NMW transient search results

This analysis is done by the script util/transients/transient_factory_test31.sh /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX

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

Processing fields Vir-06-Q2b1x1

Date (UTC) JD(UTC) mag. R.A. & Dec.(J2000) X & Y (pix) Image
Discovery image 1   2026 06 20.19013    2461211.69013    11.04    12:02:14.75 -00:15:21.4   4438 2146   /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits
Discovery image 2   2026 06 20.19071    2461211.69071    11.12    12:02:14.82 -00:15:21.0   4444 2150   /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits
Mean magnitude and position on the discovery images: 
                   2026 06 20.1904  2461211.6904  11.08  12:02:14.79 -00:15:21.2
277.57794  60.17181 galactic  Vir  Second-epoch detections are separated by 1.0" and 7.8 pix   
The object was not found in VSX
The object was not found in ASASSN-V
The object was found in astcheck.  
20 Massalia                -0      1       1  11.3     0   -0
Forced photometry on wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits at 12:02:14.79 -00:15:21.2:  15.97 +/- 99.00  upperlimit
Forced photometry on wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits at 12:02:14.79 -00:15:21.2:  15.90 +/- 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?)   Vir-06-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

Date (UTC) JD(UTC) mag. R.A. & Dec.(J2000) X & Y (pix) Image
Discovery image 1   2026 06 20.19013    2461211.69013    13.32    12:23:50.99 -01:18:41.8   1164 2820   /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits
Discovery image 2   2026 06 20.19071    2461211.69071    13.38    12:23:50.86 -01:18:43.5   1170 2825   /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits
Mean magnitude and position on the discovery images: 
                   2026 06 20.1904  2461211.6904  13.35  12:23:50.92 -01:18:42.6
288.68792  60.79464 galactic  Vir  Second-epoch detections are separated by 2.6" and 8.6 pix   
The object was not found in VSX
The object was not found in ASASSN-V
The object was found in astcheck.  
204 Kallisto                 0      1       1  13.4    -0    0
Forced photometry on wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits at 12:23:50.92 -01:18:42.6:  15.79 +/- 99.00  upperlimit
Forced photometry on wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits at 12:23:50.92 -01:18:42.6:  15.70 +/- 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?)   Vir-06-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

Date (UTC) JD(UTC) mag. R.A. & Dec.(J2000) X & Y (pix) Image
Discovery image 1   2026 06 20.19013    2461211.69013    13.62    12:24:33.79 -03:48:28.2   1074 4341   /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits
Discovery image 2   2026 06 20.19071    2461211.69071    13.78    12:24:33.89 -03:48:27.8   1080 4346   /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits
Mean magnitude and position on the discovery images: 
                   2026 06 20.1904  2461211.6904  13.70  12:24:33.84 -03:48:28.0
290.06301  58.39090 galactic  Vir  Second-epoch detections are separated by 1.5" and 7.9 pix   
The object was not found in VSX
The object was not found in ASASSN-V
The object was found in astcheck.  
184 Dejopeja                -0     -1       1  13.9     0   -0
Forced photometry on wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits at 12:24:33.84 -03:48:28.0:  15.72 +/- 99.00  upperlimit
Forced photometry on wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits at 12:24:33.84 -03:48:28.0:  15.68 +/- 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?)   Vir-06-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

Date (UTC) JD(UTC) mag. R.A. & Dec.(J2000) X & Y (pix) Image
Discovery image 1   2026 06 20.19013    2461211.69013    13.43    12:04:26.61 +00:13:15.6   4103 1860   /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits
Discovery image 2   2026 06 20.19071    2461211.69071    13.63    12:04:26.72 +00:13:13.8   4109 1865   /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits
Mean magnitude and position on the discovery images: 
                   2026 06 20.1904  2461211.6904  13.53  12:04:26.67 +00:13:14.7
278.24737  60.82024 galactic  Vir  Second-epoch detections are separated by 2.4" and 7.9 pix   
The object was not found in VSX
The object was not found in ASASSN-V
The object was found in astcheck.  
122 Gerda                   -0      1       1  13.5     0   -0
Forced photometry on wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits at 12:04:26.67 +00:13:14.7:  15.97 +/- 99.00  upperlimit
Forced photometry on wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits at 12:04:26.67 +00:13:14.7:  15.91 +/- 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?)   Vir-06-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: 4

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= 15.0
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
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= 8000
NUMBER_OF_DETECTED_TRANSIENTS_BEFORE_FILTERING_SOFT_LIMIT= 4000
OMP_NUM_THREADS= 
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
STARMATCH_RADIUS_PIX= 4
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: 
Vir-06-Q2b1x1
#######################################
########### Starting Vir-06-Q2b1x1 ###########
Processing Vir-06-Q2b1x1
server tau has sufficient free disk space available: 489708 MB at /data_ssd/NMW-TexasTech/workdir
server tau has sufficient free disk space available: 489719 MB at .
Checking input images (2 new)
REFERENCE_EPOCH__FIRST_IMAGE= /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits
REFERENCE_EPOCH__SECOND_IMAGE= /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits
Small preview (one of the new images): 
Large previews of the second-epoch (new) images:
MAKE_PNG_PLOTS=yes
renamed 'Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.png' -> 'transient_report/Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits_preview.png'
Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits

renamed 'Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.png' -> 'transient_report/Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits_preview.png'
Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.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= 587.8533 INFO: REFERENCE_EPOCH__FIRST_IMAGE_SD= 439.7028 INFO: SECOND_EPOCH__FIRST_IMAGE_MEAN_VALUE= 2193.0663 INFO: SECOND_EPOCH__FIRST_IMAGE_SD= 596.3513 INFO: SECOND_EPOCH__SECOND_IMAGE_MEAN_VALUE= 2304.1725 INFO: SECOND_EPOCH__SECOND_IMAGE_SD= 596.4357 ---------------------------------------------- INFO: ref_to_second_epoch_img_mean_ratio= 3.73064 INFO: SECOND_EPOCH__SD_ratio= 0.000 ---------------------------------------------- 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= 5.0 / [degC] CCD temperature setpoint CCD-TEMP= 5.0 / [degC] CCD temperature FOCTEMP = 23.3400001525879 / [degC] Focuser temperature AMBTEMP = 24.1 / [degC] Ambient air temperature Exploring image header: /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits CCD-TEMP= 5.000000 for /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits SET-TEMP= 5.000000 for /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.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= '2026-06-19T23:33:36.9759923' / Time of observation (local)" status=0 Record 12: "DATE-OBS= '2026-06-20T04:33:36.9759923' / Time of observation (UTC)" status=0 Record 13: "MJD-OBS = 61211.1900112848 / Modified Julian Date of observation" status=0 Record 14: "DATE-AVG= '2026-06-20T04:33:46.8799914' / Averaged midpoint time (UTC)" status=0 Record 15: "MJD-AVG = 61211.1901259143 / 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= 5.0 / [degC] CCD temperature setpoint" status=0 Record 25: "CCD-TEMP= 5.0 / [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 = 179.996305289832 / [deg] RA of telescope" status=0 Record 32: "DEC = -1.99958484999447 / [deg] Declination of telescope" status=0 Record 33: "CENTALT = 27.4180555555556 / [deg] Altitude of telescope" status=0 Record 34: "CENTAZ = 246.585555555556 / [deg] Azimuth of telescope" status=0 Record 35: "AIRMASS = 2.16389430086283 / Airmass at frame center (Gueymard 1993)" status=0 Record 36: "PIERSIDE= 'East' / 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 = 'Vir-06' / Name of the object of interest" status=0 Record 46: "OBJCTRA = '12 00 00' / [H M S] RA of imaged object" status=0 Record 47: "OBJCTDEC= '-02 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 = 20484 / [step] Focuser position" status=0 Record 51: "FOCUSPOS= 20484 / [step] Focuser position" status=0 Record 52: "FOCUSSZ = 0.0 / [um] Focuser step size" status=0 Record 53: "FOCTEMP = 23.3400001525879 / [degC] Focuser temperature" status=0 Record 54: "FOCUSTEM= 23.3400001525879 / [degC] Focuser temperature" status=0 Record 55: "DEWPOINT= 17.4 / [degC] Dew point" status=0 Record 56: "HUMIDITY= 66.0 / [percent] Relative humidity" status=0 Record 57: "PRESSURE= 900.41 / [hPa] Air pressure" status=0 Record 58: "AMBTEMP = 24.1 / [degC] Ambient air temperature" status=0 Record 59: "WINDDIR = 353.0 / [deg] Wind direction: 0=N, 180=S, 90=E, 270=W" status=0 Record 60: "WINDGUST= 14.801184 / [kph] Wind gust" status=0 Record 61: "WINDSPD = 11.900952 / [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_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits 9576 6388 16 bitpix SET-TEMP= 5.000000 for /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits SET-TEMP= 5.000000 for /var/www/nmw_calibration/TTUQ2b1x1/darks/mdark_TTUQ2b1x1_5C_20s_2026-05-30.fit CCD-TEMP= 5.000000 for /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits CCD-TEMP= 4.800000 for /var/www/nmw_calibration/TTUQ2b1x1/darks/mdark_TTUQ2b1x1_5C_20s_2026-05-30.fit Reading dark frame /var/www/nmw_calibration/TTUQ2b1x1/darks/mdark_TTUQ2b1x1_5C_20s_2026-05-30.fit 9576 6388 16 bitpix Dark frame is subtracted, output is written to /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/d_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits :) Spent 0.638706 seconds renamed 'mdark_TTUQ2b1x1_5C_20s_2026-05-30.png' -> 'transient_report/dark.png' try_to_calibrate_the_input_frame(): selected flat field /var/www/nmw_calibration/TTUQ2b1x1/flats/mff_TTUQ2b1x1_2026-05-30.fit from directory /var/www/nmw_calibration/TTUQ2b1x1/flats MegaDivider v7 Reading image /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/d_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits 9576 6388 16 bitpix Reading flat /var/www/nmw_calibration/TTUQ2b1x1/flats/mff_TTUQ2b1x1_2026-05-30.fit 9576 6388 16 bitpix Avarage count on flat field image: 20659.746399 Minimal real count (from overscan): 5 Output is written to /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits :) No overscan detected - all values seem high! (left_median=14784.5, right_median=14894.5) renamed 'mff_TTUQ2b1x1_2026-05-30.png' -> 'transient_report/flat.png' Using calibrated image CALIBRATED_SECOND_EPOCH__FIRST_IMAGE=/data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits EXPTIME = 20.0 / [s] Exposure duration SET-TEMP= 5.0 / [degC] CCD temperature setpoint CCD-TEMP= 4.9 / [degC] CCD temperature FOCTEMP = 23.2800006866455 / [degC] Focuser temperature AMBTEMP = 24.1 / [degC] Ambient air temperature Exploring image header: /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits CCD-TEMP= 4.900000 for /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits SET-TEMP= 5.000000 for /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.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= '2026-06-19T23:34:27.4191876' / Time of observation (local)" status=0 Record 12: "DATE-OBS= '2026-06-20T04:34:27.4191876' / Time of observation (UTC)" status=0 Record 13: "MJD-OBS = 61211.1905951272 / Modified Julian Date of observation" status=0 Record 14: "DATE-AVG= '2026-06-20T04:34:37.3193786' / Averaged midpoint time (UTC)" status=0 Record 15: "MJD-AVG = 61211.1907097106 / 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= 5.0 / [degC] CCD temperature setpoint" status=0 Record 25: "CCD-TEMP= 4.9 / [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 = 179.996305325719 / [deg] RA of telescope" status=0 Record 32: "DEC = -1.9995848653539 / [deg] Declination of telescope" status=0 Record 33: "CENTALT = 27.2586111111111 / [deg] Altitude of telescope" status=0 Record 34: "CENTAZ = 246.736944444444 / [deg] Azimuth of telescope" status=0 Record 35: "AIRMASS = 2.17546371196007 / Airmass at frame center (Gueymard 1993)" status=0 Record 36: "PIERSIDE= 'East' / 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 = 'Vir-06' / Name of the object of interest" status=0 Record 46: "OBJCTRA = '12 00 00' / [H M S] RA of imaged object" status=0 Record 47: "OBJCTDEC= '-02 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 = 20484 / [step] Focuser position" status=0 Record 51: "FOCUSPOS= 20484 / [step] Focuser position" status=0 Record 52: "FOCUSSZ = 0.0 / [um] Focuser step size" status=0 Record 53: "FOCTEMP = 23.2800006866455 / [degC] Focuser temperature" status=0 Record 54: "FOCUSTEM= 23.2800006866455 / [degC] Focuser temperature" status=0 Record 55: "DEWPOINT= 17.4 / [degC] Dew point" status=0 Record 56: "HUMIDITY= 66.0 / [percent] Relative humidity" status=0 Record 57: "PRESSURE= 900.41 / [hPa] Air pressure" status=0 Record 58: "AMBTEMP = 24.1 / [degC] Ambient air temperature" status=0 Record 59: "WINDDIR = 353.0 / [deg] Wind direction: 0=N, 180=S, 90=E, 270=W" status=0 Record 60: "WINDGUST= 14.801184 / [kph] Wind gust" status=0 Record 61: "WINDSPD = 11.900952 / [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_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits 9576 6388 16 bitpix SET-TEMP= 5.000000 for /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits SET-TEMP= 5.000000 for /var/www/nmw_calibration/TTUQ2b1x1/darks/mdark_TTUQ2b1x1_5C_20s_2026-05-30.fit CCD-TEMP= 4.900000 for /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits CCD-TEMP= 4.800000 for /var/www/nmw_calibration/TTUQ2b1x1/darks/mdark_TTUQ2b1x1_5C_20s_2026-05-30.fit Reading dark frame /var/www/nmw_calibration/TTUQ2b1x1/darks/mdark_TTUQ2b1x1_5C_20s_2026-05-30.fit 9576 6388 16 bitpix Dark frame is subtracted, output is written to /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/d_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits :) Spent 0.523241 seconds renamed 'mdark_TTUQ2b1x1_5C_20s_2026-05-30.png' -> 'transient_report/dark.png' try_to_calibrate_the_input_frame(): selected flat field /var/www/nmw_calibration/TTUQ2b1x1/flats/mff_TTUQ2b1x1_2026-05-30.fit from directory /var/www/nmw_calibration/TTUQ2b1x1/flats MegaDivider v7 Reading image /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/d_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits 9576 6388 16 bitpix Reading flat /var/www/nmw_calibration/TTUQ2b1x1/flats/mff_TTUQ2b1x1_2026-05-30.fit 9576 6388 16 bitpix Avarage count on flat field image: 20659.746399 Minimal real count (from overscan): 5 Output is written to /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits :) No overscan detected - all values seem high! (left_median=14784.5, right_median=14894.5) renamed 'mff_TTUQ2b1x1_2026-05-30.png' -> 'transient_report/flat.png' Using calibrated image CALIBRATED_SECOND_EPOCH__SECOND_IMAGE=/data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.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_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits SECOND_EPOCH__SECOND_IMAGE=/data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits Previews of the CALIBRATED second-epoch images:

fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits


fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.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 --norotation --noflagimage --starmatchraius 4 --matchstarnumber 500 --selectbestaperture --sysrem 0 --type 4 --maxsextractorflag 99 --UTC --nofind --nojdkeyword /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits SExtractor catalog cache: saved Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.cat to cache SExtractor catalog cache: saved Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.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/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits Checking WCS cache directory local_wcs_cache Checking WCS cache directory /mnt/usb/NMW_NG/solved_reference_images Found 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: 2461211.69012703 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_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits exists and is non-empty Saving wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits to local_wcs_cache/ 'wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits' -> 'local_wcs_cache/wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits' wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits exists and is non-empty Saving wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits to local_wcs_cache/ 'wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits' -> 'local_wcs_cache/wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits' wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits exists and is non-empty Saving wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits to local_wcs_cache/ 'wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits' -> 'local_wcs_cache/wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits' wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits exists and is non-empty Saving wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits to local_wcs_cache/ 'wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits' -> 'local_wcs_cache/wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits' ################################### # fov_of_wcs_calibrated_image.sh output for wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits (1st reference image) verification OK: wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits Image size: 937.2'x624.1' 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: 11:59:58.789 -01:59:55.39 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_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits (1st new image) verification OK: wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits Image size: 937.5'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: 11:59:59.162 -01:59:54.07 J2000 4789.000 3195.000 ################################### ################################### # Check the image center offset between the reference and the first second-epoch image (pointing accuracy) Reference image center 11:59:58.789 -01:59:55.39 Second-epoch image center 11:59:59.162 -01:59:54.07 Angular distance between the image centers 0.0016 deg. Soft limit: 0.50 deg. Hard limit: 1.00 deg. ################################### ################################### # fov_of_wcs_calibrated_image.sh output for wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits (2nd new image) verification OK: wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits Image size: 937.5'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: 12:00:01.652 -01:59:24.95 J2000 4789.000 3195.000 ################################### ################################### # Check the image center offset between the reference and the second second-epoch image (pointing accuracy) Reference image center 11:59:58.789 -01:59:55.39 Second-epoch image center 12:00:01.652 -01:59:24.95 Angular distance between the image centers 0.0146 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 11:59:59.162 -01:59:54.07 Second-epoch second image center 12:00:01.652 -01:59:24.95 Angular distance between the image centers 0.01315 deg. ################################### Running solve_plate_with_UCAC5... Preparing for ar aprallel run Running util/solve_plate_with_UCAC5 --no_photometric_catalog --iterations 2 /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits &> /tmp/tmp.CO8MnVIY90 Parallel run for /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits Running util/solve_plate_with_UCAC5 --no_photometric_catalog --iterations 2 /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits &> /tmp/tmp.VvhptLr1kh Parallel run for /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits Running util/solve_plate_with_UCAC5 --no_photometric_catalog --iterations 2 /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits &> /tmp/tmp.EMYeNdeYQD Parallel run for /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits Running util/solve_plate_with_UCAC5 --no_photometric_catalog --iterations 2 /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits &> /tmp/tmp.a4tvXYKY6h Parallel run for /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits Calibrating the magnitude scale Found non-empty wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.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_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits and wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.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_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits and wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat Found non-empty wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits and wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat The reference image (wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits) and catalog (wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat) found 'wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat' -> 'wcsmag.cat' Read 5769 stars from the SExtractor catalog wcsmag.cat Detected star coordinate range: RA 172.1380 to 187.8322 deg, Dec -7.2570 to +3.2681 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 172.1380 to 187.8322 deg, Dec -7.2570 to 3.2681 deg Loaded 3700 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): 3124 out of 3225 total matches. Matched with Tycho-2 3225 out of 5769 detected stars. The calibration function type and coefficients are written to calib.txt_param util/calibrate_magnitude_scale 0.000000 1.000000 22.757500 a=0.000000 b=1.000000 c=22.757500 From vast_summary.log: estimated ref. image limiting mag.: -7.60 Updating vast_summary.log: Estimated ref. image limiting mag.: 15.16 Updated vast_limiting_magnitude.log with calibrated magnitudes Working... Please, PLEASE, be patient!!! All lightcurves processed! =) Estimated ref. image limiting mag.: 15.16
Lightcurve magnitude calibration plot:

Preparing per-reference-image forced-photometry calibration (method=tycho2 band=V) Read 5769 stars from the SExtractor catalog wcsmag.cat Detected star coordinate range: RA 172.1380 to 187.8322 deg, Dec -7.2570 to +3.2681 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 172.1380 to 187.8322 deg, Dec -7.2570 to 3.2681 deg Loaded 3700 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): 3124 out of 3225 total matches. Matched with Tycho-2 3225 out of 5769 detected stars. util/calibrate_single_image_with_tycho2.sh: calibrated wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits via Tycho-2
Single-image forced-photometry magnitude calibration plot for wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits:

Forced-photometry filter: calibrated wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits -> calib.txt_param_ref_wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits (aperture=6.3) Read 5500 stars from the SExtractor catalog wcsmag.cat Detected star coordinate range: RA 172.1485 to 187.8717 deg, Dec -7.2565 to +3.2689 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 172.1485 to 187.8717 deg, Dec -7.2565 to 3.2689 deg Loaded 3703 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): 3118 out of 3206 total matches. Matched with Tycho-2 3206 out of 5500 detected stars. util/calibrate_single_image_with_tycho2.sh: calibrated wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits via Tycho-2
Single-image forced-photometry magnitude calibration plot for wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits:

Forced-photometry filter: calibrated wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits -> calib.txt_param_ref_wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits (aperture=6.3) ____ 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: 8000) Median FWHM seeing for isolated stars: 2.4 pix Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits 2.3 pix Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits 2.5 pix fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits 2.5 pix fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits 2.4 pix wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits 2.3 pix wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits Limiting magnitude estimates: 15.2 mag. Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits 15.1 mag. Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits 13.9 mag. fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits 13.5 mag. fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits All-image limiting magnitude estimate: 13.5 (SNR ) 10.9 (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 15.0 mag. Waiting for UCAC5 plate solver wait ############ /tmp/tmp.CO8MnVIY90 (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_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/util/wcs_image_calibration.sh /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits 571.0 Entering WCS image calibration mode. ORIGINAL_FITSFILE=/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits FITSFILE before on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits verification OK: /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits It's a known telescope with plate solutions that are supposed to be good. The input image /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits has a WCS header - will blindly trust it is good... '/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits' -> 'wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits' FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits WCS_IMAGE_NAME=wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits WCS-calibrated image found: wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits Checking if the catalog wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat corresponding to the image wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits alredy exist and is non-empty... Catalog wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat corresponding to the image wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits found. The catalog is in the new format, as expected. The plate-solved (WCS-calibrated) image is saved to wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits util/solve_plate_with_UCAC5 is preparing to read a catalog corresponding to the image /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits WCS catalog name: wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat SExtractor catalog parsing summary: zero_flux=0, no_flux_err=0, no_mag=0, no_mag_err=0, low_SNR=0, blended=353, passed=5769 Got 5769 stars (including 5411 good ones) from the SExtractor catalog wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat util/solve_plate_with_UCAC5 got 5769 stars from the SExtractor catalog Updated FoV from the plate-solved image: 937.2' Seting catalog search parameters based on the expected field of view 937.2 arcmin UCAC5 catalog search parameters: catalog_search_parameters->search_radius_deg= 0.013017 (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 0.010413 (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 Reading UCAC5 zone files... Searching UCAC5 zones 413 to 468 (Dec -7.3 to 3.3) Done reading UCAC5 zone files... Matched 978 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Correcting the measured astrometric positions... Accuracy estimation diagnostic: 978 matched stars entering correct_measured_positions(), 972 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.44" Removing outliers... Correcting the measured astrometric positions... Accuracy estimation diagnostic: 978 matched stars entering correct_measured_positions(), 5747 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 Reading UCAC5 zone files... Searching UCAC5 zones 413 to 468 (Dec -7.3 to 3.3) Done reading UCAC5 zone files... Matched 978 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Accuracy estimation diagnostic: 978 matched stars entering correct_measured_positions(), 5748 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.44" Accuracy estimation diagnostic: 978 matched stars entering correct_measured_positions(), 5748 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.43" Excluding outliers - 978 stars left (next iteration limit 1075) Stop iterations. The field is successfully solved and matched with the astrometric catalog! :) WCS_QUALITY_DIAG: file=Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits N_match=978 sigma_overall_arcsec=0.452 sigma_q1_arcsec=0.383 sigma_q2_arcsec=0.486 sigma_q3_arcsec=0.425 sigma_q4_arcsec=0.504 n_q1=240 n_q2=228 n_q3=252 n_q4=258 worst_quadrant_to_overall_ratio=1.114 The image catalog is written to wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat.ucac5 The DS9 region file with the matched stars is written to wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat.ds9.reg You may view it with the command: ds9 /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits -region wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat.ds9.reg The astrometric residuals vector field is written to wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat.astrometric_residuals Option '-n' not using photometric catalogs, just stick with astrometry opt '-i': 2 is the maximum number of iterations ############ /tmp/tmp.VvhptLr1kh (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_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/util/wcs_image_calibration.sh /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits 571.0 Entering WCS image calibration mode. ORIGINAL_FITSFILE=/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits FITSFILE before on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits verification OK: /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits It's a known telescope with plate solutions that are supposed to be good. The input image /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits has a WCS header - will blindly trust it is good... '/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits' -> 'wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits' FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits WCS_IMAGE_NAME=wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits WCS-calibrated image found: wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits Checking if the catalog wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.wcscat corresponding to the image wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits alredy exist and is non-empty... Catalog wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.wcscat corresponding to the image wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits found. The catalog is in the new format, as expected. The plate-solved (WCS-calibrated) image is saved to wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits util/solve_plate_with_UCAC5 is preparing to read a catalog corresponding to the image /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits WCS catalog name: wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.wcscat SExtractor catalog parsing summary: zero_flux=0, no_flux_err=0, no_mag=0, no_mag_err=0, low_SNR=0, blended=344, passed=5500 Got 5500 stars (including 5152 good ones) from the SExtractor catalog wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.wcscat util/solve_plate_with_UCAC5 got 5500 stars from the SExtractor catalog Updated FoV from the plate-solved image: 937.2' Seting catalog search parameters based on the expected field of view 937.2 arcmin UCAC5 catalog search parameters: catalog_search_parameters->search_radius_deg= 0.013017 (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 0.010413 (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 Reading UCAC5 zone files... Searching UCAC5 zones 413 to 468 (Dec -7.3 to 3.3) Done reading UCAC5 zone files... Matched 975 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Correcting the measured astrometric positions... Accuracy estimation diagnostic: 975 matched stars entering correct_measured_positions(), 969 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.42" Removing outliers... Correcting the measured astrometric positions... Accuracy estimation diagnostic: 975 matched stars entering correct_measured_positions(), 5465 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 Reading UCAC5 zone files... Searching UCAC5 zones 413 to 468 (Dec -7.3 to 3.3) Done reading UCAC5 zone files... Matched 975 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Accuracy estimation diagnostic: 975 matched stars entering correct_measured_positions(), 5465 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.41" Accuracy estimation diagnostic: 975 matched stars entering correct_measured_positions(), 5465 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.42" Excluding outliers - 975 stars left (next iteration limit 1072) Stop iterations. The field is successfully solved and matched with the astrometric catalog! :) WCS_QUALITY_DIAG: file=Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits N_match=975 sigma_overall_arcsec=0.447 sigma_q1_arcsec=0.362 sigma_q2_arcsec=0.475 sigma_q3_arcsec=0.422 sigma_q4_arcsec=0.492 n_q1=242 n_q2=229 n_q3=244 n_q4=260 worst_quadrant_to_overall_ratio=1.099 The image catalog is written to wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.wcscat.ucac5 The DS9 region file with the matched stars is written to wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.wcscat.ds9.reg You may view it with the command: ds9 /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits -region wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.wcscat.ds9.reg The astrometric residuals vector field is written to wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.wcscat.astrometric_residuals Option '-n' not using photometric catalogs, just stick with astrometry opt '-i': 2 is the maximum number of iterations ############ /tmp/tmp.EMYeNdeYQD (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_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/util/wcs_image_calibration.sh /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits 605.0 Entering WCS image calibration mode. ORIGINAL_FITSFILE=/data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits FITSFILE before on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits verification OK: /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.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_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits WCS_IMAGE_NAME=wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits WCS-calibrated image found: wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits Checking if the catalog wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits.wcscat corresponding to the image wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits alredy exist and is non-empty... Catalog wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits.wcscat corresponding to the image wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits found. The catalog is in the new format, as expected. The plate-solved (WCS-calibrated) image is saved to wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits util/solve_plate_with_UCAC5 is preparing to read a catalog corresponding to the image /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits WCS catalog name: wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits.wcscat SExtractor catalog parsing summary: zero_flux=0, no_flux_err=0, no_mag=0, no_mag_err=0, low_SNR=0, blended=132, passed=1984 Got 1984 stars (including 1852 good ones) from the SExtractor catalog wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits.wcscat util/solve_plate_with_UCAC5 got 1984 stars from the SExtractor catalog Updated FoV from the plate-solved image: 937.5' Seting catalog search parameters based on the expected field of view 937.5 arcmin UCAC5 catalog search parameters: catalog_search_parameters->search_radius_deg= 0.013021 (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 0.010417 (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 Reading UCAC5 zone files... Searching UCAC5 zones 413 to 468 (Dec -7.3 to 3.3) Done reading UCAC5 zone files... Matched 981 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Correcting the measured astrometric positions... Accuracy estimation diagnostic: 981 matched stars entering correct_measured_positions(), 960 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.43" Removing outliers... Correcting the measured astrometric positions... Accuracy estimation diagnostic: 981 matched stars entering correct_measured_positions(), 1917 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.43" ITERATION 02 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 Reading UCAC5 zone files... Searching UCAC5 zones 413 to 468 (Dec -7.3 to 3.3) Done reading UCAC5 zone files... Matched 981 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Accuracy estimation diagnostic: 981 matched stars entering correct_measured_positions(), 1917 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.42" Accuracy estimation diagnostic: 981 matched stars entering correct_measured_positions(), 1917 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.42" Excluding outliers - 981 stars left (next iteration limit 1079) Stop iterations. The field is successfully solved and matched with the astrometric catalog! :) WCS_QUALITY_DIAG: file=fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits N_match=981 sigma_overall_arcsec=0.450 sigma_q1_arcsec=0.367 sigma_q2_arcsec=0.566 sigma_q3_arcsec=0.436 sigma_q4_arcsec=0.478 n_q1=301 n_q2=151 n_q3=321 n_q4=208 worst_quadrant_to_overall_ratio=1.256 The image catalog is written to wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits.wcscat.ucac5 The DS9 region file with the matched stars is written to wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits.wcscat.ds9.reg You may view it with the command: ds9 /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits -region wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits.wcscat.ds9.reg The astrometric residuals vector field is written to wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits.wcscat.astrometric_residuals Option '-n' not using photometric catalogs, just stick with astrometry opt '-i': 2 is the maximum number of iterations ############ /tmp/tmp.a4tvXYKY6h (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_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/util/wcs_image_calibration.sh /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits 605.0 Entering WCS image calibration mode. ORIGINAL_FITSFILE=/data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits FITSFILE before on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits verification OK: /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.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_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits WCS_IMAGE_NAME=wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits WCS-calibrated image found: wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits Checking if the catalog wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits.wcscat corresponding to the image wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits alredy exist and is non-empty... Catalog wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits.wcscat corresponding to the image wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits found. The catalog is in the new format, as expected. The plate-solved (WCS-calibrated) image is saved to wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits util/solve_plate_with_UCAC5 is preparing to read a catalog corresponding to the image /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits WCS catalog name: wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits.wcscat SExtractor catalog parsing summary: zero_flux=0, no_flux_err=0, no_mag=0, no_mag_err=0, low_SNR=0, blended=113, passed=1696 Got 1696 stars (including 1581 good ones) from the SExtractor catalog wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits.wcscat util/solve_plate_with_UCAC5 got 1696 stars from the SExtractor catalog Updated FoV from the plate-solved image: 937.5' Seting catalog search parameters based on the expected field of view 937.5 arcmin UCAC5 catalog search parameters: catalog_search_parameters->search_radius_deg= 0.013021 (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 0.010417 (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 Reading UCAC5 zone files... Searching UCAC5 zones 413 to 468 (Dec -7.3 to 3.3) Done reading UCAC5 zone files... Matched 978 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Correcting the measured astrometric positions... Accuracy estimation diagnostic: 978 matched stars entering correct_measured_positions(), 956 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.43" Removing outliers... Correcting the measured astrometric positions... Accuracy estimation diagnostic: 978 matched stars entering correct_measured_positions(), 1637 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.43" ITERATION 02 -- talking to VizieR, this might be slow! UCAC5 search strategy: trying local copy first Found a local copy of UCAC5 Reading UCAC5 zone files... Searching UCAC5 zones 413 to 468 (Dec -7.3 to 3.3) Done reading UCAC5 zone files... Matched 979 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Accuracy estimation diagnostic: 979 matched stars entering correct_measured_positions(), 1638 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.43" Accuracy estimation diagnostic: 979 matched stars entering correct_measured_positions(), 1638 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.43" Excluding outliers - 979 stars left (next iteration limit 1075) Stop iterations. The field is successfully solved and matched with the astrometric catalog! :) WCS_QUALITY_DIAG: file=fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits N_match=979 sigma_overall_arcsec=0.448 sigma_q1_arcsec=0.351 sigma_q2_arcsec=0.586 sigma_q3_arcsec=0.444 sigma_q4_arcsec=0.515 n_q1=296 n_q2=143 n_q3=331 n_q4=209 worst_quadrant_to_overall_ratio=1.307 The image catalog is written to wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits.wcscat.ucac5 The DS9 region file with the matched stars is written to wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits.wcscat.ds9.reg You may view it with the command: ds9 /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits -region wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits.wcscat.ds9.reg The astrometric residuals vector field is written to wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits.wcscat.astrometric_residuals Option '-n' not using photometric catalogs, just stick with astrometry opt '-i': 2 is the maximum number of iterations ################################### # Pre-local-correction WCS quality summary (see WCS_QUALITY_DIAG lines above) ref1=Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits sigma_overall=0.452 worst_q_ratio=1.114 ref2=Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits sigma_overall=0.447 worst_q_ratio=1.099 new1=fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits sigma_overall=0.450 worst_q_ratio=1.256 new2=fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits sigma_overall=0.448 worst_q_ratio=1.307 reference average sigma_overall=0.4495 worst_q_ratio=1.1065 warn-on-ratio threshold: 2.0x reference ###################################
Astrometric residual vector field (catalog-matched stars):
plot_astrometric_residuals_xy.py: wrote wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150_astrometric_residuals.png (978 matched stars from wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat.astrometric_residuals, image 9576x6388, median residual 0.38 arcsec)
plot_astrometric_residuals_xy.py: wrote wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157_astrometric_residuals.png (975 matched stars from wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.wcscat.astrometric_residuals, image 9576x6388, median residual 0.37 arcsec)
plot_astrometric_residuals_xy.py: wrote wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102_astrometric_residuals.png (981 matched stars from wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits.wcscat.astrometric_residuals, image 9576x6388, median residual 0.39 arcsec)
plot_astrometric_residuals_xy.py: wrote wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103_astrometric_residuals.png (979 matched stars from wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits.wcscat.astrometric_residuals, image 9576x6388, median residual 0.39 arcsec)
Copying WCS-calibrated images back to input directory Saving fully-calibrated image wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits INFO: FPACK_FULLY_CALIBRATED_IMAGE=no (not compressing the image) 'wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits' -> '/data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits' Saving fully-calibrated image wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits INFO: FPACK_FULLY_CALIBRATED_IMAGE=no (not compressing the image) 'wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits' -> '/data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits' Preparing the HTML report for the field Vir-06-Q2b1x1 with default.sex.telephoto_lens_onlybrightstars_v1 No candidates found here Prepared the HTML report for the field Vir-06-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 --norotation --noflagimage --starmatchraius 4 --matchstarnumber 500 --selectbestaperture --sysrem 0 --type 4 --maxsextractorflag 99 --UTC --nofind --nojdkeyword /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits SExtractor catalog cache: saved Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.cat to cache SExtractor catalog cache: saved Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.cat to cache VaST run complete with default.sex.telephoto_lens_vSTL The four input images were /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits Checking WCS cache directory local_wcs_cache Found WCS cache directory local_wcs_cache Creating symlink local_wcs_cache/wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits Creating symlink local_wcs_cache/wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits Creating symlink local_wcs_cache/wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits Creating symlink local_wcs_cache/wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits Creating symlink local_wcs_cache/exclusion_list.txt Checking WCS cache directory /mnt/usb/NMW_NG/solved_reference_images Found 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_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits exists and is non-empty wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits exists and is non-empty wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits exists and is non-empty wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits exists and is non-empty ################################### # fov_of_wcs_calibrated_image.sh output for wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits (1st reference image) verification OK: wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits Image size: 937.2'x624.1' 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: 11:59:58.789 -01:59:55.39 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_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits (1st new image) verification OK: wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits Image size: 937.5'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: 11:59:59.162 -01:59:54.07 J2000 4789.000 3195.000 ################################### ################################### # Check the image center offset between the reference and the first second-epoch image (pointing accuracy) Reference image center 11:59:58.789 -01:59:55.39 Second-epoch image center 11:59:59.162 -01:59:54.07 Angular distance between the image centers 0.0016 deg. Soft limit: 0.50 deg. Hard limit: 1.00 deg. ################################### ################################### # fov_of_wcs_calibrated_image.sh output for wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits (2nd new image) verification OK: wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits Image size: 937.5'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: 12:00:01.652 -01:59:24.95 J2000 4789.000 3195.000 ################################### ################################### # Check the image center offset between the reference and the second second-epoch image (pointing accuracy) Reference image center 11:59:58.789 -01:59:55.39 Second-epoch image center 12:00:01.652 -01:59:24.95 Angular distance between the image centers 0.0146 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 11:59:59.162 -01:59:54.07 Second-epoch second image center 12:00:01.652 -01:59:24.95 Angular distance between the image centers 0.01315 deg. ################################### Running solve_plate_with_UCAC5... Preparing for ar aprallel run Running util/solve_plate_with_UCAC5 --no_photometric_catalog --iterations 2 /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits &> /tmp/tmp.IFSjP68IYn Parallel run for /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits Running util/solve_plate_with_UCAC5 --no_photometric_catalog --iterations 2 /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits &> /tmp/tmp.fRXDunDHbT Parallel run for /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits Running util/solve_plate_with_UCAC5 --no_photometric_catalog --iterations 2 /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits &> /tmp/tmp.hkCMDOBhxR Parallel run for /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits Running util/solve_plate_with_UCAC5 --no_photometric_catalog --iterations 2 /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits &> /tmp/tmp.uwytDQOFam Parallel run for /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits Calibrating the magnitude scale Found non-empty wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.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_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits and wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.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_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits and wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat Found non-empty wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits and wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat The reference image (wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits) and catalog (wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat) found 'wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat' -> 'wcsmag.cat' Read 31480 stars from the SExtractor catalog wcsmag.cat Detected star coordinate range: RA 172.1381 to 187.8856 deg, Dec -7.2657 to +3.2681 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 172.1381 to 187.8856 deg, Dec -7.2657 to 3.2681 deg Loaded 3710 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): 3069 out of 3283 total matches. Matched with Tycho-2 3283 out of 31480 detected stars. The calibration function type and coefficients are written to calib.txt_param util/calibrate_magnitude_scale 0.000000 1.000000 22.623700 a=0.000000 b=1.000000 c=22.623700 From vast_summary.log: estimated ref. image limiting mag.: -7.30 Updating vast_summary.log: Estimated ref. image limiting mag.: 15.32 Updated vast_limiting_magnitude.log with calibrated magnitudes Working... Please, PLEASE, be patient!!! All lightcurves processed! =) Estimated ref. image limiting mag.: 15.32
Lightcurve magnitude calibration plot:

Preparing per-reference-image forced-photometry calibration (method=tycho2 band=V) Read 31480 stars from the SExtractor catalog wcsmag.cat Detected star coordinate range: RA 172.1381 to 187.8856 deg, Dec -7.2657 to +3.2681 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 172.1381 to 187.8856 deg, Dec -7.2657 to 3.2681 deg Loaded 3710 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): 3069 out of 3283 total matches. Matched with Tycho-2 3283 out of 31480 detected stars. util/calibrate_single_image_with_tycho2.sh: calibrated wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits via Tycho-2
Single-image forced-photometry magnitude calibration plot for wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits:

Forced-photometry filter: calibrated wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits -> calib.txt_param_ref_wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits (aperture=4.8) Read 29846 stars from the SExtractor catalog wcsmag.cat Detected star coordinate range: RA 172.1457 to 187.8899 deg, Dec -7.2611 to +3.2689 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 172.1457 to 187.8899 deg, Dec -7.2611 to 3.2689 deg Loaded 3709 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): 3089 out of 3275 total matches. Matched with Tycho-2 3275 out of 29846 detected stars. util/calibrate_single_image_with_tycho2.sh: calibrated wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits via Tycho-2
Single-image forced-photometry magnitude calibration plot for wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits:

Forced-photometry filter: calibrated wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits -> calib.txt_param_ref_wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits (aperture=4.8) ____ End of magnitude calibration ____ Applying consolidated magnitude filters... Preparing the exclusion lists for this field Done with filtering Found 5 candidate transients before the final filtering. (Hard limit: 8000) Median FWHM seeing for isolated stars: 2.1 pix Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits 2.1 pix Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits 2.2 pix fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits 2.2 pix fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits 2.1 pix wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits 2.1 pix wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits Limiting magnitude estimates: 15.3 mag. Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits 15.2 mag. Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits 13.9 mag. fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits 13.7 mag. fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits All-image limiting magnitude estimate: 13.7 (SNR ) 13.4 (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 15.0 mag. Waiting for UCAC5 plate solver wait ############ /tmp/tmp.IFSjP68IYn (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_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/util/wcs_image_calibration.sh /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits 571.0 Entering WCS image calibration mode. ORIGINAL_FITSFILE=/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits FITSFILE before on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits verification OK: /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits It's a known telescope with plate solutions that are supposed to be good. The input image /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits has a WCS header - will blindly trust it is good... '/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits' -> 'wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits' FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits WCS_IMAGE_NAME=wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits WCS-calibrated image found: wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits Checking if the catalog wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat corresponding to the image wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits alredy exist and is non-empty... Catalog wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat corresponding to the image wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits found. The catalog is in the new format, as expected. The plate-solved (WCS-calibrated) image is saved to wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits util/solve_plate_with_UCAC5 is preparing to read a catalog corresponding to the image /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits WCS catalog name: wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat SExtractor catalog parsing summary: zero_flux=0, no_flux_err=0, no_mag=0, no_mag_err=0, low_SNR=12, blended=1333, passed=31468 Got 31468 stars (including 30100 good ones) from the SExtractor catalog wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat util/solve_plate_with_UCAC5 got 31468 stars from the SExtractor catalog Updated FoV from the plate-solved image: 937.2' Seting catalog search parameters based on the expected field of view 937.2 arcmin UCAC5 catalog search parameters: catalog_search_parameters->search_radius_deg= 0.013017 (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 0.010413 (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 Reading UCAC5 zone files... Searching UCAC5 zones 413 to 468 (Dec -7.3 to 3.3) Done reading UCAC5 zone files... Matched 980 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Correcting the measured astrometric positions... Accuracy estimation diagnostic: 980 matched stars entering correct_measured_positions(), 976 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.45" Removing outliers... Correcting the measured astrometric positions... Accuracy estimation diagnostic: 980 matched stars entering correct_measured_positions(), 31375 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 Reading UCAC5 zone files... Searching UCAC5 zones 413 to 468 (Dec -7.3 to 3.3) Done reading UCAC5 zone files... Matched 980 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Accuracy estimation diagnostic: 980 matched stars entering correct_measured_positions(), 31373 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.45" Accuracy estimation diagnostic: 980 matched stars entering correct_measured_positions(), 31373 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.45" Excluding outliers - 980 stars left (next iteration limit 1078) Stop iterations. The field is successfully solved and matched with the astrometric catalog! :) WCS_QUALITY_DIAG: file=Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits N_match=980 sigma_overall_arcsec=0.458 sigma_q1_arcsec=0.370 sigma_q2_arcsec=0.502 sigma_q3_arcsec=0.445 sigma_q4_arcsec=0.482 n_q1=240 n_q2=227 n_q3=251 n_q4=262 worst_quadrant_to_overall_ratio=1.097 The image catalog is written to wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat.ucac5 The DS9 region file with the matched stars is written to wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat.ds9.reg You may view it with the command: ds9 /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits -region wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat.ds9.reg The astrometric residuals vector field is written to wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits.wcscat.astrometric_residuals Option '-n' not using photometric catalogs, just stick with astrometry opt '-i': 2 is the maximum number of iterations ############ /tmp/tmp.fRXDunDHbT (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_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/util/wcs_image_calibration.sh /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits 571.0 Entering WCS image calibration mode. ORIGINAL_FITSFILE=/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits FITSFILE before on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits verification OK: /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits It's a known telescope with plate solutions that are supposed to be good. The input image /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits has a WCS header - will blindly trust it is good... '/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits' -> 'wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits' FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits WCS_IMAGE_NAME=wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits WCS-calibrated image found: wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits Checking if the catalog wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.wcscat corresponding to the image wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits alredy exist and is non-empty... Catalog wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.wcscat corresponding to the image wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits found. The catalog is in the new format, as expected. The plate-solved (WCS-calibrated) image is saved to wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits util/solve_plate_with_UCAC5 is preparing to read a catalog corresponding to the image /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits WCS catalog name: wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.wcscat SExtractor catalog parsing summary: zero_flux=0, no_flux_err=0, no_mag=0, no_mag_err=0, low_SNR=5, blended=1289, passed=29841 Got 29841 stars (including 28505 good ones) from the SExtractor catalog wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.wcscat util/solve_plate_with_UCAC5 got 29841 stars from the SExtractor catalog Updated FoV from the plate-solved image: 937.2' Seting catalog search parameters based on the expected field of view 937.2 arcmin UCAC5 catalog search parameters: catalog_search_parameters->search_radius_deg= 0.013017 (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 0.010413 (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 Reading UCAC5 zone files... Searching UCAC5 zones 413 to 468 (Dec -7.3 to 3.3) Done reading UCAC5 zone files... Matched 977 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Correcting the measured astrometric positions... Accuracy estimation diagnostic: 977 matched stars entering correct_measured_positions(), 973 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.42" Removing outliers... Correcting the measured astrometric positions... Accuracy estimation diagnostic: 977 matched stars entering correct_measured_positions(), 29733 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 Reading UCAC5 zone files... Searching UCAC5 zones 413 to 468 (Dec -7.3 to 3.3) Done reading UCAC5 zone files... Matched 977 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Accuracy estimation diagnostic: 977 matched stars entering correct_measured_positions(), 29732 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.41" Accuracy estimation diagnostic: 977 matched stars entering correct_measured_positions(), 29732 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.43" Excluding outliers - 977 stars left (next iteration limit 1074) Stop iterations. The field is successfully solved and matched with the astrometric catalog! :) WCS_QUALITY_DIAG: file=Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits N_match=977 sigma_overall_arcsec=0.439 sigma_q1_arcsec=0.377 sigma_q2_arcsec=0.464 sigma_q3_arcsec=0.387 sigma_q4_arcsec=0.470 n_q1=243 n_q2=227 n_q3=251 n_q4=256 worst_quadrant_to_overall_ratio=1.071 The image catalog is written to wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.wcscat.ucac5 The DS9 region file with the matched stars is written to wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.wcscat.ds9.reg You may view it with the command: ds9 /data_ssd/NMW-TexasTech/reference_imgs/Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits -region wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.wcscat.ds9.reg The astrometric residuals vector field is written to wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits.wcscat.astrometric_residuals Option '-n' not using photometric catalogs, just stick with astrometry opt '-i': 2 is the maximum number of iterations ############ /tmp/tmp.hkCMDOBhxR (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_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/util/wcs_image_calibration.sh /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits 605.0 Entering WCS image calibration mode. ORIGINAL_FITSFILE=/data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits FITSFILE before on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits verification OK: /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.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_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits WCS_IMAGE_NAME=wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits WCS-calibrated image found: wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits Checking if the catalog wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits.wcscat corresponding to the image wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits alredy exist and is non-empty... Catalog wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits.wcscat corresponding to the image wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits found. The catalog is in the new format, as expected. The plate-solved (WCS-calibrated) image is saved to wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits util/solve_plate_with_UCAC5 is preparing to read a catalog corresponding to the image /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits WCS catalog name: wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits.wcscat SExtractor catalog parsing summary: zero_flux=0, no_flux_err=0, no_mag=0, no_mag_err=0, low_SNR=7, blended=330, passed=13048 Got 13048 stars (including 12698 good ones) from the SExtractor catalog wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits.wcscat util/solve_plate_with_UCAC5 got 13048 stars from the SExtractor catalog Updated FoV from the plate-solved image: 937.5' Seting catalog search parameters based on the expected field of view 937.5 arcmin UCAC5 catalog search parameters: catalog_search_parameters->search_radius_deg= 0.013021 (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 0.010417 (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 Reading UCAC5 zone files... Searching UCAC5 zones 413 to 468 (Dec -7.3 to 3.3) Done reading UCAC5 zone files... Matched 977 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Correcting the measured astrometric positions... Accuracy estimation diagnostic: 977 matched stars entering correct_measured_positions(), 957 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.46" Removing outliers... Correcting the measured astrometric positions... Accuracy estimation diagnostic: 977 matched stars entering correct_measured_positions(), 12799 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 Reading UCAC5 zone files... Searching UCAC5 zones 413 to 468 (Dec -7.3 to 3.3) Done reading UCAC5 zone files... Matched 977 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Accuracy estimation diagnostic: 977 matched stars entering correct_measured_positions(), 12799 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.45" Accuracy estimation diagnostic: 977 matched stars entering correct_measured_positions(), 12799 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.44" Excluding outliers - 977 stars left (next iteration limit 1074) Stop iterations. The field is successfully solved and matched with the astrometric catalog! :) WCS_QUALITY_DIAG: file=fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits N_match=977 sigma_overall_arcsec=0.447 sigma_q1_arcsec=0.393 sigma_q2_arcsec=0.553 sigma_q3_arcsec=0.420 sigma_q4_arcsec=0.476 n_q1=293 n_q2=157 n_q3=316 n_q4=211 worst_quadrant_to_overall_ratio=1.238 The image catalog is written to wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits.wcscat.ucac5 The DS9 region file with the matched stars is written to wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits.wcscat.ds9.reg You may view it with the command: ds9 /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits -region wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits.wcscat.ds9.reg The astrometric residuals vector field is written to wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits.wcscat.astrometric_residuals Option '-n' not using photometric catalogs, just stick with astrometry opt '-i': 2 is the maximum number of iterations ############ /tmp/tmp.uwytDQOFam (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_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/util/wcs_image_calibration.sh /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits 605.0 Entering WCS image calibration mode. ORIGINAL_FITSFILE=/data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits FITSFILE before on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits FITSFILE after on_the_fly=/data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits verification OK: /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.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_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits WCS_IMAGE_NAME=wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits WCS-calibrated image found: wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits Checking if the catalog wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits.wcscat corresponding to the image wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits alredy exist and is non-empty... Catalog wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits.wcscat corresponding to the image wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits found. The catalog is in the new format, as expected. The plate-solved (WCS-calibrated) image is saved to wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits util/solve_plate_with_UCAC5 is preparing to read a catalog corresponding to the image /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits WCS catalog name: wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits.wcscat SExtractor catalog parsing summary: zero_flux=0, no_flux_err=0, no_mag=0, no_mag_err=0, low_SNR=5, blended=254, passed=11504 Got 11504 stars (including 11232 good ones) from the SExtractor catalog wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits.wcscat util/solve_plate_with_UCAC5 got 11504 stars from the SExtractor catalog /data_ssd/NMW-TexasTech/workdir/vast_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/util/fov_of_wcs_calibrated_image.sh: line 144: echo: write error: Broken pipe Updated FoV from the plate-solved image: 937.5' Seting catalog search parameters based on the expected field of view 937.5 arcmin UCAC5 catalog search parameters: catalog_search_parameters->search_radius_deg= 0.013021 (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 0.010417 (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 Reading UCAC5 zone files... Searching UCAC5 zones 413 to 468 (Dec -7.3 to 3.3) Done reading UCAC5 zone files... Matched 975 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Correcting the measured astrometric positions... Accuracy estimation diagnostic: 975 matched stars entering correct_measured_positions(), 948 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.44" Removing outliers... Correcting the measured astrometric positions... Accuracy estimation diagnostic: 975 matched stars entering correct_measured_positions(), 11239 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 Reading UCAC5 zone files... Searching UCAC5 zones 413 to 468 (Dec -7.3 to 3.3) Done reading UCAC5 zone files... Matched 975 stars with the local copy of UCAC5. The local UCAC5 search seems to be a success Accuracy estimation diagnostic: 975 matched stars entering correct_measured_positions(), 11240 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.44" Accuracy estimation diagnostic: 975 matched stars entering correct_measured_positions(), 11240 with non-zero local correction accuracy Estimated accuracy of the plate solution: 0.44" Excluding outliers - 975 stars left (next iteration limit 1072) Stop iterations. The field is successfully solved and matched with the astrometric catalog! :) WCS_QUALITY_DIAG: file=fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits N_match=975 sigma_overall_arcsec=0.443 sigma_q1_arcsec=0.362 sigma_q2_arcsec=0.549 sigma_q3_arcsec=0.443 sigma_q4_arcsec=0.469 n_q1=289 n_q2=146 n_q3=329 n_q4=211 worst_quadrant_to_overall_ratio=1.239 The image catalog is written to wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits.wcscat.ucac5 The DS9 region file with the matched stars is written to wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits.wcscat.ds9.reg You may view it with the command: ds9 /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits -region wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits.wcscat.ds9.reg The astrometric residuals vector field is written to wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits.wcscat.astrometric_residuals Option '-n' not using photometric catalogs, just stick with astrometry opt '-i': 2 is the maximum number of iterations 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_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.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_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-33-36_20.00sec_5.00C_LIGHT_0102.fits Saving fully-calibrated image wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.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_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/wcs_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits Preparing the HTML report for the field Vir-06-Q2b1x1 with default.sex.telephoto_lens_vSTL Forced photometry on wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits at 12:24:33.84 -03:48:28.0: 15.72 +/- 99.00 upperlimit Forced photometry on wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits at 12:04:26.67 +00:13:14.7: 15.97 +/- 99.00 upperlimit Forced photometry on wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits at 12:02:14.79 -00:15:21.2: 15.97 +/- 99.00 upperlimit Forced photometry on wcs_Vir-06-Q2b1x1_2026-05-08_00-01-05_20.00sec_-4.90C_LIGHT_0150.fits at 12:23:50.92 -01:18:42.6: 15.79 +/- 99.00 upperlimit Forced photometry on wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits at 12:04:26.67 +00:13:14.7: 15.91 +/- 99.00 upperlimit Forced photometry on wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits at 12:24:33.84 -03:48:28.0: 15.68 +/- 99.00 upperlimit Forced photometry on wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits at 12:02:14.79 -00:15:21.2: 15.90 +/- 99.00 upperlimit Forced photometry on wcs_Vir-06-Q2b1x1_2026-05-10_23-36-51_20.00sec_-5.00C_LIGHT_0157.fits at 12:23:50.92 -01:18:42.6: 15.70 +/- 99.00 upperlimit Adding exclusion_list_local.txt__out51483.dat to exclusion_list_local.txt Adding exclusion_list_local.txt__out51511.dat to exclusion_list_local.txt Adding exclusion_list_local.txt__out51519.dat to exclusion_list_local.txt Adding exclusion_list_local.txt__out51526.dat to exclusion_list_local.txt make_report_in_HTML.sh Phase 1 (network queries): 8s 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: 4s xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx Considering the candidate 51483_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103 Preparing report for the candidate 51483_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx Considering the candidate 51511_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103 Preparing report for the candidate 51511_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx Considering the candidate 51519_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103 Preparing report for the candidate 51519_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx Considering the candidate 51526_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103 Preparing report for the candidate 51526_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103 xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx Considering the candidate 03487_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103 The candidate 03487_fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103 did not pass the final checks Discovery image 3   2026 06 20.19071    2461211.69071    6.45    11:50:43.24 +01:45:43.1   6178 0908   /data_ssd/NMW-TexasTech/workdir//img_2026-06-19_CI_Vir-06-Q2b1x1_234328_TTUQ2b1x1_3141006_bAtKwjKX/fd_Vir-06-Q2b1x1_2026-06-19_23-34-27_20.00sec_4.90C_LIGHT_0103.fits **** FOUND 11:50:43.24 +01:45:43.0 in the exclusion list exclusion_list_bbsc.txt **** make_report_in_HTML.sh Phase 2 (HTML assembly): 0s make_report_in_HTML.sh TOTAL: 12s Prepared the HTML report for the field Vir-06-Q2b1x1 with default.sex.telephoto_lens_vSTL *------ done with default.sex.telephoto_lens_vSTL ------* #### The local exclusion list is exclusion_list_local.txt #### 12:02:14.79 -00:15:21.2 12:23:50.92 -01:18:42.6 12:24:33.84 -03:48:28.0 12:04:26.67 +00:13:14.7 ########### Completed Vir-06-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 #### 12:02:14.79 -00:15:21.2 12:23:50.92 -01:18:42.6 12:24:33.84 -03:48:28.0 12:04:26.67 +00:13:14.7 ################################################################################### 12:02:14.79 -00:15:21.2 -- asteroid (will NOT add it to exclusion list) 12:23:50.92 -01:18:42.6 -- asteroid (will NOT add it to exclusion list) 12:24:33.84 -03:48:28.0 -- asteroid (will NOT add it to exclusion list) 12:04:26.67 +00:13:14.7 -- 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)2461211.69012703 -observatory V36 07:37:12.23 +21:44:16.7 Mercury (0.9mag) 08:41:34.66 +20:20:14.1 Venus (-4.0mag) 03:24:38.97 +18:13:04.2 Mars (1.3mag) 07:58:40.54 +21:04:32.6 Jupiter (-1.8mag) 00:52:26.49 +03:04:54.0 Saturn (0.8mag) 04:02:59.77 +20:33:23.3 Uranus (5.8mag) 00:16:42.56 +00:19:48.5 Neptune (7.8mag) 20:32:35.28 -23:09:17.8 Pluto (14.5mag) 10:32:58.14 +07:45:33.6 Moon (-9.8mag) -rw-r--r-- 1 apache apache 361 Jun 19 23:54 planets.txt ############################################################ Positions of selected moons from JPL HORIZONS for JD(UT)2461211.69012703: 07:58:35.27 +21:04:50.3 Io (6.2mag) 07:58:49.84 +21:04:01.5 Europa (6.3mag) 07:58:51.27 +21:03:54.0 Ganymede (5.6mag) 07:59:01.73 +21:03:29.6 Callisto (6.9mag) 07:58:15.45 +20:42:27.6 Himalia (15.6mag) 07:58:42.22 +21:04:27.8 Thebe (16.6mag) 07:57:55.44 +20:52:58.4 Elara (17.6mag) 08:01:26.15 +21:09:40.7 Pasiphae (17.8mag) 08:04:42.30 +21:07:15.7 Carme (18.9mag) 00:52:21.71 +03:05:23.4 Titan (8.6mag) 00:52:31.70 +03:04:54.0 Rhea (9.9mag) 00:52:40.86 +03:07:17.7 Iapetus (11.3mag) 00:52:30.84 +03:05:21.5 Hyperion (14.6mag) 00:52:53.71 +03:05:05.7 Phoebe (16.6mag) -rw-r--r-- 1 apache apache 568 Jun 19 23:54 moons.txt ############################################################ Positions of selected spacecraft from JPL HORIZONS for JD(UT)2461211.69012703: 17:29:24.64 -35:32:15.4 JWST 18:25:25.80 +28:25:01.9 Chandra 19:01:42.79 -10:26:31.6 XMM-Newton -rw-r--r-- 1 apache apache 96 Jun 19 23:54 spacecraft.txt ############################################################ Positions of bright comets computed with util/comet_finder/main.py for JD(UT)2461211.69012703 -observatory V36 18:34:26.56 -33:27:29.3 13.6mag P/2010 H2 (Vales) 06:05:24.15 -67:59:42.2 17.3mag C/2014 UN271 (Bernardinelli-Bernstein) 05:53:30.08 +32:07:56.3 17.6mag C/2017 K2 (PANSTARRS) 17:09:59.41 +15:49:24.9 17.9mag C/2021 G2 (ATLAS) 23:11:25.28 -36:21:54.1 15.9mag P/2021 N1 (ZTF) 23:09:09.81 +31:59:28.2 17.2mag C/2022 E2 (ATLAS) 05:48:38.91 +27:00:44.1 16.6mag C/2022 N2 (PANSTARRS) 09:38:46.10 +30:38:05.6 16.7mag C/2022 QE78 (ATLAS) 08:57:17.08 +04:26:17.7 17.7mag C/2022 R6 (PANSTARRS) 18:20:16.64 +21:42:12.4 17.8mag C/2023 A3 (Tsuchinshan-ATLAS) 15:15:31.13 -11:04:14.3 17.6mag P/2023 B1 (PANSTARRS) 22:08:24.22 +67:10:22.5 17.8mag C/2023 H5 (Lemmon) 17:16:33.47 -07:55:15.5 13.7mag C/2023 R1 (PANSTARRS) 13:17:34.59 +80:10:38.2 18.0mag C/2023 X2 (Lemmon) 07:27:52.62 +64:45:23.5 17.8mag C/2024 A1 (ATLAS) 07:05:01.91 +28:47:35.9 14.0mag C/2024 E1 (Wierzchos) 15:28:22.14 +14:25:50.8 17.4mag C/2024 G6 (ATLAS) 20:03:35.07 +34:34:35.6 13.9mag C/2024 J3 (ATLAS) 04:30:00.94 -14:59:24.0 15.9mag C/2024 T5 (ATLAS) 06:16:58.30 +32:26:17.7 17.9mag C/2025 J1 (Borisov) 11:32:04.46 +52:00:58.0 17.8mag C/2025 L1 (ATLAS) 06:57:49.86 -11:27:49.5 15.1mag C/2025 R3 (PANSTARRS) 09:34:47.76 +23:06:49.4 17.8mag C/2025 V2 (Rankin) 12:40:11.83 +04:33:28.9 17.1mag C/2025 Y1 (ATLAS) 17:48:45.90 +77:21:28.4 17.7mag C/2026 A2 (Bok) 02:20:09.52 +44:12:01.8 16.3mag C/2026 B2 (Sun-Gao) 11:14:57.96 +00:01:19.6 16.6mag A/2026 E1 20:45:07.20 -09:55:55.7 8.1mag 10P/Tempel 11:05:23.47 -01:12:15.3 16.0mag 29P/Schwassmann-Wachmann 03:30:09.65 +27:11:48.9 17.7mag 47P/Ashbrook-Jackson 09:25:32.58 +20:15:21.7 16.9mag 63P/Wild 00:36:27.44 -05:41:56.5 15.6mag 65P/Gunn 07:22:26.02 +34:17:16.3 17.2mag 76P/West-Kohoutek-Ikemura 03:38:18.57 +18:35:58.1 13.8mag 78P/Gehrels 01:45:44.26 +07:17:31.9 15.8mag 88P/Howell 05:33:06.38 +30:53:41.6 15.4mag 93P/Lovas 03:17:55.12 +29:21:14.8 17.3mag 114P/Wiseman-Skiff 07:19:26.59 +32:26:41.1 15.5mag 123P/West-Hartley 10:11:20.41 +09:32:31.4 16.6mag 124P/Mrkos 04:18:49.64 +19:58:25.8 16.3mag 128P/Shoemaker-Holt 04:57:18.27 +19:31:05.4 17.8mag 131P/Mueller 06:46:47.28 +16:58:07.0 16.2mag 141P/Machholz 06:50:21.41 +17:52:33.0 16.1mag 141P-A/Machholz 05:52:11.97 +17:16:51.9 13.0mag 141P-D/Machholz 03:05:47.01 -23:09:17.3 16.4mag 161P/Hartley-IRAS 04:21:52.52 +28:16:19.4 15.0mag 162P/SidingSpring 19:32:39.11 +05:39:44.3 16.2mag 169P/NEAT 00:50:13.90 +04:40:48.7 17.8mag 220P/McNaught 16:43:49.43 -08:06:10.7 16.6mag 235P/LINEAR 08:01:33.22 +34:51:55.1 17.7mag 240P/NEAT 01:04:08.69 +02:46:52.3 16.1mag 260P/McNaught 04:37:40.56 +34:28:36.9 17.5mag 295P/LINEAR 00:54:42.13 +03:09:53.8 17.9mag 320P/McNaught 15:10:33.35 +07:32:48.0 17.5mag 391P/Kowalski 08:16:59.40 +20:24:12.0 17.9mag 450P/LONEOS 07:19:29.99 +40:48:59.5 17.9mag 493P/LONEOS -rw-r--r-- 1 apache apache 2.7K Jun 19 23:54 comets.txt ############################################################ List of recent ASAS-SN transients from https://www.astronomy.ohio-state.edu/asassn/transients.html : 20:49:13.39 +25:17:59.20 ASASSN-26du 2026-06-15.39 15.93 23:09:30.84 +32:40:42.00 SN2026oxc 2026-06-14.35 16.83 02:02:26.78 +32:04:21.30 AT2026ovz 2026-06-14.59 15.39 21:26:28.11 -72:31:19.50 AT2026nwc 2026-06-11 17.05 17:54:57.33 +26:32:34.20 SN 2026odc 2026-06-11.23 17.62 13:55:59.94 +17:30:37.20 SN 2026nyq 2026-06-11.1 16.24 00:50:45.14 -71:38:36.90 ASASSN-26dt 2026-06-11.13 10.22 14:42:19.73 +19:11:35.60 SN2026nyp 2026-06-10.3 16.32 12:23:23.92 +12:56:43.50 SN2026mta 2026-06-8.29 16.69 12:30:18.51 +47:12:33.20 SN2026oao 2026-06-9.32 17.02 10:51:05.21 -42:28:56.60 AT2026nvf 2026-06-8.12 16.75 13:50:22.48 -07:35:00.00 SN2026npn 2026-06-8.02 17.58 00:56:07.17 +43:01:43.20 ASASSN-26dq 2026-06-7.43 13.58 01:07:49.46 +41:59:43.70 SN 2026obc 2026-06-7.43 15.15 21:11:25.22 +14:14:31.90 ASASSN-26dr 2026-06-7.24 16.24 06:21:27.06 -65:16:42.00 ASASSN-26ds 2026-06-2.97 15.02 20:07:38.15 -21:07:05.40 SN2026mho 2026-05-25.18 -1.12 11:29:42.55 +79:01:03.10 AT2026min 2026-05-24.21 16.63 11:44:32.95 -68:48:30.00 ASASSN-26no 2026-05-24 8.41 19:00:42.82 -48:31:01.60 ASASSN-26dp 2026-05-22.31 -3.28 14:23:56.72 -58:37:47.60 ASASSN-26dn 2026-05-20.01 14.64 11:24:54.06 +47:57:01.60 AT2026nma 2026-05-20.29 15.46 21:27:08.58 +33:24:38.10 AT2026lli 2026-05-19.34 15.86 00:31:01.41 -13:38:51.70 AT2026nad 2026-05-19.39 15.34 15:16:06.61 -79:16:32.40 ASASSN-26dm 2026-05-19.03 14.44 11:24:25.21 -59:23:19.10 ASASSN-26dl 2026-05-18.02 13.55 13:45:51.52 -53:16:01.00 ASASSN-26dk 2026-05-18.16 12.96 02:05:49.69 -30:29:09.60 ASASSN-26dh 2026-05-18.43 15.37 17:50:22.87 -39:42:33.90 ASASSN-26dj 2026-05-17.05 15.7 01:13:11.60 -33:25:16.10 ASASSN-26dg 2026-05-13.41 16.8 16:44:31.77 -27:15:18.40 AT2026mhn 2026-05-12.33 15.8 09:46:31.08 -33:41:51.00 ASASSN-26di 2026-05-12.14 14.63 21:23:11.57 -19:09:45.00 AT2026kwu 2026-05-12.26 16.9 14:20:14.30 -30:20:51.90 AT2026ktm 2026-05-12.06 17.21 14:41:39.01 -37:13:46.40 AT2026lkm 2026-05-11.18 16.89 12:59:50.45 -10:58:38.80 SN2026kep 2026-05-9.06 17.5 13:37:29.61 -29:50:30.90 AT2026lkd 2026-05-9.09 17.23 09:46:42.01 -14:52:03.60 SN2026kmo 2026-05-8.99 17.51 15:03:05.18 +22:02:03.40 AT2026lxf 2026-05-8.07 13.94 10:23:49.41 -20:57:25.30 ASASSN-26df 2026-05-8.21 16.52 22:14:40.56 +05:04:51.60 2026lda 2026-05-7.56 16.2 21:35:33.81 -14:05:16.30 ASASSN-26de 2026-05-6.29 14.51 16:21:49.13 -61:36:14.60 ASASSN-26dd 2026-05-5.15 15.93 14:26:40.22 -24:48:37.50 AT2026lig 2026-05-4.27 14.63 13:17:51.04 +30:25:13.50 SN2026kcp 2026-05-4.46 16.43 11:27:55.57 -13:38:56.90 SN2026kza 2026-05-1.08 15.59 22:28:27.10 +30:17:54.30 SN 2026fov 2026-04-29.6 14.36 21:00:10.71 -32:17:03.90 AT2026kis 2026-04-27.36 16.15 14:32:57.37 -58:13:26.40 ASASSN-26dc 2026-04-27.27 13.42 15:32:05.35 -43:54:34.60 ASASSN-26db 2026-04-27.37 16.06 16:34:34.97 -54:34:58.00 ASASSN-26da 2026-04-25.32 16.11 10:06:55.04 -01:13:49.70 SN2026jsg 2026-04-24.99 16.28 15:15:57.17 +56:18:32.80 SN2026kid 2026-04-24.52 -3.65 07:58:28.45 +57:03:42.40 AT2026kcf 2026-04-24.2 16.89 11:38:21.80 -50:43:06.50 SN2026jkb 2026-04-24.24 15.38 10:06:11.41 -39:41:04.20 AT2026dil 2026-04-24.2 16.85 14:21:40.08 +13:13:46.30 SN2026jlm 2026-04-22.16 15.12 10:53:55.52 -16:06:06.00 ASASSN-26cz 2026-04-22.28 16.29 20:49:13.39 +25:17:59.20 2026-06-15.39 15.93 13:45:02.03 +15:17:14.50 ASASSN-26cy 2026-04-21.27 15.78 13:20:52.22 -35:57:03.60 AT2026jcm 2026-04-19.01 16.65 13:36:15.66 -36:53:48.40 SN 2026iqy 2026-04-18.92 17.31 06:34:01.33 -40:07:34.00 ASASSN-26cx 2026-04-19.07 16.16 23:33:57.97 -45:12:11.90 SN 2026idu 2026-04-19.41 15.9 12:10:50.92 +66:55:31.20 SN 2026icv 2026-04-17.14 16.03 21:36:59.06 -60:43:35.90 ASASSN-26cv 2026-04-17.35 -1.18 08:13:26.26 -27:07:30.50 ASASSN-26cw 2026-04-17.07 -1.01 14:49:14.01 -27:29:20.10 ASASSN-26cu 2026-04-16.29 -2.7 17:21:59.44 -38:54:04.60 ASASSN-26ct 2026-04-14.4 15.15 15:25:54.99 +07:49:24.50 SN2026huo 2026-04-12.14 16.96 20:49:13.39 +25:17:59.20 2026-06-15.39 15.93 12:23:20.40 +04:53:39.10 AT2026ixd 2026-04-12.14 17.65 17:46:09.76 -61:19:50.40 SN2026icy 2026-04-12.2 17.03 09:25:46.42 +02:13:46.30 SN2026gud 2026-04-11.98 16.49 16:52:15.46 -60:27:45.90 ASASSN-26cs 2026-04-12.4 15.5 04:20:55.37 -51:15:31.10 ASASSN-26cr 2026-04-12.01 15.37 22:25:39.35 +36:45:06.90 AT2026ihl 2026-04-10.48 14.21 19:40:44.94 +00:41:03.80 AT2026imw 2026-04-10.32 16.06 19:52:04.70 +05:53:33.50 ASASSN-26cq 2026-04-9.31 14.98 16:08:18.39 -64:11:08.80 ASASSN-26cp 2026-04-9.14 13.64 09:22:22.90 -61:02:43.70 SN2026idh 2026-04-7.97 16.34 05:06:54.12 -19:42:26.40 AT2026imr 2026-04-8 17.49 07:14:55.34 -36:03:21.40 AT2026hei 2026-04-8.12 16.7 21:35:33.14 -19:01:34.80 AT2026ihm 2026-04-8.36 16.7 04:28:24.08 -32:25:35.30 AT2026imo 2026-04-8.02 16.81 05:10:35.79 -39:38:40.80 SN 2026hnn 2026-04-7.04 17.07 09:54:32.04 -01:17:25.80 ASASSN-26cn 2026-04-7.01 15.58 07:46:24.43 -77:29:35.90 ASASSN-26co 2026-04-7.15 14.93 05:00:45.52 -29:51:06.20 AT2026hvw 2026-04-6.03 16.51 19:49:33.10 -23:37:11.00 ASASSN-26cl 2026-04-5.29 14.98 19:32:43.68 -22:39:32.70 ASASSN-26cm 2026-04-4.27 13.88 18:08:57.38 +76:48:23.60 ASASSN-26ck 2026-04-2.37 15.38 16:16:36.10 +44:52:30.20 AT2026hyy 2026-04-2.58 13.81 21:55:23.31 -34:48:53.90 ASASSN-26cj 2026-03-30.4 -1.47 11:19:50.81 -27:51:50.40 SN2026gvk 2026-03-30 15.28 11:53:57.02 -23:09:46.20 SN2026gzx 2026-03-28.75 15.27 07:13:46.14 -33:10:15.70 ASASSN-26ci 2026-03-28.15 15.14 09:03:36.09 -67:58:13.00 SN2026hkg 2026-03-28.19 15.82 07:03:00.72 +39:14:43.00 SN2026fin 2026-03-28.27 15.82 05:35:42.79 -63:44:05.60 ASASSN-26ch 2026-03-28.12 13.14 -rw-r--r-- 1 apache apache 5.6K Jun 19 23:54 asassn_transients_list.txt ############################################################ Truncated list of TOCP transients from http://www.cbat.eps.harvard.edu/unconf/tocp.html : 00:43:38.36 +41:15:32.4 PNV J00433836+4115324 2026-04-08.079 17.2mag 15:41:11.68 +59:18:26.8 TCP J15411168+5918268 2026-04-12.9625 19.2mag 00:43:35.02 +41:46:28.0 PNV J00433502+4146280 2026-04-23.056 15.9mag 00:42:55.64 +41:14:12.2 PNV J00425564+4114122 2026-04-24.042 16.2mag 21:14:03.38 +56:46:44.1 TCP J21140338+5646441 2026-05-05.3534 16.7mag 15:03:05.19 +22:02:04.1 TCP J15030519+2202041 2026-05-08.3260 13.9mag 07:15:18.25 +47:53:16.7 TCP J07151825+4753167 2026-05-09.1599 14.4mag 16:00:18.44 -22:30:10.6 TCP J16001844-2230106 2026-05-09.6135 13.3mag 00:42:47.45 +41:16:58.5 PNV J00424745+4116585 2026-05-10.030 16.8mag 09:55:02.89 +69:02:13.8 PNV J09550289+6902138 2026-05-18.925 20.7mag 00:43:01.82 +41:18:16.6 PNV J00430182+4118166 2026-05-21.8651 18.83Cmag 00:42:51.20 +41:16:59.4 PNV J00425120+4116594 2022-10-26.135 19.3mag 12:24:25.10 +28:47:12.0 TCP J12242510+2847120 2026-05-31.6015 14.8mag 00:56:07.13 +43:01:40.6 TCP J00560713+4301406 2026-06-01.4135 12.2mag 00:42:41.64 +41:15:16.2 PNV J00424164+4115162 2026-06-02.029 17.4mag 00:42:38.68 +41:15:58.2 PNV J00423868+4115582 2026-06-05.1224 19.97Umag 19:00:42.95 -48:31:01.7 PNV J19004295-4831017 2026-05-25.0752 14.2mag 09:55:21.28 +69:02:52.6 PNV J09552128+6902526 2026-06-13.933 18.9mag 19:51:21.42 +37:06:40.0 TCP J19512142+3706400 2026-06-17.2942 16.8mag 19:57:03.87 +37:41:46.4 TCP J19570387+3741464 2026-06-18.2638 17.5mag -rw-r--r-- 1 apache apache 189K Jun 19 23:54 tocp_transients_list.txt ############################################################ Truncated list of recent TNS transients from https://www.wis-tns.org/ : 14:39:23.496 +35:21:27.84 AT 2026oxy 2026-06-04.97 20.13 23:44:57.556 +04:18:42.85 SN 2026oxx 2026-06-11.15 19.97 15:19:13.587 +27:52:58.57 SN 2026oxw 2026-06-11.02 19.96 09:53:09.311 +42:13:35.56 AT 2026oxv 2026-06-10.17 19.7446 20:30:02.168 +37:49:06.79 AT 2026oxu 2026-06-10.94 19.78 16:00:10.377 +22:09:10.94 AT 2026oxt 2026-06-11.03 19.379 17:32:05.150 +18:24:04.24 AT 2026oxs 2026-06-11.07 20.323 16:01:14.849 +29:49:20.54 AT 2026oxr 2026-06-08.41 18.733 18:33:36.042 +54:00:37.60 AT 2026oxq 2026-06-10.04 19.165 16:26:58.974 +50:28:07.45 AT 2026oxp 2026-06-10.01 20.192 19:48:49.856 +70:58:44.48 SN 2026oxo 2026-06-10.06 19.319 12:22:13.437 +27:24:59.57 AT 2026oxn 2026-06-10.94 19.381 23:01:57.544 -22:53:59.27 AT 2026oxm 2026-06-10.56 18.766 23:50:06.038 -14:01:39.26 AT 2026oxl 2026-06-10.58 18.422 13:13:55.656 -30:49:07.21 AT 2026oxk 2026-06-11.21 19.115 19:13:25.854 +49:32:53.84 AT 2026oxj 2026-06-10.06 19.005 23:31:30.736 +31:22:08.82 AT 2026oxi 2026-06-11.17 18.865 21:36:15.644 -21:19:14.62 AT 2026oxh 2026-06-10.53 18.749 22:37:33.079 +29:47:40.75 AT 2026oxg 2026-06-11.14 19.184 20:53:38.599 -35:13:40.58 SN 2026oxf 2026-06-10.52 18.812 -rw-r--r-- 1 apache apache 30K Jun 19 23:54 tns_transients_list.txt

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