

Total number of candidates identified: 1

FITS images used in this processing run:

Field Leo-05-Q2b1x1 reference image: Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits
Field Leo-05-Q2b1x1 reference image: Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits
Field Leo-05-Q2b1x1 second-epoch image: Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits
Field Leo-05-Q2b1x1 second-epoch image: Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits

Processing log:

Filtering log:

######## Processing parameters ########
AAVSO_COMMENT_STRING= NMW-TexasTech Camera-2 135mm f/2.2 telephoto lens + QHY600M CMOS
ASTCHECK_ASTEROID_SEARCH_RADIUS_ARCSEC= 
BAD_REGION_FILE= /var/www/nmw_calibration/TTUQ2b1x1/TTUQ2_bad_region.lst
CAMERA_SETTINGS= TTUQ2b1x1
CHECK_POINTING_ACCURACY= yes
DARK_FRAMES_DIR_OR_FILE= /var/www/nmw_calibration/TTUQ2b1x1/darks
EXCLUSION_LIST= ../exclusion_list_TTUQ2.txt
FILTER_BAD_IMG__MAX_APERTURE_STAR_SIZE_PIX= 12.5
FILTER_BAD_IMG__MAX_ELONGATION_AminusB_PIX= 0.55
FILTER_BAD_IMG__MIN_APERTURE_STAR_SIZE_PIX= 2.0
FILTER_BRIGHT_MAG_CUTOFF_TRANSIENT_SEARCH= -5
FILTER_FAINT_MAG_CUTOFF_TRANSIENT_SEARCH= 15.5
FLAT_FIELD_DIR_OR_FILE= /var/www/nmw_calibration/TTUQ2b1x1/flats
FRAME_EDGE_OFFSET_PIX= 600
GAIA_BAND_FOR_CATALOGED_SOURCE_CHECK= 
MAX_NEW_TO_REF_MEAN_IMG_VALUE_RATIO= 100
DISABLE_NEW_TO_REF_MEAN_IMG_RATIO_CHECK= yes
MAX_NEW_IMG_MEAN_VALUE= 25000
MAX_SD_RATIO_OF_SECOND_EPOCH_IMGS= 0.18
MAX_SD_RATIO_OF_SECOND_EPOCH_IMGS_SOFT_LIMIT= 0.12
MPC_CODE= V36
NMW_CALIBRATION= /var/www/nmw_calibration
NUMBER_OF_DETECTED_TRANSIENTS_BEFORE_FILTERING_HARD_LIMIT= 10000
NUMBER_OF_DETECTED_TRANSIENTS_BEFORE_FILTERING_SOFT_LIMIT= 8000
OMP_NUM_THREADS= 3
ONLINE_MPCHECKER_BUTTON_ASTEROID_SEARCH_RADIUS_ARCMIN= 
PHOTOMETRIC_CALIBRATION= 
REQUIRE_PIX_SHIFT_BETWEEN_IMAGES_FOR_TRANSIENT_CANDIDATES= yes
SEXTRACTOR_CONFIG_BRIGHTSTARPASS= default.sex.telephoto_lens_onlybrightstars_v1
SEXTRACTOR_CONFIG_FILES= default.sex.telephoto_lens_onlybrightstars_v1 default.sex.telephoto_lens_vSTL
SEXTRACTOR_CONFIG_FILES_HIGH_PRIORITY_EXTRA= default.sex.telephoto_lens_vTTU
HIGH_PRIORITY_FIELDS= Sco6 Oph-08-Q1b1x1 Oph-08-Q2b1x1 Sco-04-Q1b1x1 Sco-04-Q2b1x1 Sgr-04-Q1b1x1 Sgr-04-Q2b1x1 242
STARMATCH_RADIUS_PIX= 5
SYSREM_ITERATIONS= 0
TELESCOP= 
TELESCOP_NAME_KNOWN_TO_VaST_FOR_FOV_DETERMINATION= 
UCAC5_PLATESOLVE_ITERATIONS= 2
FPACK_FULLY_CALIBRATED_IMAGE= no
#######################################
HOSTNAME= tau
USER= 
HOME= 
#######################################
SExtractor catalog cache: enabled, directory /data_ssd/NMW-TexasTech/vast_sextractor_cache
Reference image directory is set to /data_ssd/NMW-TexasTech/reference_imgs
VIZIER_SITE=vizier.cds.unistra.fr
GAIA_DR2_CLIENT=vizquery (lib/vizquery -> VizieR vizier.cds.unistra.fr)
INFO: MAKE_PNG_PLOTS is set to yes
FITS_FILE_EXT=fits
CALIBRATION_STATUS_PREFIX=
Fields in the data directory: 
Leo-05-Q2b1x1
#######################################
########### Starting Leo-05-Q2b1x1 ###########
Processing Leo-05-Q2b1x1
server tau has sufficient free disk space available: 553822 MB at /data_ssd/NMW-TexasTech/workdir
server tau has sufficient free disk space available: 553822 MB at .
Checking input images (2 new)
REFERENCE_EPOCH__FIRST_IMAGE= /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits
REFERENCE_EPOCH__SECOND_IMAGE= /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits
Small preview (one of the new images): 
Large previews of the second-epoch (new) images:
MAKE_PNG_PLOTS=yes
renamed 'Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.png' -> 'transient_report/Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits_preview.png'
Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits

renamed 'Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.png' -> 'transient_report/Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits_preview.png'
Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits


Read-check the input FITS images... read-check OK Blank image check the input FITS images... blank-image-check OK Read date check the input FITS images... read-date-check OK Mean value check the input FITS images... OK, at least two new images have mean values below the threshold. ---------------------------------------------- INFO: REFERENCE_EPOCH__FIRST_IMAGE_MEAN_VALUE= 542.1009 INFO: REFERENCE_EPOCH__FIRST_IMAGE_SD= 438.8695 INFO: SECOND_EPOCH__FIRST_IMAGE_MEAN_VALUE= 1880.4108 INFO: SECOND_EPOCH__FIRST_IMAGE_SD= 456.4216 INFO: SECOND_EPOCH__SECOND_IMAGE_MEAN_VALUE= 1876.8073 INFO: SECOND_EPOCH__SECOND_IMAGE_SD= 454.7685 ---------------------------------------------- INFO: ref_to_second_epoch_img_mean_ratio= 3.46875 INFO: SECOND_EPOCH__SD_ratio= 0.004 INFO: the new-to-reference mean image value ratio check is disabled (DISABLE_NEW_TO_REF_MEAN_IMG_RATIO_CHECK=yes) - expected with a background-subtracted reference image ---------------------------------------------- Calibration settings: DARK_FRAMES_DIR_OR_FILE=/var/www/nmw_calibration/TTUQ2b1x1/darks FLAT_FIELD_DIR_OR_FILE=/var/www/nmw_calibration/TTUQ2b1x1/flats EXPTIME = 20.0 / [s] Exposure duration SET-TEMP= 0.0 / [degC] CCD temperature setpoint CCD-TEMP= -0.0 / [degC] CCD temperature FOCTEMP = 20.0400009155273 / [degC] Focuser temperature AMBTEMP = 19.5 / [degC] Ambient air temperature Exploring image header: /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits CCD-TEMP= -0.000000 for /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits SET-TEMP= 0.000000 for /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits Header: 74 keys total, 33 keys left Record 0: "" status=0 Record 1: "SIMPLE = T / C# FITS" status=0 Record 2: "BITPIX = 16" status=0 Record 3: "NAXIS = 2 / Dimensionality" status=0 Record 4: "NAXIS1 = 9576" status=0 Record 5: "NAXIS2 = 6388" status=0 Record 6: "BZERO = 32768" status=0 Record 7: "EXTEND = T / Extensions are permitted" status=0 Record 8: "IMAGETYP= 'LIGHT' / Type of exposure" status=0 Record 9: "EXPOSURE= 20.0 / [s] Exposure duration" status=0 Record 10: "EXPTIME = 20.0 / [s] Exposure duration" status=0 Record 11: "DATE-LOC= '2026-10-13T05:36:36.2949903' / Time of observation (local)" status=0 Record 12: "DATE-OBS= '2026-10-13T10:36:36.2949903' / Time of observation (UTC)" status=0 Record 13: "MJD-OBS = 61326.4420867362 / Modified Julian Date of observation" status=0 Record 14: "DATE-AVG= '2026-10-13T10:36:46.1982472' / Averaged midpoint time (UTC)" status=0 Record 15: "MJD-AVG = 61326.4422013657 / Modified Julian Date of averaged midpoint" status=0 Record 16: "XBINNING= 1 / X axis binning factor" status=0 Record 17: "YBINNING= 1 / Y axis binning factor" status=0 Record 18: "GAIN = 30 / Sensor gain" status=0 Record 19: "OFFSET = 30 / Sensor gain offset" status=0 Record 20: "XPIXSZ = 3.76 / [um] Pixel X axis size" status=0 Record 21: "YPIXSZ = 3.76 / [um] Pixel Y axis size" status=0 Record 22: "INSTRUME= 'QHY600M' / Imaging instrument name" status=0 Record 23: "CAMERAID= 'QHY600M-84137c4dbbbd119a9' / Imaging instrument identifier" status=0 Record 24: "SET-TEMP= 0.0 / [degC] CCD temperature setpoint" status=0 Record 25: "CCD-TEMP= -0.0 / [degC] CCD temperature" status=0 Record 26: "READOUTM= '2CMS-0' / Sensor readout mode" status=0 Record 27: "USBLIMIT= 50 / Camera-specific USB setting" status=0 Record 28: "TELESCOP= 'QHY600M-TTU2' / Name of telescope" status=0 Record 29: "FOCALLEN= 135.0 / [mm] Focal length" status=0 Record 30: "FOCRATIO= 2.2 / Focal ratio" status=0 Record 31: "RA = 159.999891213284 / [deg] RA of telescope" status=0 Record 32: "DEC = 13.999679857371 / [deg] Declination of telescope" status=0 Record 33: "CENTALT = 14.9738888888889 / [deg] Altitude of telescope" status=0 Record 34: "CENTAZ = 83.1344444444445 / [deg] Azimuth of telescope" status=0 Record 35: "AIRMASS = 3.81683732316221 / Airmass at frame center (Gueymard 1993)" status=0 Record 36: "PIERSIDE= 'West' / Telescope pointing state" status=0 Record 37: "SITEELEV= 1009.5 / [m] Observation site elevation" status=0 Record 38: "SITELAT = 33.7482925 / [deg] Observation site latitude" status=0 Record 39: "SITELONG= -101.958319 / [deg] Observation site longitude" status=0 Record 40: "OBSERVER= 'Sokolovsky' / Observer name" status=0 Record 41: "OBSERVAT= 'TTU Skyview' / Observatory name" status=0 Record 42: "SITENAME= '' / Observatory site name" status=0 Record 43: "FWHEEL = 'Simulator' / Filter Wheel name" status=0 Record 44: "FILTER = 'CV' / Active filter name" status=0 Record 45: "OBJECT = 'Leo-05' / Name of the object of interest" status=0 Record 46: "OBJCTRA = '10 40 00' / [H M S] RA of imaged object" status=0 Record 47: "OBJCTDEC= '+14 00 00' / [D M S] Declination of imaged object" status=0 Record 48: "OBJCTROT= 0.0 / [deg] planned rotation of imaged object" status=0 Record 49: "FOCNAME = 'ZWO Focuser' / Focusing equipment name" status=0 Record 50: "FOCPOS = 20672 / [step] Focuser position" status=0 Record 51: "FOCUSPOS= 20672 / [step] Focuser position" status=0 Record 52: "FOCUSSZ = 0.0 / [um] Focuser step size" status=0 Record 53: "FOCTEMP = 20.0400009155273 / [degC] Focuser temperature" status=0 Record 54: "FOCUSTEM= 20.0400009155273 / [degC] Focuser temperature" status=0 Record 55: "DEWPOINT= 17.5 / [degC] Dew point" status=0 Record 56: "HUMIDITY= 88.0 / [percent] Relative humidity" status=0 Record 57: "PRESSURE= 898.1 / [hPa] Air pressure" status=0 Record 58: "AMBTEMP = 19.5 / [degC] Ambient air temperature" status=0 Record 59: "WINDDIR = 10.0 / [deg] Wind direction: 0=N, 180=S, 90=E, 270=W" status=0 Record 60: "WINDGUST= 0.0 / [kph] Wind gust" status=0 Record 61: "WINDSPD = 0.0 / [kph] Wind speed" status=0 Record 62: "ROWORDER= 'TOP-DOWN' / FITS Image Orientation" status=0 Record 63: "EQUINOX = 2000.0 / Equinox of celestial coordinate system" status=0 Record 64: "SWCREATE= 'N.I.N.A. 3.2.0.9001 (x64)' / Software that created this file" status=0 Record 65: "QHY_EXP = 20.000096 / [s] Actual exposure time" status=0 Record 66: "QHY_PP = 13888.0 / [ps] pixelPeriod" status=0 Record 67: "QHY_LP = 85000.0 / [ns] linePeriod" status=0 Record 68: "GPS_LP = 85000.0 / [ns] linePeriod" status=0 Record 69: "QHY_FP = 20000160.0 / [us] framePeriod" status=0 Record 70: "QHY_CPL = 6120.0 / clocksPerLine" status=0 Record 71: "QHY_LPF = 235295.0 / linesPerFrame" status=0 Record 72: "QHY_AET = 20000096.0 / [us] actualExposureTime" status=0 Record 73: "QHY_LEM = T / isLongExposureMode" status=0 Record 74: "QHY_OFF0= 3767.777 / [us] RollingShutterEndOffset row 0" status=0 Allocating memory for image, dark and result arrays... Reading image /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits 9576 6388 16 bitpix SET-TEMP= 0.000000 for /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits SET-TEMP= 0.000000 for /var/www/nmw_calibration/TTUQ2b1x1/darks/mdark_TTUQ2b1x1_0C_20s_2026-08-12_multinight.fit CCD-TEMP= -0.000000 for /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits CCD-TEMP= -0.000000 for /var/www/nmw_calibration/TTUQ2b1x1/darks/mdark_TTUQ2b1x1_0C_20s_2026-08-12_multinight.fit Reading dark frame /var/www/nmw_calibration/TTUQ2b1x1/darks/mdark_TTUQ2b1x1_0C_20s_2026-08-12_multinight.fit 9576 6388 16 bitpix Dark frame is subtracted, output is written to /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/d_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits :) Spent 0.733193 seconds renamed 'mdark_TTUQ2b1x1_0C_20s_2026-08-12_multinight.png' -> 'transient_report/dark.png' try_to_calibrate_the_input_frame(): selected flat field /var/www/nmw_calibration/TTUQ2b1x1/flats/mff_TTUQ2b1x1_2026-08-12_multinight.fit from directory /var/www/nmw_calibration/TTUQ2b1x1/flats MegaDivider v7 Reading image /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/d_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits 9576 6388 16 bitpix Reading flat /var/www/nmw_calibration/TTUQ2b1x1/flats/mff_TTUQ2b1x1_2026-08-12_multinight.fit 9576 6388 16 bitpix Avarage count on flat field image: 37096.658242 Minimal real count (from overscan): 5 Output is written to /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits :) No overscan detected - all values seem high! (left_median=24199.0, right_median=29433.0) renamed 'mff_TTUQ2b1x1_2026-08-12_multinight.png' -> 'transient_report/flat.png' Using calibrated image CALIBRATED_SECOND_EPOCH__FIRST_IMAGE=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits EXPTIME = 20.0 / [s] Exposure duration SET-TEMP= 0.0 / [degC] CCD temperature setpoint CCD-TEMP= 0.0 / [degC] CCD temperature FOCTEMP = 20.0599994659424 / [degC] Focuser temperature AMBTEMP = 19.5 / [degC] Ambient air temperature Exploring image header: /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits CCD-TEMP= 0.000000 for /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits SET-TEMP= 0.000000 for /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits Header: 74 keys total, 33 keys left Record 0: "" status=0 Record 1: "SIMPLE = T / C# FITS" status=0 Record 2: "BITPIX = 16" status=0 Record 3: "NAXIS = 2 / Dimensionality" status=0 Record 4: "NAXIS1 = 9576" status=0 Record 5: "NAXIS2 = 6388" status=0 Record 6: "BZERO = 32768" status=0 Record 7: "EXTEND = T / Extensions are permitted" status=0 Record 8: "IMAGETYP= 'LIGHT' / Type of exposure" status=0 Record 9: "EXPOSURE= 20.0 / [s] Exposure duration" status=0 Record 10: "EXPTIME = 20.0 / [s] Exposure duration" status=0 Record 11: "DATE-LOC= '2026-10-13T05:37:23.9029264' / Time of observation (local)" status=0 Record 12: "DATE-OBS= '2026-10-13T10:37:23.9029264' / Time of observation (UTC)" status=0 Record 13: "MJD-OBS = 61326.4426377546 / Modified Julian Date of observation" status=0 Record 14: "DATE-AVG= '2026-10-13T10:37:33.8025287' / Averaged midpoint time (UTC)" status=0 Record 15: "MJD-AVG = 61326.442752338 / Modified Julian Date of averaged midpoint" status=0 Record 16: "XBINNING= 1 / X axis binning factor" status=0 Record 17: "YBINNING= 1 / Y axis binning factor" status=0 Record 18: "GAIN = 30 / Sensor gain" status=0 Record 19: "OFFSET = 30 / Sensor gain offset" status=0 Record 20: "XPIXSZ = 3.76 / [um] Pixel X axis size" status=0 Record 21: "YPIXSZ = 3.76 / [um] Pixel Y axis size" status=0 Record 22: "INSTRUME= 'QHY600M' / Imaging instrument name" status=0 Record 23: "CAMERAID= 'QHY600M-84137c4dbbbd119a9' / Imaging instrument identifier" status=0 Record 24: "SET-TEMP= 0.0 / [degC] CCD temperature setpoint" status=0 Record 25: "CCD-TEMP= 0.0 / [degC] CCD temperature" status=0 Record 26: "READOUTM= '2CMS-0' / Sensor readout mode" status=0 Record 27: "USBLIMIT= 50 / Camera-specific USB setting" status=0 Record 28: "TELESCOP= 'QHY600M-TTU2' / Name of telescope" status=0 Record 29: "FOCALLEN= 135.0 / [mm] Focal length" status=0 Record 30: "FOCRATIO= 2.2 / Focal ratio" status=0 Record 31: "RA = 159.999891160023 / [deg] RA of telescope" status=0 Record 32: "DEC = 13.9996798862437 / [deg] Declination of telescope" status=0 Record 33: "CENTALT = 15.1394444444444 / [deg] Altitude of telescope" status=0 Record 34: "CENTAZ = 83.2405555555556 / [deg] Azimuth of telescope" status=0 Record 35: "AIRMASS = 3.77726057487157 / Airmass at frame center (Gueymard 1993)" status=0 Record 36: "PIERSIDE= 'West' / Telescope pointing state" status=0 Record 37: "SITEELEV= 1009.5 / [m] Observation site elevation" status=0 Record 38: "SITELAT = 33.7482925 / [deg] Observation site latitude" status=0 Record 39: "SITELONG= -101.958319 / [deg] Observation site longitude" status=0 Record 40: "OBSERVER= 'Sokolovsky' / Observer name" status=0 Record 41: "OBSERVAT= 'TTU Skyview' / Observatory name" status=0 Record 42: "SITENAME= '' / Observatory site name" status=0 Record 43: "FWHEEL = 'Simulator' / Filter Wheel name" status=0 Record 44: "FILTER = 'CV' / Active filter name" status=0 Record 45: "OBJECT = 'Leo-05' / Name of the object of interest" status=0 Record 46: "OBJCTRA = '10 40 00' / [H M S] RA of imaged object" status=0 Record 47: "OBJCTDEC= '+14 00 00' / [D M S] Declination of imaged object" status=0 Record 48: "OBJCTROT= 0.0 / [deg] planned rotation of imaged object" status=0 Record 49: "FOCNAME = 'ZWO Focuser' / Focusing equipment name" status=0 Record 50: "FOCPOS = 20672 / [step] Focuser position" status=0 Record 51: "FOCUSPOS= 20672 / [step] Focuser position" status=0 Record 52: "FOCUSSZ = 0.0 / [um] Focuser step size" status=0 Record 53: "FOCTEMP = 20.0599994659424 / [degC] Focuser temperature" status=0 Record 54: "FOCUSTEM= 20.0599994659424 / [degC] Focuser temperature" status=0 Record 55: "DEWPOINT= 17.5 / [degC] Dew point" status=0 Record 56: "HUMIDITY= 88.0 / [percent] Relative humidity" status=0 Record 57: "PRESSURE= 898.1 / [hPa] Air pressure" status=0 Record 58: "AMBTEMP = 19.5 / [degC] Ambient air temperature" status=0 Record 59: "WINDDIR = 10.0 / [deg] Wind direction: 0=N, 180=S, 90=E, 270=W" status=0 Record 60: "WINDGUST= 0.0 / [kph] Wind gust" status=0 Record 61: "WINDSPD = 0.0 / [kph] Wind speed" status=0 Record 62: "ROWORDER= 'TOP-DOWN' / FITS Image Orientation" status=0 Record 63: "EQUINOX = 2000.0 / Equinox of celestial coordinate system" status=0 Record 64: "SWCREATE= 'N.I.N.A. 3.2.0.9001 (x64)' / Software that created this file" status=0 Record 65: "QHY_EXP = 20.000096 / [s] Actual exposure time" status=0 Record 66: "QHY_PP = 13888.0 / [ps] pixelPeriod" status=0 Record 67: "QHY_LP = 85000.0 / [ns] linePeriod" status=0 Record 68: "GPS_LP = 85000.0 / [ns] linePeriod" status=0 Record 69: "QHY_FP = 20000160.0 / [us] framePeriod" status=0 Record 70: "QHY_CPL = 6120.0 / clocksPerLine" status=0 Record 71: "QHY_LPF = 235295.0 / linesPerFrame" status=0 Record 72: "QHY_AET = 20000096.0 / [us] actualExposureTime" status=0 Record 73: "QHY_LEM = T / isLongExposureMode" status=0 Record 74: "QHY_OFF0= 3767.777 / [us] RollingShutterEndOffset row 0" status=0 Allocating memory for image, dark and result arrays... Reading image /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits 9576 6388 16 bitpix SET-TEMP= 0.000000 for /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits SET-TEMP= 0.000000 for /var/www/nmw_calibration/TTUQ2b1x1/darks/mdark_TTUQ2b1x1_0C_20s_2026-08-12_multinight.fit CCD-TEMP= 0.000000 for /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits CCD-TEMP= -0.000000 for /var/www/nmw_calibration/TTUQ2b1x1/darks/mdark_TTUQ2b1x1_0C_20s_2026-08-12_multinight.fit Reading dark frame /var/www/nmw_calibration/TTUQ2b1x1/darks/mdark_TTUQ2b1x1_0C_20s_2026-08-12_multinight.fit 9576 6388 16 bitpix Dark frame is subtracted, output is written to /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/d_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits :) Spent 0.700248 seconds renamed 'mdark_TTUQ2b1x1_0C_20s_2026-08-12_multinight.png' -> 'transient_report/dark.png' try_to_calibrate_the_input_frame(): selected flat field /var/www/nmw_calibration/TTUQ2b1x1/flats/mff_TTUQ2b1x1_2026-08-12_multinight.fit from directory /var/www/nmw_calibration/TTUQ2b1x1/flats MegaDivider v7 Reading image /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/d_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits 9576 6388 16 bitpix Reading flat /var/www/nmw_calibration/TTUQ2b1x1/flats/mff_TTUQ2b1x1_2026-08-12_multinight.fit 9576 6388 16 bitpix Avarage count on flat field image: 37096.658242 Minimal real count (from overscan): 5 Output is written to /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits :) No overscan detected - all values seem high! (left_median=24199.0, right_median=29433.0) renamed 'mff_TTUQ2b1x1_2026-08-12_multinight.png' -> 'transient_report/flat.png' Using calibrated image CALIBRATED_SECOND_EPOCH__SECOND_IMAGE=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits Dark frame used to calibrate the second-epoch images:

Flat field used to calibrate the second-epoch images:

after the calibration attempt: SECOND_EPOCH__FIRST_IMAGE=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits SECOND_EPOCH__SECOND_IMAGE=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits Previews of the CALIBRATED second-epoch images:

fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits


fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits


Updating neverexclude_list.txt '/var/www/nmw_calibration/neverexclude_list.txt' -> './neverexclude_list.txt' Choosing bad regions list '/var/www/nmw_calibration/TTUQ2b1x1/TTUQ2_bad_region.lst' -> 'bad_region.lst' wait *------ default.sex.telephoto_lens_onlybrightstars_v1 ------* 'default.sex.telephoto_lens_onlybrightstars_v1' -> 'default.sex' Starting VaST with default.sex.telephoto_lens_onlybrightstars_v1 ./vast --noflagimage --starmatchraius 5 --matchstarnumber 500 --selectbestaperture --sysrem 0 --type 4 --maxsextractorflag 99 --UTC --nofind --nojdkeyword /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits SExtractor catalog cache: saved Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.cat to cache SExtractor catalog cache: saved Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.cat to cache VaST run complete with default.sex.telephoto_lens_onlybrightstars_v1 The four input images were /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits Checking WCS cache directory local_wcs_cache Checking WCS cache directory /mnt/usb/NMW_NG/solved_reference_images Checking WCS cache directory /home/NMW_web_upload/solved_reference_images Checking WCS cache directory /dataX/kirx/NMW_NG_rt3_autumn2019/solved_reference_images The reference JD(UT) for computing planet and comet positions: 2461326.94220248 Re-using ../asassn_transients_list.txt '../asassn_transients_list.txt' -> 'asassn_transients_list.txt' Re-using ../tocp_transients_list.txt '../tocp_transients_list.txt' -> 'tocp_transients_list.txt' Re-using ../tns_transients_list.txt '../tns_transients_list.txt' -> 'tns_transients_list.txt' Plate-solving the images wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits exists and is non-empty wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits exists and is non-empty wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits exists and is non-empty wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits exists and is non-empty ################################### # fov_of_wcs_calibrated_image.sh output for wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits (1st reference image) verification OK: wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits Image size: 937.4'x624.2' 15.6(deg)x10.4(deg) 9576x6388 pix Image scale: 5.87"/pix along the X axis and 5.86"/pix along the Y axis Image center: 10:40:00.118 +14:00:12.76 J2000 4789.000 3195.000 ################################### The image scale is 5.87"/pix, setting the soft and hard astrometric limits for filtering second-epoch detections: 5.9" and 8.8" ################################### # fov_of_wcs_calibrated_image.sh output for wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits (1st new image) verification OK: wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits Image size: 941.0'x624.5' 15.7(deg)x10.4(deg) 9576x6388 pix Image scale: 5.90"/pix along the X axis and 5.87"/pix along the Y axis Image center: 10:40:00.169 +13:59:03.36 J2000 4789.000 3195.000 ################################### ################################### # Check the image center offset between the reference and the first second-epoch image (pointing accuracy) Reference image center 10:40:00.118 +14:00:12.76 Second-epoch image center 10:40:00.169 +13:59:03.36 Angular distance between the image centers 0.0193 deg. Soft limit: 0.50 deg. Hard limit: 1.00 deg. ################################### ################################### # fov_of_wcs_calibrated_image.sh output for wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits (2nd new image) verification OK: wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits Image size: 940.9'x624.5' 15.7(deg)x10.4(deg) 9576x6388 pix Image scale: 5.90"/pix along the X axis and 5.87"/pix along the Y axis Image center: 10:40:03.143 +13:59:36.48 J2000 4789.000 3195.000 ################################### ################################### # Check the image center offset between the reference and the second second-epoch image (pointing accuracy) Reference image center 10:40:00.118 +14:00:12.76 Second-epoch image center 10:40:03.143 +13:59:36.48 Angular distance between the image centers 0.0158 deg. ################################### ################################### # Check the image center offset between the first and the second second-epoch image (shift should be applied between the second-epoch images) Second-epoch first image center 10:40:00.169 +13:59:03.36 Second-epoch second image center 10:40:03.143 +13:59:36.48 Angular distance between the image centers 0.01514 deg. ################################### Running solve_plate_with_UCAC5... Preparing for a parallel run Running util/solve_plate_with_UCAC5 --no_photometric_catalog --iterations 2 /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits &> /tmp/tmp.FeGwvNihU8 Parallel run for /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits Running util/solve_plate_with_UCAC5 --no_photometric_catalog --iterations 2 /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits &> /tmp/tmp.3cpCuS03ep Parallel run for /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits Running util/solve_plate_with_UCAC5 --no_photometric_catalog --iterations 2 /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits &> /tmp/tmp.uyGciQrLgj Parallel run for /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits Running util/solve_plate_with_UCAC5 --no_photometric_catalog --iterations 2 /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits &> /tmp/tmp.wF2JGeIHie Parallel run for /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits Calibrating the magnitude scale Found non-empty wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits ____ Start of magnitude calibration ____ PHOTOMETRIC_CALIBRATION=TYCHO2_V Calibrating the magnitude scale with Tycho-2 stars util/transients/transient_factory_test31.sh is checking for the presence of non-empty wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits and wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat wait (drain background util/solve_plate_with_UCAC5 jobs before Tycho-2 calibration -- avoids wcs_.fits write race) Tycho-2 catalog is found at lib/catalogs/tycho2 Tycho-2 catalog and the derived bright star exclusion list are ready Checking for the presence of non-empty wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits and wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat Found non-empty wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits and wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat The reference image (wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits) and catalog (wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat) found 'wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat' -> 'wcsmag.cat' Read 5744 stars from the SExtractor catalog wcsmag.cat Detected star coordinate range: RA 151.7220 to 168.1826 deg, Dec +8.6400 to +19.2604 deg Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.00 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.01 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.02 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.03 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.04 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.05 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.06 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.07 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.08 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.09 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.10 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.11 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.12 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.13 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.14 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.15 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.16 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.17 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.18 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.19 Tycho-2 catalog search boundaries: RA 151.7220 to 168.1826 deg, Dec 8.6400 to 19.2604 deg Loaded 4240 Tycho-2 stars within the image boundaries (VT and BT non-zero). Relation between the catalog and instrumental magnitudes is written to calib.txt Stars used for magnitude calibration (good matches): 3428 out of 3506 total matches. Matched with Tycho-2 3506 out of 5744 detected stars. The calibration function type and coefficients are written to calib.txt_param util/calibrate_magnitude_scale 0.000000 1.000000 22.709950 a=0.000000 b=1.000000 c=22.709950 From vast_summary.log: estimated ref. image limiting mag.: -7.31 Updating vast_summary.log: Estimated ref. image limiting mag.: 15.40 Updated vast_limiting_magnitude.log with calibrated magnitudes Working... Please, PLEASE, be patient!!! All lightcurves processed! =) Estimated ref. image limiting mag.: 15.40
Lightcurve magnitude calibration plot:

Preparing per-reference-image forced-photometry calibration (method=tycho2 band=V) Read 5744 stars from the SExtractor catalog wcsmag.cat Detected star coordinate range: RA 151.7220 to 168.1826 deg, Dec +8.6400 to +19.2604 deg Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.00 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.01 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.02 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.03 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.04 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.05 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.06 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.07 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.08 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.09 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.10 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.11 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.12 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.13 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.14 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.15 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.16 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.17 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.18 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.19 Tycho-2 catalog search boundaries: RA 151.7220 to 168.1826 deg, Dec 8.6400 to 19.2604 deg Loaded 4240 Tycho-2 stars within the image boundaries (VT and BT non-zero). Relation between the catalog and instrumental magnitudes is written to calib.txt Stars used for magnitude calibration (good matches): 3428 out of 3506 total matches. Matched with Tycho-2 3506 out of 5744 detected stars. util/calibrate_single_image_with_tycho2.sh: calibrated wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits via Tycho-2
Single-image forced-photometry magnitude calibration plot for wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits:

Forced-photometry filter: reusing the VaST-run aperture from image00001.cat.aperture for wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits Forced-photometry filter: calibrated wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits -> calib.txt_param_ref_wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits (aperture=6.3) Read 5709 stars from the SExtractor catalog wcsmag.cat Detected star coordinate range: RA 151.7036 to 168.1827 deg, Dec +8.6403 to +19.2435 deg Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.00 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.01 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.02 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.03 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.04 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.05 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.06 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.07 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.08 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.09 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.10 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.11 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.12 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.13 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.14 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.15 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.16 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.17 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.18 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.19 Tycho-2 catalog search boundaries: RA 151.7036 to 168.1827 deg, Dec 8.6403 to 19.2435 deg Loaded 4243 Tycho-2 stars within the image boundaries (VT and BT non-zero). Relation between the catalog and instrumental magnitudes is written to calib.txt Stars used for magnitude calibration (good matches): 3432 out of 3504 total matches. Matched with Tycho-2 3504 out of 5709 detected stars. util/calibrate_single_image_with_tycho2.sh: calibrated wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits via Tycho-2
Single-image forced-photometry magnitude calibration plot for wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits:

Forced-photometry filter: reusing the VaST-run aperture from image00002.cat.aperture for wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits Forced-photometry filter: calibrated wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits -> calib.txt_param_ref_wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits (aperture=6.4) ____ End of magnitude calibration ____ Applying consolidated magnitude filters... Preparing the exclusion lists for this field Done with filtering Found 0 candidate transients before the final filtering. (Hard limit: 10000) Median FWHM seeing for isolated stars: 2.4 pix Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits 2.4 pix Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits 2.3 pix fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits 2.3 pix fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits Limiting magnitude estimates: 15.4 mag. Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits 15.4 mag. Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits 14.1 mag. fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits 14.2 mag. fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits All-image limiting magnitude estimate: 14.1 (SNR ) 11.2 (80% of stars) with default.sex.telephoto_lens_onlybrightstars_v1 The first estimate is the magnitude of a star detected with a signal-to-noise ratio of following Karpov (2025, Acta Polytechnica, 65, 50). This value should be representative of the faintest stars clearly visible in the image. The brighter of the limiting magnitude estimates for the two second-epoch images is reported here. The second estimate is the 80th percentile of the magnitude distribution of stars detected on all four images. This value is representative of the faintest object that may enter the candidate transients list. The hard cut-off for the candidate transients is 15.5 mag. Waiting for UCAC5 plate solver wait cp: cannot create regular file 'local_wcs_cache/': Not a directory ############ /tmp/tmp.FeGwvNihU8 (6) ############ Parsing command line arguments... The guess is based on the existing WCS header. Trying to blindly solve the plate (local solve-field or remote server)... /data_ssd/NMW-TexasTech/workdir/vast_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/util/wcs_image_calibration.sh /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits 571.0 Entering WCS image calibration mode. ORIGINAL_FITSFILE=/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits FITSFILE before on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits verification OK: /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits It's a known telescope with plate solutions that are supposed to be good. The input image /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits has a WCS header - will blindly trust it is good... '/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits' -> 'wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits' This WCS solution (astrometrynet) will be kept as is, not refit by util/solve_plate_with_UCAC5 FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits WCS_IMAGE_NAME=wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits WCS-calibrated image found: wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits Checking if the catalog wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat corresponding to the image wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits alredy exist and is non-empty... Catalog wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat corresponding to the image wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits found. The catalog is in the new format, as expected. The plate-solved (WCS-calibrated) image is saved to wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits util/solve_plate_with_UCAC5 is preparing to read a catalog corresponding to the image /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits WCS catalog name: wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat Excluding image region: -1.0 -1.0 1.0 1.0 (defined in bad_region.lst) Excluding image region: 7500.0 0.0 9576.0 6388.0 (defined in bad_region.lst) Excluding image region: 1122.0 1550.0 1124.0 1552.0 (defined in bad_region.lst) Excluding image region: 1637.0 2824.0 1639.0 2826.0 (defined in bad_region.lst) Excluding image region: 1831.0 2839.0 1833.0 2841.0 (defined in bad_region.lst) Excluding image region: 1905.0 4570.0 1907.0 4572.0 (defined in bad_region.lst) Excluding image region: 2012.0 4693.0 2014.0 4695.0 (defined in bad_region.lst) Excluding image region: 2397.0 4241.0 2399.0 4243.0 (defined in bad_region.lst) Excluding image region: 2679.0 2807.0 2681.0 2809.0 (defined in bad_region.lst) Excluding more image regions!.. (will not print them all) Excluded a total of 31 image regions (defined in bad_region.lst). SExtractor catalog parsing summary: zero_flux=0, no_flux_err=0, no_mag=0, no_mag_err=0, low_SNR=0, blended=319, bad_region=1440, passed=5744 Got 5744 stars (including 4050 good ones) from the SExtractor catalog wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat util/solve_plate_with_UCAC5 got 5744 stars from the SExtractor catalog Updated FoV from the plate-solved image: 937.4' Seting catalog search parameters based on the expected field of view 937.4 arcmin UCAC5 catalog search parameters: catalog_search_parameters->search_radius_deg= 0.013019 (46.9 arcsec) catalog_search_parameters->brightest_mag= 1.00 catalog_search_parameters->faintest_mag= 13.50 catalog_search_parameters->search_radius_second_step_deg 0.010416 (37.5 arcsec) ITERATION 01 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 UCAC5 local query limit 5000: matching up to 5000 detected stars, deepening the UCAC5 window to mag 15.50 Reading UCAC5 zone files... Searching UCAC5 zones 493 to 548 (Dec 8.6 to 19.3) Done reading UCAC5 zone files... Matched 3634 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Correcting the measured astrometric positions... Accuracy estimation diagnostic: 3630 matched stars entering correct_measured_positions(), 3630 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.31" Removing outliers... Correcting the measured astrometric positions... Accuracy estimation diagnostic: 3630 matched stars entering correct_measured_positions(), 4590 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.32" ITERATION 02 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 UCAC5 local query limit 5000: matching up to 5000 detected stars, deepening the UCAC5 window to mag 15.50 Reading UCAC5 zone files... Searching UCAC5 zones 493 to 548 (Dec 8.6 to 19.3) Done reading UCAC5 zone files... Matched 3633 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Accuracy estimation diagnostic: 3629 matched stars entering correct_measured_positions(), 4590 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.33" Accuracy estimation diagnostic: 3629 matched stars entering correct_measured_positions(), 4590 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.34" Excluding outliers - 3629 stars left (next iteration limit 3993) Stop iterations. The field is successfully solved and matched with the astrometric catalog! :) SIP_REFIT: util/identify.sh trusts the WCS of wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits (astrometrynet) - keeping it, no refit (set VAST_FORCE_SIP_REFIT=1 to refit anyway) WCS_QUALITY_DIAG: file=Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits N_match=3629 sigma_overall_arcsec=0.365 sigma_q1_arcsec=0.336 sigma_q2_arcsec=0.368 sigma_q3_arcsec=0.373 sigma_q4_arcsec=0.393 n_q1=1157 n_q2=636 n_q3=1245 n_q4=591 worst_quadrant_to_overall_ratio=1.077 The image catalog is written to wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat.ucac5 The DS9 region file with the matched stars is written to wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat.ds9.reg You may view it with the command: ds9 /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits -region wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat.ds9.reg The astrometric residuals vector field is written to wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat.astrometric_residuals Option '-n' not using photometric catalogs, just stick with astrometry opt '-i': 2 is the maximum number of iterations FORCED_PHOTOMETRY_CALIBRATION_METHOD=tycho2 - not using remote photometric catalogs, just stick with astrometry ############ /tmp/tmp.3cpCuS03ep (6) ############ Parsing command line arguments... The guess is based on the existing WCS header. Trying to blindly solve the plate (local solve-field or remote server)... /data_ssd/NMW-TexasTech/workdir/vast_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/util/wcs_image_calibration.sh /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits 571.0 Entering WCS image calibration mode. ORIGINAL_FITSFILE=/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits FITSFILE before on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits verification OK: /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits It's a known telescope with plate solutions that are supposed to be good. The input image /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits has a WCS header - will blindly trust it is good... '/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits' -> 'wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits' This WCS solution (astrometrynet) will be kept as is, not refit by util/solve_plate_with_UCAC5 FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits WCS_IMAGE_NAME=wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits WCS-calibrated image found: wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits Checking if the catalog wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.wcscat corresponding to the image wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits alredy exist and is non-empty... Catalog wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.wcscat corresponding to the image wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits found. The catalog is in the new format, as expected. The plate-solved (WCS-calibrated) image is saved to wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits util/solve_plate_with_UCAC5 is preparing to read a catalog corresponding to the image /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits WCS catalog name: wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.wcscat Excluding image region: -1.0 -1.0 1.0 1.0 (defined in bad_region.lst) Excluding image region: 7500.0 0.0 9576.0 6388.0 (defined in bad_region.lst) Excluding image region: 1122.0 1550.0 1124.0 1552.0 (defined in bad_region.lst) Excluding image region: 1637.0 2824.0 1639.0 2826.0 (defined in bad_region.lst) Excluding image region: 1831.0 2839.0 1833.0 2841.0 (defined in bad_region.lst) Excluding image region: 1905.0 4570.0 1907.0 4572.0 (defined in bad_region.lst) Excluding image region: 2012.0 4693.0 2014.0 4695.0 (defined in bad_region.lst) Excluding image region: 2397.0 4241.0 2399.0 4243.0 (defined in bad_region.lst) Excluding image region: 2679.0 2807.0 2681.0 2809.0 (defined in bad_region.lst) Excluding more image regions!.. (will not print them all) Excluded a total of 31 image regions (defined in bad_region.lst). SExtractor catalog parsing summary: zero_flux=0, no_flux_err=0, no_mag=0, no_mag_err=0, low_SNR=0, blended=309, bad_region=1424, passed=5709 Got 5709 stars (including 4039 good ones) from the SExtractor catalog wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.wcscat util/solve_plate_with_UCAC5 got 5709 stars from the SExtractor catalog Updated FoV from the plate-solved image: 937.4' Seting catalog search parameters based on the expected field of view 937.4 arcmin UCAC5 catalog search parameters: catalog_search_parameters->search_radius_deg= 0.013019 (46.9 arcsec) catalog_search_parameters->brightest_mag= 1.00 catalog_search_parameters->faintest_mag= 13.50 catalog_search_parameters->search_radius_second_step_deg 0.010416 (37.5 arcsec) ITERATION 01 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 UCAC5 local query limit 5000: matching up to 5000 detected stars, deepening the UCAC5 window to mag 15.50 Reading UCAC5 zone files... Searching UCAC5 zones 493 to 548 (Dec 8.6 to 19.2) Done reading UCAC5 zone files... Matched 3628 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Correcting the measured astrometric positions... Accuracy estimation diagnostic: 3625 matched stars entering correct_measured_positions(), 3625 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.31" Removing outliers... Correcting the measured astrometric positions... Accuracy estimation diagnostic: 3625 matched stars entering correct_measured_positions(), 4562 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.32" ITERATION 02 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 UCAC5 local query limit 5000: matching up to 5000 detected stars, deepening the UCAC5 window to mag 15.50 Reading UCAC5 zone files... Searching UCAC5 zones 493 to 548 (Dec 8.6 to 19.2) Done reading UCAC5 zone files... Matched 3628 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Accuracy estimation diagnostic: 3622 matched stars entering correct_measured_positions(), 4562 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.33" Accuracy estimation diagnostic: 3622 matched stars entering correct_measured_positions(), 4562 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.33" Excluding outliers - 3622 stars left (next iteration limit 3987) Stop iterations. The field is successfully solved and matched with the astrometric catalog! :) SIP_REFIT: util/identify.sh trusts the WCS of wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits (astrometrynet) - keeping it, no refit (set VAST_FORCE_SIP_REFIT=1 to refit anyway) WCS_QUALITY_DIAG: file=Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits N_match=3622 sigma_overall_arcsec=0.354 sigma_q1_arcsec=0.327 sigma_q2_arcsec=0.366 sigma_q3_arcsec=0.364 sigma_q4_arcsec=0.364 n_q1=1144 n_q2=651 n_q3=1241 n_q4=586 worst_quadrant_to_overall_ratio=1.032 The image catalog is written to wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.wcscat.ucac5 The DS9 region file with the matched stars is written to wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.wcscat.ds9.reg You may view it with the command: ds9 /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits -region wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.wcscat.ds9.reg The astrometric residuals vector field is written to wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.wcscat.astrometric_residuals Option '-n' not using photometric catalogs, just stick with astrometry opt '-i': 2 is the maximum number of iterations FORCED_PHOTOMETRY_CALIBRATION_METHOD=tycho2 - not using remote photometric catalogs, just stick with astrometry ############ /tmp/tmp.uyGciQrLgj (6) ############ Parsing command line arguments... The minor axis of the CCD chip should be 24.0 mm based on the derived pixel size of 3.8 um Internal estimated FoV 605.3' The guess is based on the FOCALLEN keyword. Trying to blindly solve the plate (local solve-field or remote server)... /data_ssd/NMW-TexasTech/workdir/vast_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/util/wcs_image_calibration.sh /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits 605.0 Entering WCS image calibration mode. ORIGINAL_FITSFILE=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits FITSFILE before on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits verification OK: /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits It's not one of the telescopes that are know to produce images with good WCS solutions - will try to re-solve! FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits WCS_IMAGE_NAME=wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits WCS-calibrated image found: wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits Checking if the catalog wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits.wcscat corresponding to the image wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits alredy exist and is non-empty... Catalog wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits.wcscat corresponding to the image wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits found. The catalog is in the new format, as expected. The plate-solved (WCS-calibrated) image is saved to wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits util/solve_plate_with_UCAC5 is preparing to read a catalog corresponding to the image /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits WCS catalog name: wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits.wcscat Excluding image region: -1.0 -1.0 1.0 1.0 (defined in bad_region.lst) Excluding image region: 7500.0 0.0 9576.0 6388.0 (defined in bad_region.lst) Excluding image region: 1122.0 1550.0 1124.0 1552.0 (defined in bad_region.lst) Excluding image region: 1637.0 2824.0 1639.0 2826.0 (defined in bad_region.lst) Excluding image region: 1831.0 2839.0 1833.0 2841.0 (defined in bad_region.lst) Excluding image region: 1905.0 4570.0 1907.0 4572.0 (defined in bad_region.lst) Excluding image region: 2012.0 4693.0 2014.0 4695.0 (defined in bad_region.lst) Excluding image region: 2397.0 4241.0 2399.0 4243.0 (defined in bad_region.lst) Excluding image region: 2679.0 2807.0 2681.0 2809.0 (defined in bad_region.lst) Excluding more image regions!.. (will not print them all) Excluded a total of 31 image regions (defined in bad_region.lst). SExtractor catalog parsing summary: zero_flux=0, no_flux_err=0, no_mag=0, no_mag_err=0, low_SNR=0, blended=181, bad_region=454, passed=2518 Got 2518 stars (including 1895 good ones) from the SExtractor catalog wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits.wcscat util/solve_plate_with_UCAC5 got 2518 stars from the SExtractor catalog Updated FoV from the plate-solved image: 941.0' Seting catalog search parameters based on the expected field of view 941.0 arcmin UCAC5 catalog search parameters: catalog_search_parameters->search_radius_deg= 0.013069 (47.0 arcsec) catalog_search_parameters->brightest_mag= 1.00 catalog_search_parameters->faintest_mag= 13.50 catalog_search_parameters->search_radius_second_step_deg 0.010456 (37.6 arcsec) ITERATION 01 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 UCAC5 local query limit 5000: matching up to 5000 detected stars, deepening the UCAC5 window to mag 15.50 Reading UCAC5 zone files... Searching UCAC5 zones 492 to 548 (Dec 8.5 to 19.3) Done reading UCAC5 zone files... Matched 1585 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Correcting the measured astrometric positions... Accuracy estimation diagnostic: 1580 matched stars entering correct_measured_positions(), 1579 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.41" Removing outliers... Correcting the measured astrometric positions... Accuracy estimation diagnostic: 1580 matched stars entering correct_measured_positions(), 2148 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.42" ITERATION 02 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 UCAC5 local query limit 5000: matching up to 5000 detected stars, deepening the UCAC5 window to mag 15.50 Reading UCAC5 zone files... Searching UCAC5 zones 492 to 548 (Dec 8.5 to 19.3) Done reading UCAC5 zone files... Matched 1585 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Accuracy estimation diagnostic: 1580 matched stars entering correct_measured_positions(), 2148 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.40" Accuracy estimation diagnostic: 1580 matched stars entering correct_measured_positions(), 2148 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.40" Excluding outliers - 1580 stars left (next iteration limit 1738) Stop iterations. The field is successfully solved and matched with the astrometric catalog! :) SIP_REFIT: SIP order 2 trial: matched=1580 robust_rms=7.302 arcsec worst_region_rms=10.409 arcsec outer_annulus_rms=10.409 arcsec SIP_REFIT: SIP order 3 trial: matched=1580 robust_rms=0.514 arcsec worst_region_rms=0.793 arcsec outer_annulus_rms=0.540 arcsec SIP_REFIT: SIP order 5 trial: matched=1580 robust_rms=0.404 arcsec worst_region_rms=0.502 arcsec outer_annulus_rms=0.476 arcsec SIP_REFIT: selected SIP order 5 SIP_REFIT: order=5 matched=1580 robust_rms_before=1.876 arcsec robust_rms_before_corrected=0.421 arcsec robust_rms_after=0.404 arcsec worst_region_rms_before=0.548 worst_region_rms_after=0.502 outer_annulus_rms_before=1.790 outer_annulus_rms_after=0.476 SIP_REFIT: refit does not sufficiently improve on the solution it would replace (best worst-region baseline 0.548 arcsec) - keeping the original SIP_REFIT_REJECTED: file=fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits worst_region_rms_kept=0.548 arcsec robust_rms_kept=0.421 arcsec matched=1580 WCS_QUALITY_DIAG: file=fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits N_match=1580 sigma_overall_arcsec=0.421 sigma_q1_arcsec=0.413 sigma_q2_arcsec=0.448 sigma_q3_arcsec=0.408 sigma_q4_arcsec=0.411 n_q1=494 n_q2=198 n_q3=582 n_q4=306 worst_quadrant_to_overall_ratio=1.063 The image catalog is written to wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits.wcscat.ucac5 The DS9 region file with the matched stars is written to wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits.wcscat.ds9.reg You may view it with the command: ds9 /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits -region wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits.wcscat.ds9.reg The astrometric residuals vector field is written to wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits.wcscat.astrometric_residuals Option '-n' not using photometric catalogs, just stick with astrometry opt '-i': 2 is the maximum number of iterations FORCED_PHOTOMETRY_CALIBRATION_METHOD=tycho2 - not using remote photometric catalogs, just stick with astrometry ############ /tmp/tmp.wF2JGeIHie (6) ############ Parsing command line arguments... The minor axis of the CCD chip should be 24.0 mm based on the derived pixel size of 3.8 um Internal estimated FoV 605.3' The guess is based on the FOCALLEN keyword. Trying to blindly solve the plate (local solve-field or remote server)... /data_ssd/NMW-TexasTech/workdir/vast_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/util/wcs_image_calibration.sh /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits 605.0 Entering WCS image calibration mode. ORIGINAL_FITSFILE=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits FITSFILE before on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits verification OK: /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits It's not one of the telescopes that are know to produce images with good WCS solutions - will try to re-solve! FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits WCS_IMAGE_NAME=wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits WCS-calibrated image found: wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits Checking if the catalog wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits.wcscat corresponding to the image wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits alredy exist and is non-empty... Catalog wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits.wcscat corresponding to the image wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits found. The catalog is in the new format, as expected. The plate-solved (WCS-calibrated) image is saved to wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits util/solve_plate_with_UCAC5 is preparing to read a catalog corresponding to the image /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits WCS catalog name: wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits.wcscat Excluding image region: -1.0 -1.0 1.0 1.0 (defined in bad_region.lst) Excluding image region: 7500.0 0.0 9576.0 6388.0 (defined in bad_region.lst) Excluding image region: 1122.0 1550.0 1124.0 1552.0 (defined in bad_region.lst) Excluding image region: 1637.0 2824.0 1639.0 2826.0 (defined in bad_region.lst) Excluding image region: 1831.0 2839.0 1833.0 2841.0 (defined in bad_region.lst) Excluding image region: 1905.0 4570.0 1907.0 4572.0 (defined in bad_region.lst) Excluding image region: 2012.0 4693.0 2014.0 4695.0 (defined in bad_region.lst) Excluding image region: 2397.0 4241.0 2399.0 4243.0 (defined in bad_region.lst) Excluding image region: 2679.0 2807.0 2681.0 2809.0 (defined in bad_region.lst) Excluding more image regions!.. (will not print them all) Excluded a total of 31 image regions (defined in bad_region.lst). SExtractor catalog parsing summary: zero_flux=0, no_flux_err=0, no_mag=0, no_mag_err=0, low_SNR=0, blended=184, bad_region=466, passed=2464 Got 2464 stars (including 1829 good ones) from the SExtractor catalog wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits.wcscat util/solve_plate_with_UCAC5 got 2464 stars from the SExtractor catalog Updated FoV from the plate-solved image: 940.9' Seting catalog search parameters based on the expected field of view 940.9 arcmin UCAC5 catalog search parameters: catalog_search_parameters->search_radius_deg= 0.013068 (47.0 arcsec) catalog_search_parameters->brightest_mag= 1.00 catalog_search_parameters->faintest_mag= 13.50 catalog_search_parameters->search_radius_second_step_deg 0.010454 (37.6 arcsec) ITERATION 01 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 UCAC5 local query limit 5000: matching up to 5000 detected stars, deepening the UCAC5 window to mag 15.50 Reading UCAC5 zone files... Searching UCAC5 zones 492 to 548 (Dec 8.6 to 19.3) Done reading UCAC5 zone files... Matched 1537 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Correcting the measured astrometric positions... Accuracy estimation diagnostic: 1531 matched stars entering correct_measured_positions(), 1531 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.41" Removing outliers... Correcting the measured astrometric positions... Accuracy estimation diagnostic: 1531 matched stars entering correct_measured_positions(), 2083 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.41" ITERATION 02 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 UCAC5 local query limit 5000: matching up to 5000 detected stars, deepening the UCAC5 window to mag 15.50 Reading UCAC5 zone files... Searching UCAC5 zones 492 to 548 (Dec 8.6 to 19.3) Done reading UCAC5 zone files... Matched 1536 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Accuracy estimation diagnostic: 1531 matched stars entering correct_measured_positions(), 2083 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.38" Accuracy estimation diagnostic: 1531 matched stars entering correct_measured_positions(), 2083 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.37" Excluding outliers - 1531 stars left (next iteration limit 1684) Stop iterations. The field is successfully solved and matched with the astrometric catalog! :) SIP_REFIT: SIP order 2 trial: matched=1531 robust_rms=7.456 arcsec worst_region_rms=10.786 arcsec outer_annulus_rms=10.786 arcsec SIP_REFIT: SIP order 3 trial: matched=1531 robust_rms=0.488 arcsec worst_region_rms=0.602 arcsec outer_annulus_rms=0.545 arcsec SIP_REFIT: SIP order 5 trial: matched=1531 robust_rms=0.390 arcsec worst_region_rms=0.514 arcsec outer_annulus_rms=0.489 arcsec SIP_REFIT: selected SIP order 5 SIP_REFIT: order=5 matched=1531 robust_rms_before=1.859 arcsec robust_rms_before_corrected=0.384 arcsec robust_rms_after=0.390 arcsec worst_region_rms_before=0.532 worst_region_rms_after=0.514 outer_annulus_rms_before=1.913 outer_annulus_rms_after=0.489 SIP_REFIT: refit does not sufficiently improve on the solution it would replace (best worst-region baseline 0.532 arcsec) - keeping the original SIP_REFIT_REJECTED: file=fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits worst_region_rms_kept=0.532 arcsec robust_rms_kept=0.384 arcsec matched=1531 WCS_QUALITY_DIAG: file=fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits N_match=1531 sigma_overall_arcsec=0.392 sigma_q1_arcsec=0.417 sigma_q2_arcsec=0.523 sigma_q3_arcsec=0.377 sigma_q4_arcsec=0.362 n_q1=513 n_q2=153 n_q3=581 n_q4=284 worst_quadrant_to_overall_ratio=1.335 The image catalog is written to wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits.wcscat.ucac5 The DS9 region file with the matched stars is written to wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits.wcscat.ds9.reg You may view it with the command: ds9 /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits -region wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits.wcscat.ds9.reg The astrometric residuals vector field is written to wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits.wcscat.astrometric_residuals Option '-n' not using photometric catalogs, just stick with astrometry opt '-i': 2 is the maximum number of iterations FORCED_PHOTOMETRY_CALIBRATION_METHOD=tycho2 - not using remote photometric catalogs, just stick with astrometry Saving the final (post-refit) wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits to local_wcs_cache/ 'wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits' -> 'local_wcs_cache/wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits' Saving the final (post-refit) wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits to local_wcs_cache/ 'wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits' -> 'local_wcs_cache/wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits' Saving the final (post-refit) wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits to local_wcs_cache/ 'wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits' -> 'local_wcs_cache/wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits' Saving the final (post-refit) wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits to local_wcs_cache/ 'wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits' -> 'local_wcs_cache/wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits' ################################### # Pre-local-correction WCS quality summary (see WCS_QUALITY_DIAG lines above) ref1=Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits sigma_overall=0.365 worst_q_ratio=1.077 ref2=Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits sigma_overall=0.354 worst_q_ratio=1.032 new1=fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits sigma_overall=0.421 worst_q_ratio=1.063 new2=fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits sigma_overall=0.392 worst_q_ratio=1.335 reference average sigma_overall=0.3595 worst_q_ratio=1.0545 warn-on-ratio threshold: 2.0x reference ################################### ERROR: large change in astrometric-star counts between the two new images (q2: 198 -> 153, 22.727% > 20%; fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits vs fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits) - usually a bad plate solution on one of them, sometimes stars crossing a quadrant boundary when the two images are widely offset, rarely a transparency change; continuing processing
Astrometric residual vector field (catalog-matched stars):
plot_astrometric_residuals_xy.py: wrote wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141_astrometric_residuals.png (3629 matched stars from wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat.astrometric_residuals, image 9576x6388, median residual 0.32 arcsec)
plot_astrometric_residuals_xy.py: wrote wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142_astrometric_residuals.png (3622 matched stars from wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.wcscat.astrometric_residuals, image 9576x6388, median residual 0.32 arcsec)
plot_astrometric_residuals_xy.py: wrote wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558_astrometric_residuals.png (1580 matched stars from wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits.wcscat.astrometric_residuals, image 9576x6388, median residual 0.36 arcsec)
plot_astrometric_residuals_xy.py: wrote wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559_astrometric_residuals.png (1531 matched stars from wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits.wcscat.astrometric_residuals, image 9576x6388, median residual 0.35 arcsec)
Copying WCS-calibrated images back to input directory Saving fully-calibrated image wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits INFO: FPACK_FULLY_CALIBRATED_IMAGE=no (not compressing the image) 'wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits' -> '/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits' Saving fully-calibrated image wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits INFO: FPACK_FULLY_CALIBRATED_IMAGE=no (not compressing the image) 'wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits' -> '/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits' Preparing the HTML report for the field Leo-05-Q2b1x1 with default.sex.telephoto_lens_onlybrightstars_v1 No candidates found here Prepared the HTML report for the field Leo-05-Q2b1x1 with default.sex.telephoto_lens_onlybrightstars_v1 *------ done with default.sex.telephoto_lens_onlybrightstars_v1 ------* #### The local exclusion list is exclusion_list_local.txt #### wait *------ default.sex.telephoto_lens_vSTL ------* 'default.sex.telephoto_lens_vSTL' -> 'default.sex' Starting VaST with default.sex.telephoto_lens_vSTL ./vast --noflagimage --starmatchraius 5 --matchstarnumber 500 --selectbestaperture --sysrem 0 --type 4 --maxsextractorflag 99 --UTC --nofind --nojdkeyword /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits SExtractor catalog cache: saved Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.cat to cache SExtractor catalog cache: saved Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.cat to cache VaST run complete with default.sex.telephoto_lens_vSTL The four input images were /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits Checking WCS cache directory local_wcs_cache Found WCS cache directory local_wcs_cache Creating symlink local_wcs_cache/wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits Creating symlink local_wcs_cache/wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits Creating symlink local_wcs_cache/wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits Creating symlink local_wcs_cache/wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits Checking WCS cache directory /mnt/usb/NMW_NG/solved_reference_images Checking WCS cache directory /home/NMW_web_upload/solved_reference_images Checking WCS cache directory /dataX/kirx/NMW_NG_rt3_autumn2019/solved_reference_images Plate-solving the images wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits exists and is non-empty wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits exists and is non-empty wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits exists and is non-empty wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits exists and is non-empty ################################### # fov_of_wcs_calibrated_image.sh output for wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits (1st reference image) verification OK: wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits Image size: 937.4'x624.2' 15.6(deg)x10.4(deg) 9576x6388 pix Image scale: 5.87"/pix along the X axis and 5.86"/pix along the Y axis Image center: 10:40:00.118 +14:00:12.76 J2000 4789.000 3195.000 ################################### The image scale is 5.87"/pix, setting the soft and hard astrometric limits for filtering second-epoch detections: 5.9" and 8.8" ################################### # fov_of_wcs_calibrated_image.sh output for wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits (1st new image) verification OK: wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits Image size: 941.0'x624.5' 15.7(deg)x10.4(deg) 9576x6388 pix Image scale: 5.90"/pix along the X axis and 5.87"/pix along the Y axis Image center: 10:40:00.169 +13:59:03.36 J2000 4789.000 3195.000 ################################### ################################### # Check the image center offset between the reference and the first second-epoch image (pointing accuracy) Reference image center 10:40:00.118 +14:00:12.76 Second-epoch image center 10:40:00.169 +13:59:03.36 Angular distance between the image centers 0.0193 deg. Soft limit: 0.50 deg. Hard limit: 1.00 deg. ################################### ################################### # fov_of_wcs_calibrated_image.sh output for wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits (2nd new image) verification OK: wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits Image size: 940.9'x624.5' 15.7(deg)x10.4(deg) 9576x6388 pix Image scale: 5.90"/pix along the X axis and 5.87"/pix along the Y axis Image center: 10:40:03.143 +13:59:36.48 J2000 4789.000 3195.000 ################################### ################################### # Check the image center offset between the reference and the second second-epoch image (pointing accuracy) Reference image center 10:40:00.118 +14:00:12.76 Second-epoch image center 10:40:03.143 +13:59:36.48 Angular distance between the image centers 0.0158 deg. ################################### ################################### # Check the image center offset between the first and the second second-epoch image (shift should be applied between the second-epoch images) Second-epoch first image center 10:40:00.169 +13:59:03.36 Second-epoch second image center 10:40:03.143 +13:59:36.48 Angular distance between the image centers 0.01514 deg. ################################### Running solve_plate_with_UCAC5... Preparing for a parallel run Running util/solve_plate_with_UCAC5 --no_photometric_catalog --iterations 2 /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits &> /tmp/tmp.Cd5Fzzbhcd Parallel run for /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits Running util/solve_plate_with_UCAC5 --no_photometric_catalog --iterations 2 /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits &> /tmp/tmp.jclOsZthge Parallel run for /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits Running util/solve_plate_with_UCAC5 --no_photometric_catalog --iterations 2 /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits &> /tmp/tmp.wI30MIdKRK Parallel run for /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits Running util/solve_plate_with_UCAC5 --no_photometric_catalog --iterations 2 /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits &> /tmp/tmp.0BmA2pvrOE Parallel run for /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits Calibrating the magnitude scale Found non-empty wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits ____ Start of magnitude calibration ____ PHOTOMETRIC_CALIBRATION=TYCHO2_V Calibrating the magnitude scale with Tycho-2 stars util/transients/transient_factory_test31.sh is checking for the presence of non-empty wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits and wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat wait (drain background util/solve_plate_with_UCAC5 jobs before Tycho-2 calibration -- avoids wcs_.fits write race) Tycho-2 catalog is found at lib/catalogs/tycho2 Tycho-2 catalog and the derived bright star exclusion list are ready Checking for the presence of non-empty wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits and wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat Found non-empty wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits and wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat The reference image (wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits) and catalog (wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat) found 'wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat' -> 'wcsmag.cat' Read 29548 stars from the SExtractor catalog wcsmag.cat Detected star coordinate range: RA 151.7119 to 168.2363 deg, Dec +8.6400 to +19.2694 deg Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.00 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.01 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.02 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.03 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.04 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.05 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.06 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.07 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.08 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.09 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.10 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.11 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.12 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.13 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.14 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.15 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.16 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.17 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.18 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.19 Tycho-2 catalog search boundaries: RA 151.7119 to 168.2363 deg, Dec 8.6400 to 19.2694 deg Loaded 4250 Tycho-2 stars within the image boundaries (VT and BT non-zero). Relation between the catalog and instrumental magnitudes is written to calib.txt Stars used for magnitude calibration (good matches): 3390 out of 3597 total matches. Matched with Tycho-2 3597 out of 29548 detected stars. The calibration function type and coefficients are written to calib.txt_param util/calibrate_magnitude_scale 0.000000 1.000000 22.581200 a=0.000000 b=1.000000 c=22.581200 From vast_summary.log: estimated ref. image limiting mag.: -7.03 Updating vast_summary.log: Estimated ref. image limiting mag.: 15.55 Updated vast_limiting_magnitude.log with calibrated magnitudes Working... Please, PLEASE, be patient!!! All lightcurves processed! =) Estimated ref. image limiting mag.: 15.55
Lightcurve magnitude calibration plot:

Preparing per-reference-image forced-photometry calibration (method=tycho2 band=V) Read 29548 stars from the SExtractor catalog wcsmag.cat Detected star coordinate range: RA 151.7119 to 168.2363 deg, Dec +8.6400 to +19.2694 deg Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.00 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.01 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.02 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.03 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.04 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.05 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.06 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.07 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.08 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.09 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.10 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.11 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.12 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.13 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.14 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.15 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.16 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.17 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.18 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.19 Tycho-2 catalog search boundaries: RA 151.7119 to 168.2363 deg, Dec 8.6400 to 19.2694 deg Loaded 4250 Tycho-2 stars within the image boundaries (VT and BT non-zero). Relation between the catalog and instrumental magnitudes is written to calib.txt Stars used for magnitude calibration (good matches): 3390 out of 3597 total matches. Matched with Tycho-2 3597 out of 29548 detected stars. util/calibrate_single_image_with_tycho2.sh: calibrated wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits via Tycho-2
Single-image forced-photometry magnitude calibration plot for wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits:

Forced-photometry filter: reusing the VaST-run aperture from image00001.cat.aperture for wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits Forced-photometry filter: calibrated wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits -> calib.txt_param_ref_wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits (aperture=4.9) Read 29453 stars from the SExtractor catalog wcsmag.cat Detected star coordinate range: RA 151.7036 to 168.1940 deg, Dec +8.6403 to +19.2611 deg Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.00 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.01 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.02 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.03 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.04 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.05 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.06 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.07 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.08 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.09 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.10 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.11 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.12 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.13 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.14 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.15 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.16 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.17 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.18 Reading Tycho2 catalog file lib/catalogs/tycho2/tyc2.dat.19 Tycho-2 catalog search boundaries: RA 151.7036 to 168.1940 deg, Dec 8.6403 to 19.2611 deg Loaded 4245 Tycho-2 stars within the image boundaries (VT and BT non-zero). Relation between the catalog and instrumental magnitudes is written to calib.txt Stars used for magnitude calibration (good matches): 3386 out of 3596 total matches. Matched with Tycho-2 3596 out of 29453 detected stars. util/calibrate_single_image_with_tycho2.sh: calibrated wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits via Tycho-2
Single-image forced-photometry magnitude calibration plot for wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits:

Forced-photometry filter: reusing the VaST-run aperture from image00002.cat.aperture for wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits Forced-photometry filter: calibrated wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits -> calib.txt_param_ref_wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits (aperture=4.9) ____ End of magnitude calibration ____ Applying consolidated magnitude filters... Preparing the exclusion lists for this field Done with filtering Found 1 candidate transients before the final filtering. (Hard limit: 10000) Median FWHM seeing for isolated stars: 2.2 pix Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits 2.2 pix Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits 2.2 pix fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits 2.2 pix fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits Limiting magnitude estimates: 15.6 mag. Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits 15.5 mag. Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits 14.4 mag. fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits 14.4 mag. fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits All-image limiting magnitude estimate: 14.4 (SNR ) 13.7 (80% of stars) with default.sex.telephoto_lens_vSTL The first estimate is the magnitude of a star detected with a signal-to-noise ratio of following Karpov (2025, Acta Polytechnica, 65, 50). This value should be representative of the faintest stars clearly visible in the image. The brighter of the limiting magnitude estimates for the two second-epoch images is reported here. The second estimate is the 80th percentile of the magnitude distribution of stars detected on all four images. This value is representative of the faintest object that may enter the candidate transients list. The hard cut-off for the candidate transients is 15.5 mag. Waiting for UCAC5 plate solver wait ############ /tmp/tmp.Cd5Fzzbhcd (6) ############ Parsing command line arguments... The guess is based on the existing WCS header. Trying to blindly solve the plate (local solve-field or remote server)... /data_ssd/NMW-TexasTech/workdir/vast_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/util/wcs_image_calibration.sh /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits 571.0 Entering WCS image calibration mode. ORIGINAL_FITSFILE=/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits FITSFILE before on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits verification OK: /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits It's a known telescope with plate solutions that are supposed to be good. The input image /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits has a WCS header - will blindly trust it is good... '/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits' -> 'wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits' This WCS solution (astrometrynet) will be kept as is, not refit by util/solve_plate_with_UCAC5 FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits WCS_IMAGE_NAME=wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits WCS-calibrated image found: wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits Checking if the catalog wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat corresponding to the image wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits alredy exist and is non-empty... Catalog wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat corresponding to the image wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits found. The catalog is in the new format, as expected. The plate-solved (WCS-calibrated) image is saved to wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits util/solve_plate_with_UCAC5 is preparing to read a catalog corresponding to the image /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits WCS catalog name: wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat Excluding image region: -1.0 -1.0 1.0 1.0 (defined in bad_region.lst) Excluding image region: 7500.0 0.0 9576.0 6388.0 (defined in bad_region.lst) Excluding image region: 1122.0 1550.0 1124.0 1552.0 (defined in bad_region.lst) Excluding image region: 1637.0 2824.0 1639.0 2826.0 (defined in bad_region.lst) Excluding image region: 1831.0 2839.0 1833.0 2841.0 (defined in bad_region.lst) Excluding image region: 1905.0 4570.0 1907.0 4572.0 (defined in bad_region.lst) Excluding image region: 2012.0 4693.0 2014.0 4695.0 (defined in bad_region.lst) Excluding image region: 2397.0 4241.0 2399.0 4243.0 (defined in bad_region.lst) Excluding image region: 2679.0 2807.0 2681.0 2809.0 (defined in bad_region.lst) Excluding more image regions!.. (will not print them all) Excluded a total of 31 image regions (defined in bad_region.lst). SExtractor catalog parsing summary: zero_flux=0, no_flux_err=0, no_mag=0, no_mag_err=0, low_SNR=15, blended=1176, bad_region=5538, passed=29533 Got 29533 stars (including 23167 good ones) from the SExtractor catalog wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat util/solve_plate_with_UCAC5 got 29533 stars from the SExtractor catalog Updated FoV from the plate-solved image: 937.4' Seting catalog search parameters based on the expected field of view 937.4 arcmin UCAC5 catalog search parameters: catalog_search_parameters->search_radius_deg= 0.013019 (46.9 arcsec) catalog_search_parameters->brightest_mag= 1.00 catalog_search_parameters->faintest_mag= 13.50 catalog_search_parameters->search_radius_second_step_deg 0.010416 (37.5 arcsec) ITERATION 01 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 UCAC5 local query limit 5000: matching up to 5000 detected stars, deepening the UCAC5 window to mag 15.50 Reading UCAC5 zone files... Searching UCAC5 zones 493 to 548 (Dec 8.6 to 19.3) Done reading UCAC5 zone files... Matched 4505 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Correcting the measured astrometric positions... Accuracy estimation diagnostic: 4499 matched stars entering correct_measured_positions(), 4499 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.31" Removing outliers... Correcting the measured astrometric positions... Accuracy estimation diagnostic: 4499 matched stars entering correct_measured_positions(), 25250 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.31" ITERATION 02 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 UCAC5 local query limit 5000: matching up to 5000 detected stars, deepening the UCAC5 window to mag 15.50 Reading UCAC5 zone files... Searching UCAC5 zones 493 to 548 (Dec 8.6 to 19.3) Done reading UCAC5 zone files... Matched 4506 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Accuracy estimation diagnostic: 4496 matched stars entering correct_measured_positions(), 25250 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.32" Accuracy estimation diagnostic: 4496 matched stars entering correct_measured_positions(), 25241 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.34" Excluding outliers - 4496 stars left (next iteration limit 4948) Stop iterations. The field is successfully solved and matched with the astrometric catalog! :) SIP_REFIT: wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits is a symbolic link - will not rewrite the WCS of whatever it points to, but will still refit the output catalog positions SIP_REFIT: util/identify.sh trusts the WCS of wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits (astrometrynet) - keeping it, no refit (set VAST_FORCE_SIP_REFIT=1 to refit anyway) WCS_QUALITY_DIAG: file=Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits N_match=4496 sigma_overall_arcsec=0.361 sigma_q1_arcsec=0.336 sigma_q2_arcsec=0.356 sigma_q3_arcsec=0.374 sigma_q4_arcsec=0.380 n_q1=1458 n_q2=789 n_q3=1504 n_q4=745 worst_quadrant_to_overall_ratio=1.053 The image catalog is written to wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat.ucac5 The DS9 region file with the matched stars is written to wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat.ds9.reg You may view it with the command: ds9 /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits -region wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat.ds9.reg The astrometric residuals vector field is written to wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits.wcscat.astrometric_residuals Option '-n' not using photometric catalogs, just stick with astrometry opt '-i': 2 is the maximum number of iterations FORCED_PHOTOMETRY_CALIBRATION_METHOD=tycho2 - not using remote photometric catalogs, just stick with astrometry ############ /tmp/tmp.jclOsZthge (6) ############ Parsing command line arguments... The guess is based on the existing WCS header. Trying to blindly solve the plate (local solve-field or remote server)... /data_ssd/NMW-TexasTech/workdir/vast_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/util/wcs_image_calibration.sh /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits 571.0 Entering WCS image calibration mode. ORIGINAL_FITSFILE=/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits FITSFILE before on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits verification OK: /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits It's a known telescope with plate solutions that are supposed to be good. The input image /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits has a WCS header - will blindly trust it is good... '/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits' -> 'wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits' This WCS solution (astrometrynet) will be kept as is, not refit by util/solve_plate_with_UCAC5 FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits WCS_IMAGE_NAME=wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits WCS-calibrated image found: wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits Checking if the catalog wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.wcscat corresponding to the image wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits alredy exist and is non-empty... Catalog wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.wcscat corresponding to the image wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits found. The catalog is in the new format, as expected. The plate-solved (WCS-calibrated) image is saved to wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits util/solve_plate_with_UCAC5 is preparing to read a catalog corresponding to the image /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits WCS catalog name: wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.wcscat Excluding image region: -1.0 -1.0 1.0 1.0 (defined in bad_region.lst) Excluding image region: 7500.0 0.0 9576.0 6388.0 (defined in bad_region.lst) Excluding image region: 1122.0 1550.0 1124.0 1552.0 (defined in bad_region.lst) Excluding image region: 1637.0 2824.0 1639.0 2826.0 (defined in bad_region.lst) Excluding image region: 1831.0 2839.0 1833.0 2841.0 (defined in bad_region.lst) Excluding image region: 1905.0 4570.0 1907.0 4572.0 (defined in bad_region.lst) Excluding image region: 2012.0 4693.0 2014.0 4695.0 (defined in bad_region.lst) Excluding image region: 2397.0 4241.0 2399.0 4243.0 (defined in bad_region.lst) Excluding image region: 2679.0 2807.0 2681.0 2809.0 (defined in bad_region.lst) Excluding more image regions!.. (will not print them all) Excluded a total of 31 image regions (defined in bad_region.lst). SExtractor catalog parsing summary: zero_flux=0, no_flux_err=0, no_mag=0, no_mag_err=0, low_SNR=11, blended=1170, bad_region=5455, passed=29442 Got 29442 stars (including 23120 good ones) from the SExtractor catalog wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.wcscat util/solve_plate_with_UCAC5 got 29442 stars from the SExtractor catalog Updated FoV from the plate-solved image: 937.4' Seting catalog search parameters based on the expected field of view 937.4 arcmin UCAC5 catalog search parameters: catalog_search_parameters->search_radius_deg= 0.013019 (46.9 arcsec) catalog_search_parameters->brightest_mag= 1.00 catalog_search_parameters->faintest_mag= 13.50 catalog_search_parameters->search_radius_second_step_deg 0.010416 (37.5 arcsec) ITERATION 01 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 UCAC5 local query limit 5000: matching up to 5000 detected stars, deepening the UCAC5 window to mag 15.50 Reading UCAC5 zone files... Searching UCAC5 zones 493 to 548 (Dec 8.6 to 19.3) Done reading UCAC5 zone files... Matched 4505 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Correcting the measured astrometric positions... Accuracy estimation diagnostic: 4495 matched stars entering correct_measured_positions(), 4495 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.31" Removing outliers... Correcting the measured astrometric positions... Accuracy estimation diagnostic: 4495 matched stars entering correct_measured_positions(), 25215 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.31" ITERATION 02 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 UCAC5 local query limit 5000: matching up to 5000 detected stars, deepening the UCAC5 window to mag 15.50 Reading UCAC5 zone files... Searching UCAC5 zones 493 to 548 (Dec 8.6 to 19.3) Done reading UCAC5 zone files... Matched 4505 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Accuracy estimation diagnostic: 4493 matched stars entering correct_measured_positions(), 25215 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.31" Accuracy estimation diagnostic: 4493 matched stars entering correct_measured_positions(), 25215 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.33" Excluding outliers - 4493 stars left (next iteration limit 4944) Stop iterations. The field is successfully solved and matched with the astrometric catalog! :) SIP_REFIT: wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits is a symbolic link - will not rewrite the WCS of whatever it points to, but will still refit the output catalog positions SIP_REFIT: util/identify.sh trusts the WCS of wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits (astrometrynet) - keeping it, no refit (set VAST_FORCE_SIP_REFIT=1 to refit anyway) WCS_QUALITY_DIAG: file=Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits N_match=4493 sigma_overall_arcsec=0.356 sigma_q1_arcsec=0.337 sigma_q2_arcsec=0.366 sigma_q3_arcsec=0.360 sigma_q4_arcsec=0.367 n_q1=1453 n_q2=776 n_q3=1521 n_q4=743 worst_quadrant_to_overall_ratio=1.030 The image catalog is written to wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.wcscat.ucac5 The DS9 region file with the matched stars is written to wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.wcscat.ds9.reg You may view it with the command: ds9 /data_ssd/NMW-TexasTech/reference_imgs/Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits -region wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.wcscat.ds9.reg The astrometric residuals vector field is written to wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits.wcscat.astrometric_residuals Option '-n' not using photometric catalogs, just stick with astrometry opt '-i': 2 is the maximum number of iterations FORCED_PHOTOMETRY_CALIBRATION_METHOD=tycho2 - not using remote photometric catalogs, just stick with astrometry ############ /tmp/tmp.wI30MIdKRK (6) ############ Parsing command line arguments... The minor axis of the CCD chip should be 24.0 mm based on the derived pixel size of 3.8 um Internal estimated FoV 605.3' The guess is based on the FOCALLEN keyword. Trying to blindly solve the plate (local solve-field or remote server)... /data_ssd/NMW-TexasTech/workdir/vast_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/util/wcs_image_calibration.sh /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits 605.0 Entering WCS image calibration mode. ORIGINAL_FITSFILE=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits FITSFILE before on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits verification OK: /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits It's not one of the telescopes that are know to produce images with good WCS solutions - will try to re-solve! FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits WCS_IMAGE_NAME=wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits WCS-calibrated image found: wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits Checking if the catalog wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits.wcscat corresponding to the image wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits alredy exist and is non-empty... Catalog wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits.wcscat corresponding to the image wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits found. The catalog is in the new format, as expected. The plate-solved (WCS-calibrated) image is saved to wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits util/solve_plate_with_UCAC5 is preparing to read a catalog corresponding to the image /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits WCS catalog name: wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits.wcscat Excluding image region: -1.0 -1.0 1.0 1.0 (defined in bad_region.lst) Excluding image region: 7500.0 0.0 9576.0 6388.0 (defined in bad_region.lst) Excluding image region: 1122.0 1550.0 1124.0 1552.0 (defined in bad_region.lst) Excluding image region: 1637.0 2824.0 1639.0 2826.0 (defined in bad_region.lst) Excluding image region: 1831.0 2839.0 1833.0 2841.0 (defined in bad_region.lst) Excluding image region: 1905.0 4570.0 1907.0 4572.0 (defined in bad_region.lst) Excluding image region: 2012.0 4693.0 2014.0 4695.0 (defined in bad_region.lst) Excluding image region: 2397.0 4241.0 2399.0 4243.0 (defined in bad_region.lst) Excluding image region: 2679.0 2807.0 2681.0 2809.0 (defined in bad_region.lst) Excluding more image regions!.. (will not print them all) Excluded a total of 31 image regions (defined in bad_region.lst). SExtractor catalog parsing summary: zero_flux=0, no_flux_err=0, no_mag=0, no_mag_err=0, low_SNR=0, blended=476, bad_region=1934, passed=14305 Got 14305 stars (including 11997 good ones) from the SExtractor catalog wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits.wcscat util/solve_plate_with_UCAC5 got 14305 stars from the SExtractor catalog Updated FoV from the plate-solved image: 941.0' Seting catalog search parameters based on the expected field of view 941.0 arcmin UCAC5 catalog search parameters: catalog_search_parameters->search_radius_deg= 0.013069 (47.0 arcsec) catalog_search_parameters->brightest_mag= 1.00 catalog_search_parameters->faintest_mag= 13.50 catalog_search_parameters->search_radius_second_step_deg 0.010456 (37.6 arcsec) ITERATION 01 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 UCAC5 local query limit 5000: matching up to 5000 detected stars, deepening the UCAC5 window to mag 15.50 Reading UCAC5 zone files... Searching UCAC5 zones 492 to 548 (Dec 8.5 to 19.3) Done reading UCAC5 zone files... Matched 4214 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Correcting the measured astrometric positions... Accuracy estimation diagnostic: 4203 matched stars entering correct_measured_positions(), 4203 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.44" Removing outliers... Correcting the measured astrometric positions... Accuracy estimation diagnostic: 4203 matched stars entering correct_measured_positions(), 12895 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.45" ITERATION 02 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 UCAC5 local query limit 5000: matching up to 5000 detected stars, deepening the UCAC5 window to mag 15.50 Reading UCAC5 zone files... Searching UCAC5 zones 492 to 548 (Dec 8.5 to 19.3) Done reading UCAC5 zone files... Matched 4214 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Accuracy estimation diagnostic: 4204 matched stars entering correct_measured_positions(), 12895 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.45" Accuracy estimation diagnostic: 4204 matched stars entering correct_measured_positions(), 12895 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.44" Excluding outliers - 4204 stars left (next iteration limit 4623) Stop iterations. The field is successfully solved and matched with the astrometric catalog! :) SIP_REFIT: wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits is a symbolic link - will not rewrite the WCS of whatever it points to, but will still refit the output catalog positions SIP_REFIT: SIP order 2 trial: matched=4204 robust_rms=7.101 arcsec worst_region_rms=10.045 arcsec outer_annulus_rms=10.045 arcsec SIP_REFIT: SIP order 3 trial: matched=4204 robust_rms=0.581 arcsec worst_region_rms=0.870 arcsec outer_annulus_rms=0.643 arcsec SIP_REFIT: SIP order 5 trial: matched=4204 robust_rms=0.481 arcsec worst_region_rms=0.589 arcsec outer_annulus_rms=0.567 arcsec SIP_REFIT: selected SIP order 5 SIP_REFIT: order=5 matched=4204 robust_rms_before=1.890 arcsec robust_rms_before_corrected=0.459 arcsec robust_rms_after=0.481 arcsec worst_region_rms_before=0.578 worst_region_rms_after=0.589 outer_annulus_rms_before=1.857 outer_annulus_rms_after=0.567 SIP_REFIT: refit does not sufficiently improve on the solution it would replace (best worst-region baseline 0.578 arcsec) - keeping the original SIP_REFIT_REJECTED: file=fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits worst_region_rms_kept=0.578 arcsec robust_rms_kept=0.459 arcsec matched=4204 WCS_QUALITY_DIAG: file=fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits N_match=4204 sigma_overall_arcsec=0.451 sigma_q1_arcsec=0.461 sigma_q2_arcsec=0.516 sigma_q3_arcsec=0.432 sigma_q4_arcsec=0.449 n_q1=1346 n_q2=499 n_q3=1554 n_q4=805 worst_quadrant_to_overall_ratio=1.144 The image catalog is written to wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits.wcscat.ucac5 The DS9 region file with the matched stars is written to wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits.wcscat.ds9.reg You may view it with the command: ds9 /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits -region wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits.wcscat.ds9.reg The astrometric residuals vector field is written to wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits.wcscat.astrometric_residuals Option '-n' not using photometric catalogs, just stick with astrometry opt '-i': 2 is the maximum number of iterations FORCED_PHOTOMETRY_CALIBRATION_METHOD=tycho2 - not using remote photometric catalogs, just stick with astrometry ############ /tmp/tmp.0BmA2pvrOE (6) ############ Parsing command line arguments... The minor axis of the CCD chip should be 24.0 mm based on the derived pixel size of 3.8 um Internal estimated FoV 605.3' The guess is based on the FOCALLEN keyword. Trying to blindly solve the plate (local solve-field or remote server)... /data_ssd/NMW-TexasTech/workdir/vast_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/util/wcs_image_calibration.sh /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits 605.0 Entering WCS image calibration mode. ORIGINAL_FITSFILE=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits FITSFILE before on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits verification OK: /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits It's not one of the telescopes that are know to produce images with good WCS solutions - will try to re-solve! FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits WCS_IMAGE_NAME=wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits WCS-calibrated image found: wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits Checking if the catalog wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits.wcscat corresponding to the image wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits alredy exist and is non-empty... Catalog wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits.wcscat corresponding to the image wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits found. The catalog is in the new format, as expected. The plate-solved (WCS-calibrated) image is saved to wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits util/solve_plate_with_UCAC5 is preparing to read a catalog corresponding to the image /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits WCS catalog name: wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits.wcscat Excluding image region: -1.0 -1.0 1.0 1.0 (defined in bad_region.lst) Excluding image region: 7500.0 0.0 9576.0 6388.0 (defined in bad_region.lst) Excluding image region: 1122.0 1550.0 1124.0 1552.0 (defined in bad_region.lst) Excluding image region: 1637.0 2824.0 1639.0 2826.0 (defined in bad_region.lst) Excluding image region: 1831.0 2839.0 1833.0 2841.0 (defined in bad_region.lst) Excluding image region: 1905.0 4570.0 1907.0 4572.0 (defined in bad_region.lst) Excluding image region: 2012.0 4693.0 2014.0 4695.0 (defined in bad_region.lst) Excluding image region: 2397.0 4241.0 2399.0 4243.0 (defined in bad_region.lst) Excluding image region: 2679.0 2807.0 2681.0 2809.0 (defined in bad_region.lst) Excluding more image regions!.. (will not print them all) Excluded a total of 31 image regions (defined in bad_region.lst). SExtractor catalog parsing summary: zero_flux=0, no_flux_err=0, no_mag=0, no_mag_err=0, low_SNR=6, blended=503, bad_region=2005, passed=14219 Got 14219 stars (including 11863 good ones) from the SExtractor catalog wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits.wcscat util/solve_plate_with_UCAC5 got 14219 stars from the SExtractor catalog Updated FoV from the plate-solved image: 940.9' Seting catalog search parameters based on the expected field of view 940.9 arcmin UCAC5 catalog search parameters: catalog_search_parameters->search_radius_deg= 0.013068 (47.0 arcsec) catalog_search_parameters->brightest_mag= 1.00 catalog_search_parameters->faintest_mag= 13.50 catalog_search_parameters->search_radius_second_step_deg 0.010454 (37.6 arcsec) ITERATION 01 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 UCAC5 local query limit 5000: matching up to 5000 detected stars, deepening the UCAC5 window to mag 15.50 Reading UCAC5 zone files... Searching UCAC5 zones 492 to 548 (Dec 8.5 to 19.3) Done reading UCAC5 zone files... Matched 4201 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Correcting the measured astrometric positions... Accuracy estimation diagnostic: 4187 matched stars entering correct_measured_positions(), 4187 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.44" Removing outliers... Correcting the measured astrometric positions... Accuracy estimation diagnostic: 4187 matched stars entering correct_measured_positions(), 12691 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.44" ITERATION 02 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 UCAC5 local query limit 5000: matching up to 5000 detected stars, deepening the UCAC5 window to mag 15.50 Reading UCAC5 zone files... Searching UCAC5 zones 492 to 548 (Dec 8.5 to 19.3) Done reading UCAC5 zone files... Matched 4200 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Accuracy estimation diagnostic: 4189 matched stars entering correct_measured_positions(), 12691 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.44" Accuracy estimation diagnostic: 4189 matched stars entering correct_measured_positions(), 12691 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.43" Excluding outliers - 4189 stars left (next iteration limit 4605) Stop iterations. The field is successfully solved and matched with the astrometric catalog! :) SIP_REFIT: wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits is a symbolic link - will not rewrite the WCS of whatever it points to, but will still refit the output catalog positions SIP_REFIT: SIP order 2 trial: matched=4189 robust_rms=7.125 arcsec worst_region_rms=10.226 arcsec outer_annulus_rms=10.226 arcsec SIP_REFIT: SIP order 3 trial: matched=4189 robust_rms=0.573 arcsec worst_region_rms=0.826 arcsec outer_annulus_rms=0.670 arcsec SIP_REFIT: SIP order 5 trial: matched=4189 robust_rms=0.486 arcsec worst_region_rms=0.640 arcsec outer_annulus_rms=0.577 arcsec SIP_REFIT: selected SIP order 5 SIP_REFIT: order=5 matched=4189 robust_rms_before=1.896 arcsec robust_rms_before_corrected=0.462 arcsec robust_rms_after=0.486 arcsec worst_region_rms_before=0.576 worst_region_rms_after=0.640 outer_annulus_rms_before=1.896 outer_annulus_rms_after=0.577 SIP_REFIT: refit does not sufficiently improve on the solution it would replace (best worst-region baseline 0.576 arcsec) - keeping the original SIP_REFIT_REJECTED: file=fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits worst_region_rms_kept=0.576 arcsec robust_rms_kept=0.462 arcsec matched=4189 WCS_QUALITY_DIAG: file=fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits N_match=4189 sigma_overall_arcsec=0.458 sigma_q1_arcsec=0.484 sigma_q2_arcsec=0.560 sigma_q3_arcsec=0.431 sigma_q4_arcsec=0.420 n_q1=1416 n_q2=385 n_q3=1605 n_q4=783 worst_quadrant_to_overall_ratio=1.224 The image catalog is written to wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits.wcscat.ucac5 The DS9 region file with the matched stars is written to wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits.wcscat.ds9.reg You may view it with the command: ds9 /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits -region wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits.wcscat.ds9.reg The astrometric residuals vector field is written to wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits.wcscat.astrometric_residuals Option '-n' not using photometric catalogs, just stick with astrometry opt '-i': 2 is the maximum number of iterations FORCED_PHOTOMETRY_CALIBRATION_METHOD=tycho2 - not using remote photometric catalogs, just stick with astrometry Skipping WCS quality comparison: not the first SExtractor pass (default.sex.telephoto_lens_vSTL) Copying WCS-calibrated images back to input directory Saving fully-calibrated image wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits INFO: FPACK_FULLY_CALIBRATED_IMAGE=no (not compressing the image) The destination file is already there - not rewriting /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-36-36_20.00sec_-0.00C_LIGHT_0558.fits Saving fully-calibrated image wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits INFO: FPACK_FULLY_CALIBRATED_IMAGE=no (not compressing the image) The destination file is already there - not rewriting /data_ssd/NMW-TexasTech/workdir//img_2026-10-13_CI_Leo-05-Q2b1x1_061026_TTUQ2b1x1_1697898_U8MGBMiZ/wcs_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559.fits Preparing the HTML report for the field Leo-05-Q2b1x1 with default.sex.telephoto_lens_vSTL Forced photometry on wcs_Leo-05-Q2b1x1_2026-05-10_23-23-07_20.00sec_-5.00C_LIGHT_0141.fits at 10:34:40.04 +13:36:02.5: 15.96 +/- 99.00 upperlimit Forced photometry on wcs_Leo-05-Q2b1x1_2026-05-10_23-24-02_20.00sec_-4.90C_LIGHT_0142.fits at 10:34:40.04 +13:36:02.5: 15.97 +/- 99.00 upperlimit Adding exclusion_list_local.txt__out35012.dat to exclusion_list_local.txt make_report_in_HTML.sh Phase 1 (network queries): 7s Pre-generating preview images in parallel... Done pre-generating preview images. Pre-generating finding charts in parallel... Done pre-generating finding charts. make_report_in_HTML.sh Pre-generation: 1s xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx Considering the candidate 35012_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559 Preparing report for the candidate 35012_fd_Leo-05-Q2b1x1_2026-10-13_05-37-23_20.00sec_0.00C_LIGHT_0559 make_report_in_HTML.sh Phase 2 (HTML assembly): 0s make_report_in_HTML.sh TOTAL: 8s Prepared the HTML report for the field Leo-05-Q2b1x1 with default.sex.telephoto_lens_vSTL *------ done with default.sex.telephoto_lens_vSTL ------* #### The local exclusion list is exclusion_list_local.txt #### 10:34:40.04 +13:36:02.5 ########### Completed Leo-05-Q2b1x1 ########### The analysis was running at tau We are allowed to update the exclusion list at tau host Found ../exclusion_list_TTUQ2.txt #### The exclusion list before filtering-out asteroids, bad pixels and adding Gaia sources #### 10:34:40.04 +13:36:02.5 ################################################################################### 10:34:40.04 +13:36:02.5 -- asteroid (will NOT add it to exclusion list) renamed 'exclusion_list_index_html.txt_noasteroids' -> 'exclusion_list_index_html.txt' renamed 'exclusion_list_index_html.txt_nohotpixels' -> 'exclusion_list_index_html.txt' # Count candidates with no identification (that also don't look like hot pix) Found 0 unidentified candidates (excluding asteroids, hot pixels and known variable stars). ################################################################################### 0 candidates found (excluding asteroids and hot pixels) This does not look like a test run ################################################################################### exclusion_list_gaiadr2.txt NOT FOUND exclusion_list_apass.txt NOT FOUND IS_THIS_TEST_RUN=NO ALLOW_EXCLUSION_LIST_UPDATE= YES #### Nothing to add to the exclusion list #### The observatory MPC code is V36 ############################################################ Positions of planets computed with util/planet_finder/main.py for JD(UT)2461326.94220248 -observatory V36 14:45:17.28 -19:05:10.7 Mercury (0.0mag) 14:04:29.44 -20:39:58.0 Venus (-4.4mag) 08:44:39.06 +19:21:17.3 Mars (1.0mag) 09:35:39.99 +14:59:20.1 Jupiter (-1.9mag) 00:41:51.52 +01:33:14.9 Saturn (0.4mag) 04:11:51.78 +20:57:24.8 Uranus (5.6mag) 00:10:08.77 -00:26:53.4 Neptune (7.7mag) 20:24:09.81 -23:43:28.7 Pluto (14.5mag) 15:15:19.54 -23:24:27.8 Moon (-8.9mag) -rw-r--r-- 1 apache apache 361 Oct 13 06:12 planets.txt ############################################################ Positions of selected moons from JPL HORIZONS for JD(UT)2461326.94220248: 09:35:35.55 +14:59:45.3 Io (6.1mag) 09:35:30.24 +15:00:14.4 Europa (6.2mag) 09:35:46.08 +14:58:46.4 Ganymede (5.6mag) 09:35:33.06 +14:59:57.6 Callisto (6.9mag) 09:35:33.73 +15:19:15.7 Himalia (15.6mag) 09:35:37.46 +14:59:33.9 Thebe (16.4mag) 09:34:20.35 +15:21:27.1 Elara (17.5mag) 09:37:58.46 +14:22:18.2 Pasiphae (17.8mag) 09:34:07.40 +15:26:55.2 Carme (18.8mag) 00:41:38.10 +01:33:07.4 Titan (8.2mag) 00:41:44.95 +01:33:08.1 Rhea (9.6mag) 00:41:25.26 +01:30:29.4 Iapetus (11.0mag) 00:41:41.21 +01:32:48.6 Hyperion (14.1mag) 00:40:09.97 +01:20:53.2 Phoebe (16.4mag) -rw-r--r-- 1 apache apache 568 Oct 13 06:12 moons.txt ############################################################ Positions of selected spacecraft from JPL HORIZONS for JD(UT)2461326.94220248: 03:01:11.84 +21:15:56.4 JWST 15:54:47.98 +49:44:05.2 Chandra 14:02:36.95 -61:54:44.1 XMM-Newton -rw-r--r-- 1 apache apache 96 Oct 13 06:12 spacecraft.txt ############################################################ Positions of bright comets computed with util/comet_finder/main.py for JD(UT)2461326.94220248 -observatory V36 03:45:29.94 +20:12:10.7 17.1mag P/1996 R2 (Lagerkvist) 18:26:34.22 -33:26:50.8 14.8mag P/2010 H2 (Vales) 07:40:37.11 -72:32:14.9 17.2mag C/2014 UN271 (Bernardinelli-Bernstein) 06:15:37.27 +34:42:37.5 17.7mag C/2017 K2 (PANSTARRS) 04:55:15.78 +48:27:46.5 17.3mag P/2021 N1 (ZTF) 07:30:57.67 +25:26:18.6 16.9mag C/2022 N2 (PANSTARRS) 09:02:53.21 +35:53:17.2 16.2mag C/2024 E1 (Wierzchos) 18:27:14.51 +41:26:13.2 17.4mag C/2024 J3 (ATLAS) 05:46:16.81 -13:36:49.4 16.6mag C/2024 T5 (ATLAS) 12:20:56.48 +15:49:33.2 16.1mag C/2025 V2 (Rankin) 13:53:03.83 -02:53:30.4 16.5mag C/2025 Y1 (ATLAS) 18:51:04.09 +64:22:48.1 15.7mag C/2026 A2 (Bok) 02:33:48.27 +42:59:14.7 17.8mag C/2026 B2 (Sun-Gao) 12:47:38.04 +14:28:11.9 17.7mag A/2026 E1 16:29:30.69 -29:03:30.9 13.0mag P/2026 R2 (Leonard) 00:21:54.61 +18:41:09.7 17.6mag 2P/Encke 23:00:33.70 -31:14:13.1 14.6mag 10P/Tempel 02:13:36.28 +38:21:52.9 16.7mag 11P/Tempel-Swift-LINEAR 12:12:36.43 -08:19:49.3 16.3mag 29P/Schwassmann-Wachmann 00:21:07.63 -08:55:43.1 15.6mag 65P/Gunn 07:38:28.55 +15:47:29.5 13.9mag 78P/Gehrels 02:57:58.88 +14:14:25.0 17.7mag 88P/Howell 07:46:26.59 +40:49:43.4 17.0mag 112P/Urata-Niijima 09:07:24.64 +13:24:37.0 17.7mag 114P/Wiseman-Skiff 11:45:13.80 +12:47:27.7 14.8mag 123P/West-Hartley 14:11:53.54 -32:47:41.9 17.9mag 124P/Mrkos 06:52:14.81 +19:13:10.6 15.6mag 128P/Shoemaker-Holt 21:22:50.68 +05:02:51.5 9.6mag 161P/Hartley-IRAS 10:23:36.21 +01:10:14.3 14.5mag 169P/NEAT 03:28:09.74 +04:20:27.6 14.9mag 220P/McNaught 06:06:29.58 +45:40:00.2 15.4mag 260P/McNaught 07:30:35.19 +25:33:55.2 17.9mag 266P/Christensen -rw-r--r-- 1 apache apache 1.6K Oct 13 06:12 comets.txt ############################################################ List of recent ASAS-SN transients from https://www.astronomy.ohio-state.edu/asassn/transients.html : 05:39:14.97 +51:06:11.70 ASASSN-26fk 2026-10-5.53 -3.9 02:49:03.98 -49:55:57.00 SN 2026adfy 2026-10-4.88 16.61 22:03:46.31 -11:07:57.70 AT2026adgn 2026-10-4.28 -2.56 15:03:12.98 +49:51:05.40 ASASSN-26fj 2026-10-2.06 15.91 08:07:27.96 -65:51:03.90 ASASSN-26fi 2026-10-1.36 15.82 21:02:34.66 +23:57:26.20 ASASSN-26fh 2026-10-1.27 15.94 20:00:16.62 +03:26:29.90 AT2026adfv 2026-10-1.3 16.42 00:08:42.74 -32:33:16.50 SN2026abhc 2026-09-29.15 15.57 21:02:30.26 -19:27:41.80 SN2026acxa 2026-09-29.13 14.65 04:39:17.45 -28:06:12.40 ASASSN-26fg 2026-09-23.25 15.73 05:25:07.80 +04:38:32.40 SN2026aajs 2026-09-21.32 17.04 19:56:12.67 +08:25:27.70 AT2026acgs 2026-09-18.14 15.84 00:02:34.07 +52:55:19.10 ASASSN-26ff 2026-09-16.43 15.37 23:44:33.18 +17:46:12.20 SN2026yjv 2026-09-15.38 18.32 16:21:12.24 +57:37:51.30 SN 2026aafh 2026-09-14.11 15.02 23:36:00.27 -19:28:18.00 SN 2026aaks 2026-09-14.44 16.89 16:35:24.86 -05:32:38.20 SN2026aasi 2026-09-12.99 16.58 16:46:08.71 +37:25:21.80 SN2026aafk 2026-09-13.25 17.4 23:48:37.86 +50:25:24.60 SN2026aafs 2026-09-13.47 17 21:20:27.02 +02:10:42.50 SN2026aagh ------- 08:02:26.85 -24:37:44.10 ASASSN-26fe 2026-09-13.34 13.67 02:29:34.91 +23:06:56.30 SN2026aars 2026-09-12.27 16.93 02:47:25.52 -32:58:34.50 SN 2026znh 2026-09-9.92 16.26 04:59:14.53 -83:27:58.80 ASASSN-26fd 2026-09-9.11 17.27 17:52:06.79 -23:43:20.70 ASASSN-26fc 2026-09-8.79 12.14 03:52:53.26 -14:19:28.70 SN 2026zfw 2026-09-8 17.78 01:53:26.46 +10:07:25.10 SN2026aacj 2026-09-7.17 16.27 20:04:34.47 +62:38:38.10 SN2026zji 2026-09-7.14 15.87 22:37:05.59 +34:24:35.70 SN2026aaiv 2026-09-7.22 13.48 22:24:21.29 -10:25:31.60 ASASSN-26fb 2026-09-5.3 13.93 00:44:54.28 +41:33:10.50 AT2026aabo 2026-09-3.29 15.02 00:52:12.40 -58:22:08.60 SN 2026zhl 2026-08-31.92 16.51 19:53:57.87 +61:00:19.70 ASASSN-26fa 2026-08-31.18 14.63 00:21:50.96 -09:29:16.30 AT2026zwp 2026-08-31.41 15.59 19:45:06.20 +18:22:48.80 V488 2026-08-30.13 9.37 18:25:12.79 -22:25:29.10 V8055 2026-08-30 10.76 17:17:45.96 +64:31:40.10 ASASSN-26ez 2026-08-25.13 10.87 19:02:47.09 +58:08:21.00 AT2026zwo 2026-08-24.16 15.78 04:20:07.58 -42:26:59.90 AT2026zjy 2026-08-23.03 15.91 03:08:18.02 +11:54:46.50 SN2026ymb 2026-08-23.4 16.44 20:22:32.48 -50:45:14.30 SN2026yid 2026-08-22.82 15.13 04:24:28.39 -56:20:21.60 ASASSN-26ey 2026-08-20.02 15.55 16:46:37.81 -63:14:59.80 ASASSN-26ex 2026-08-18.78 3.63 21:28:47.85 +20:31:03.60 SN 2026sfn 2026-08-16.3 17.09 23:01:28.67 -61:00:39.00 SN 2026yib 2026-08-14.85 17.36 00:22:23.20 -32:16:02.70 SN 2026whu 2026-08-14.96 16.5 19:56:21.71 -37:24:19.90 ASASSN-26ew 2026-08-13.82 14.73 13:53:14.21 +00:26:52.00 SN 2026wkv 2026-08-10.12 15.83 05:21:07.61 +23:38:20.10 TCP J05210763+2338194 2026-08-10.59 9.34 01:28:20.49 +40:13:27.10 SN2026wpd 2026-08-9.34 16.37 23:47:50.87 +49:28:49.80 SN2026wjs 2026-08-9.35 17.12 16:03:20.92 +17:43:23.70 AT2026xau 2026-08-9.3 17.71 01:10:22.05 -09:34:08.50 SN2026weo 2026-08-7.46 15.76 00:56:54.35 -35:55:29.40 AT2026wdy 2026-08-5.05 16.08 22:08:07.63 -53:03:58.90 AT2026wek 2026-08-3.82 17.17 14:51:51.34 +66:13:24.60 ASASSN-26ev 2026-08-2.15 14.02 12:06:50.79 -36:16:06.20 SN2026wgm 2026-08-1.73 15.61 16:56:36.90 -59:29:26.00 ASASSN-26er 2026-07-25.82 15.09 01:21:27.83 -10:37:05.00 SN2026vbh 2026-07-25.61 15.97 21:17:31.59 +22:25:50.90 ASASSN-26eq 2026-07-24.37 15.13 18:53:36.89 +16:56:43.60 ASASSN-26ep 2026-07-23.47 -4.06 12:18:47.98 -30:48:47.50 ASASSN-26et 2026-07-22.76 13.98 13:00:47.82 +15:42:17.60 SN2026uwk 2026-07-21.75 16.38 18:52:31.11 -32:28:00.90 ASASSN-26en 2026-07-21.77 14.63 14:42:58.01 -62:32:59.10 ASASSN-26es 2026-07-20.79 15.36 20:12:45.57 -32:53:13.00 ASASSN-26em 2026-07-20.94 16.83 18:54:24.33 -46:11:51.70 ASASSN-26eu 2026-07-20.93 14.86 03:18:56.99 -80:55:10.40 AT2026ugi 2026-07-20.03 17.12 18:43:58.40 +24:22:41.80 ASASSN-26eo 2026-07-19.36 16.16 04:50:01.03 -02:22:33.80 ASASSN-26ej 2026-07-16.17 17.02 18:34:55.28 -31:41:00.90 ASASSN-26ek 2026-07-16.24 15.73 17:07:43.61 -44:21:53.50 ASASSN-26el 2026-07-15.86 16.01 14:45:08.35 +24:13:12.30 ASASSN-26ei 2026-07-16.17 16.46 10:00:46.44 -32:36:31.10 AT 2023mhb 2026-07-14.73 16.67 14:39:37.45 -11:22:36.20 AT 2026unl 2026-07-15.27 17.11 10:49:42.57 -11:25:55.80 ASASSN-26eh 2026-07-14.72 16.58 19:33:53.06 -07:15:00.80 ASASSN-22le 2026-07-14.15 15.5 02:45:40.52 -27:55:30.30 ASASSN-26ef 2026-07-12.35 15.86 23:26:43.80 +04:42:39.70 SN 2026qtn 2026-07-12.22 16.47 02:19:17.26 +28:57:15.40 ASASSN-26ec 2026-07-11.53 2.78 18:31:15.56 -05:34:31.50 AT2026stb 2026-07-11.28 -1.29 13:36:08.24 +23:29:05.00 AT2026pjf 2026-07-10.18 -0.72 17:33:39.82 +04:22:36.70 SN2026pir 2026-07-9.86 -0.66 11:21:41.26 -50:33:36.30 ASASSN-26ed 2026-07-8.8 -1.3 23:41:42.11 +26:29:49.10 AT2026qil 2026-07-9.3 16.15 20:21:30.50 -32:03:40.10 ASASSN-26ee 2026-07-7.22 15.53 19:37:44.09 -05:35:42.80 AT2026ryu 2026-07-7.17 14.88 11:06:55.46 -04:07:04.50 AT2026qqg 2026-07-5.01 16.82 19:07:23.69 -74:13:37.30 AT2026qly 2026-07-5.02 17.31 17:57:43.80 +27:18:40.10 ASASSN-26ea 2026-07-5.07 16.67 19:59:01.43 -32:07:34.30 ASASSN-26eb 2026-07-4.97 15.52 18:46:50.35 -57:44:13.20 SN 2026qqp 2026-07-5.03 -0.92 19:17:31.69 -39:55:29.90 ASASSN-26dz 2026-07-5.14 15.91 19:14:31.37 +12:03:52.90 AT 2026rdg 2026-07-3.43 11.81 04:05:50.09 -70:24:34.40 AT 2026qpr 2026-06-30.4 15.96 13:45:37.49 -05:59:35.80 SN 2026pub 2026-06-30.09 16.01 16:41:15.63 +39:17:14.70 SN 2026pel 2026-06-26.38 16.07 10:14:40.19 -35:38:21.30 ASASSN-26dy 2026-06-25.99 15.63 14:47:21.56 -40:15:51.30 ASASSN-26dv 2026-06-23.03 14.62 13:38:49.79 -77:21:06.70 ASASSN-26dw 2026-06-23.04 16.09 -rw-r--r-- 1 apache apache 5.7K Oct 13 06:12 asassn_transients_list.txt ############################################################ Truncated list of TOCP transients from http://www.cbat.eps.harvard.edu/unconf/tocp.html : 00:43:17.29 +41:26:48.6 PNV J00431729+4126486 2026-08-14.0920 16.8mag 00:42:52.82 +41:10:58.6 PNV J00425282+4110586 2026-08-17.7723 19.9mag 00:42:52.83 +41:10:59.6 PNV J00425283+4110596 2026-08-18.6119 19.3mag 18:25:12.76 -22:25:29.3 TCP J18251276-2225293 2026-08-19.1062 9.4mag 18:03:09.04 +12:18:14.0 TCP J18030904+1218140 2026-08-19.5199 14.9mag 19:45:06.48 +18:22:42.2 PNV J19450648+1822422 2026-08-25.1278 9.0mag 00:42:54.65 +41:22:59.3 PNV J00425465+4122593 2026-08-25.4712 18.9mag 00:42:50.38 +41:18:58.76 PNV J00425038+4118587 2026-09-04.1512 18.2mag 00:42:12.76 +41:16:28.4 PNV J00421276+4116284 2026-09-10.9176 18.67Cmag 17:52:06.80 -23:43:20.7 TCP J17520680-2343207 2026-09-08.7896 12.6mag 00:42:40.94 +41:15:37.1 PNV J00424094+4115371 2026-09-17.8925 18.3mag 08:49:20.13 -09:19:15.8 TCP J08492013-0919158 2026-09-18.4698 13.3mag 00:42:13.93 +41:16:35.6 PNV J00421393+4116356 2026-09-22.6597 19.66Cmag 18:14:01.58 +15:13:55.5 TCP J18140158+1513555 2026-09-24.4645 14.1mag 00:42:36.61 +41:13:50.5 TCP J00423661+4113505 2026-09-29.7462 17.4mag 22:03:46.29 -11:07:57.8 TCP J22034629-1107578 2026-09-29.7438 14.51Cmag 22:05:02.06 +20:49:01.2 TCP J22050206+2049012 2026-10-03.5715 17.13Cmag 00:38:15.01 +41:14:47.2 TCP J00381501+4114472 2026-10-08.5978 17.72Cmag 01:06:05.83 +09:51:20.4 TCP J01060583+0951204 2026-10-10.8543 14.54Cmag 17:54:18.76 -27:36:36.2 TCP J17541876-2736362 2026-10-12.3993 10.8mag -rw-r--r-- 1 apache apache 191K Oct 13 06:12 tocp_transients_list.txt ############################################################ Truncated list of recent TNS transients from https://www.wis-tns.org/ : 23:55:43.856 -15:50:15.42 AT 2026addn 2026-08-09.48 21.1 01:43:28.701 -15:33:16.88 AT 2026addm 2026-08-12.57 21.78 00:43:31.985 +02:44:37.26 AT 2026addl 2026-09-03.50 20.81 00:20:43.092 +26:18:27.76 AT 2026addk 2026-09-10.40 21.85 02:32:33.449 -04:05:50.65 AT 2026addj 2026-09-19.55 20.69 06:02:06.169 +54:33:49.98 AT 2026addi 2026-09-16.60 20.62 20:31:30.274 -11:28:55.06 AT 2026addh 2026-09-15.24 21.29 21:09:35.309 -38:50:41.60 AT 2026addg 2026-09-03.34 20.53 01:16:25.813 -15:10:04.62 AT 2026addf 2026-08-12.57 21.69 01:17:52.437 -16:01:42.48 AT 2026adde 2026-08-12.57 21.38 23:53:53.849 +06:58:03.97 AT 2026addd 2026-09-14.37 21.08 04:00:29.026 -25:19:51.60 AT 2026addc 2026-09-05.59 21.32 23:51:58.388 +36:11:37.62 AT 2026addb 2026-09-13.38 21.75 02:23:44.130 -38:09:01.15 AT 2026adda 2026-09-16.51 21.09 19:58:50.785 -31:34:29.11 AT 2026adcz 2026-09-04.28 21 02:18:02.958 +22:16:26.48 AT 2026adcy 2026-08-11.56 20.88 08:38:23.323 +70:03:08.09 AT 2026adcx 2026-09-27.96 17.18 17:24:20.450 -17:51:02.90 AT 2026adcw 2026-07-10.70 18.79 05:04:34.365 +59:08:46.08 AT 2026adcv 2026-09-10.48 20.4261 20:26:49.827 -26:30:11.24 AT 2026adcu 2026-08-13.38 20.9 -rw-r--r-- 1 apache apache 89K Oct 13 06:12 tns_transients_list.txt

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