ACP console log opened 17-Feb-2024 03:53:04 UTC This is ACP version 9.0 (build 4, ACP 9 Production Release) Licensed to Arne Henden 03:53:04 This is AcquireScheduler V9.0.3 03:53:04 Custom image file path/names are in use 03:53:04 [PreFlip=300 PostFlip=300 AF=180 PU=60] 03:53:04 Hardware GEM pier side reporting is available. 03:53:05 Initializing AcquireSupport V9.0.3 03:53:05 Weather safe, server is Boltwood Cloud Sensor II 03:53:05 Telescope is ACP->TM61, driver V3 03:53:05 Dome is MaxDome 03:53:06 MaxIm DL is version 6.28 03:53:06 Imager is ASCOM 03:53:06 Using focus offsets and star mags from FilterInfo.txt 03:53:06 Selecting filter SU from previous ACP run at 20240217@035149 UTC 03:53:06 Imager readout modes: 03:53:06 0 is Fast 03:53:06 1 is Normal 03:53:06 Guider is SX Universal (no rotator) 03:53:06 Guider plate scale is 0.2 arcsec/pix. Guided dither with main imager pixels 03:53:06 Max unguided exposure 60 sec. 03:53:06 Guider is set to multi-star mode 03:53:06 (assuring that FocusMax is running now...) 03:53:06 Calculated unbinned plate scales (arcsec/pix): H = 0.23 V = 0.23 03:53:06 Calculated field of view (arcmin): H = 36.3 V = 24.3 03:53:06 Plate solving with GSC 1.1 (ok for wider fields) 03:53:06 Mount supports tracking rate offsets 03:53:06 ==== Starting target NSVS_0421121 ==== 03:53:06 ACPS Observation NSVS_0421121(1 of 1) 03:53:06 (belongs to Project AAVSO_survey_HQ_AUTO_ver3479, Plan NSVS_0421121) 03:53:06 (turning on sidereal tracking) 03:53:06 Pointing updates are enabled 03:53:06 Catalog Maximum Mag = 18.0 03:53:06 Start slew to NSVS_0421121... 03:53:07 (wait for slew to complete) 03:53:47 (slew complete) 03:53:47 [flip check: Tn=660s HAc=7858s GW=T HAz=8518s DWz=T WF=no] 03:53:47 Updating pointing... 03:53:47 Switching from SU to SR filter for pointing exposure 03:53:47 No focus change required 03:53:47 (taking 10 sec. exposure, SR filter, binning = 4) 03:53:47 (using Fast readout mode) 03:53:47 (starting exposure) 03:54:08 (exposure complete) 03:54:10 (exposure complete and image downloaded) 03:54:11 Image finished 03:54:11 Plate-solve pointing image. 03:54:12 249 image stars found 03:54:12 202 catalog stars found 03:54:13 Solved! 70 stars matched. 03:54:13 Average residual is 0.29 arcsec. 03:54:13 Pointing error is 1.013 arcmin @ angle 65.79 03:54:13 True focal length is 3470.1 mm. 03:54:13 True binned plate scales (arcsec/pix): H = 0.89 V = 0.89 03:54:13 True image center (J2000): 04h 21m 15.9s 16° 26' 42.31" 03:54:13 Imager sky position angle is 178.8 deg. 03:54:13 [sync] pointing model updated 03:54:13 Within max error tolerance, no re-slew needed. 03:54:13 Target is now centered. 03:54:13 (high cadence option, no web previews) 03:54:13 (aggregated exposure times, trying to autoguide) 03:54:13 Switching from SR to V filter for imaging 03:54:13 Focus change of 290 steps required 03:54:17 (take guider image at initial interval 5 sec) 03:54:30 Multi-star guiding, MaxIm chose star at X=859 Y=830.9963 03:54:31 ** This guide star disappeared or moved > 20 pixels. Can't continue. 03:54:31 **No usable stars in guider image; trying again at max guider exposure 03:54:44 Multi-star guiding, MaxIm chose star at X=1134.291 Y=491.5247 03:54:45 (guide star SNR=7.0 X=1134 Y=491) 03:54:45 (first exposure estimate 4.29 sec) 03:54:53 (guide star SNR=3.4 X=1134 Y=493) 03:54:54 (final exposure for guiding 3.75 sec) 03:55:01 (guide star SNR=3.2 X=1135 Y=494) 03:55:22 **Guider waited for 18.75 sec and never got a measurement 03:55:23 (take guider image at initial interval 3.75 sec) 03:55:30 Multi-star guiding, MaxIm chose star at X=0 Y=0 03:55:30 ** This guide star disappeared or moved > 20 pixels. Can't continue. 03:55:31 **No usable stars in guider image; trying again at max guider exposure 03:55:43 Multi-star guiding, MaxIm chose star at X=723.1147 Y=913.0355 03:55:44 ** This guide star disappeared or moved > 20 pixels. Can't continue. 03:55:44 **No usable stars at max guider exposure interval, can't guide 03:55:44 **Autoguiding failed. ACP console log closed 17-Feb-2024 03:55:45 UTC