ACP console log opened 12-Apr-2024 03:40:10 UTC This is ACP version 9.0 (build 4, ACP 9 Production Release) Licensed to Arne Henden 03:40:10 This is AcquireScheduler V9.0.3 03:40:10 Custom image file path/names are in use 03:40:10 [PreFlip=300 PostFlip=300 AF=180 PU=60] 03:40:10 Hardware GEM pier side reporting is available. 03:40:11 Initializing AcquireSupport V9.0.3 03:40:11 Weather safe, server is Boltwood Cloud Sensor II 03:40:11 Telescope is ACP->TM61, driver V3 03:40:11 Dome is MaxDome 03:40:11 MaxIm DL is version 6.28 03:40:11 Imager is ASCOM 03:40:11 Using focus offsets and star mags from FilterInfo.txt 03:40:11 Selecting filter SU from previous ACP run at 20240412@033843 UTC 03:40:11 Imager readout modes: 03:40:11 0 is Fast 03:40:11 1 is Normal 03:40:11 Guider is SX Universal (no rotator) 03:40:11 Guider plate scale is 0.2 arcsec/pix. Guided dither with main imager pixels 03:40:11 Max unguided exposure 60 sec. 03:40:11 Guider is set to multi-star mode 03:40:11 (assuring that FocusMax is running now...) 03:40:11 Calculated unbinned plate scales (arcsec/pix): H = 0.23 V = 0.23 03:40:11 Calculated field of view (arcmin): H = 36.3 V = 24.3 03:40:11 Plate solving with GSC 1.1 (ok for wider fields) 03:40:11 Mount supports tracking rate offsets 03:40:11 ==== Starting target 3C_279 ==== 03:40:11 ACPS Observation 3C_279(1 of 1) 03:40:11 (belongs to Project AAVSO_survey_HQ_AUTO_ver3479, Plan 3C_279) 03:40:11 (turning on sidereal tracking) 03:40:11 Pointing updates are enabled 03:40:11 Catalog Maximum Mag = 18.0 03:40:11 Start slew to 3C_279... 03:40:13 (wait for slew to complete) 03:40:38 (slew complete) 03:40:38 [flip check: Tn=460s HAc=-10815s GW=T HAz=-10355s DWz=T WF=no] 03:40:38 Updating pointing... 03:40:38 Switching from SU to SR filter for pointing exposure 03:40:38 No focus change required 03:40:38 (taking 10 sec. exposure, SR filter, binning = 4) 03:40:38 (using Fast readout mode) 03:40:38 (starting exposure) 03:40:59 (exposure complete) 03:41:02 (exposure complete and image downloaded) 03:41:03 Image finished 03:41:03 Plate-solve pointing image. 03:41:04 299 image stars found 03:41:04 144 catalog stars found 03:41:05 Solved! 47 stars matched. 03:41:05 Average residual is 0.31 arcsec. 03:41:05 Pointing error is 2.106 arcmin @ angle 277.67 03:41:05 True focal length is 3467.1 mm. 03:41:05 True binned plate scales (arcsec/pix): H = 0.89 V = 0.89 03:41:05 True image center (J2000): 12h 56m 02.7s -05° 47' 05.13" 03:41:05 Imager sky position angle is 178.8 deg. 03:41:05 [sync] pointing model updated 03:41:05 Re-slew to target. 03:41:05 Start slew to 3C_279... 03:41:08 (wait for slew to complete) 03:41:18 (slew complete) 03:41:18 Target is now centered. 03:41:18 (high cadence option, no web previews) 03:41:18 (aggregated exposure times, trying to autoguide) 03:41:18 Switching from SR to SU filter for imaging 03:41:18 No focus change required 03:41:18 (take guider image at initial interval 5 sec) 03:41:28 Multi-star guiding, MaxIm chose star at X=438.9709 Y=437.7918 03:41:29 ** This guide star disappeared or moved > 20 pixels. Can't continue. 03:41:29 **No usable stars in guider image; trying again at max guider exposure 03:41:42 Multi-star guiding, MaxIm chose star at X=1325.956 Y=607.9711 03:41:42 ** This guide star disappeared or moved > 20 pixels. Can't continue. 03:41:42 **No usable stars at max guider exposure interval, can't guide 03:41:42 **Autoguiding failed. ACP console log closed 12-Apr-2024 03:41:43 UTC