ACP console log opened 05-Jun-2025 09:22:24 UTC This is ACP version 9.2 (build 1, ACP 9.2.1 (Production)) Licensed to Arne Henden 09:22:24 This is AcquireScheduler V9.1.3 09:22:24 Custom image file path/names are in use 09:22:24 [PreFlip=300 PostFlip=300 AF=180 PU=60] 09:22:24 Hardware GEM pier side reporting is available. 09:22:25 Initializing AcquireSupport V9.2.4 09:22:25 Weather safe, server is Boltwood Cloud Sensor II 09:22:25 Telescope is ACP->TM61, driver V3 09:22:25 Dome is MaxDome 09:22:25 MaxIm DL is version 6.28 09:22:25 Imager is ASCOM 09:22:25 Using focus offsets and star mags from FilterInfo.txt 09:22:25 Selecting filter R from previous ACP run at 20250605@092204 UTC 09:22:25 Imager readout modes: 09:22:25 0 is Fast 09:22:25 1 is Normal 09:22:25 Guider is SX Universal (no rotator) 09:22:25 Guider plate scale is 0.2 arcsec/pix. Guided dither with main imager pixels 09:22:25 Max unguided exposure 59 sec. 09:22:25 Guider is set to multi-star mode 09:22:25 (assuring that FocusMax is running now...) 09:22:33 Calculated unbinned plate scales (arcsec/pix): H = 0.23 V = 0.23 09:22:33 Calculated field of view (arcmin): H = 36.3 V = 24.3 09:22:33 Plate solving with GSC 1.1 (ok for wider fields) 09:22:33 Mount supports tracking rate offsets 09:22:33 ==== Starting target DW_Cas ==== 09:22:33 ACPS Observation DW_Cas(1 of 1) 09:22:33 (belongs to Project AAVSO_survey_HQ_AUTO_ver5104, Plan DW_Cas) 09:22:33 (turning on sidereal tracking) 09:22:33 Pointing updates are enabled 09:22:33 Catalog Maximum Mag = 18.0 09:22:33 Start slew to DW_Cas... 09:22:35 (wait for slew to complete) 09:23:25 (slew complete) 09:23:25 [flip check: Tn=392s HAc=-16028s GW=T HAz=-15636s DWz=T WF=no] 09:23:25 Updating pointing... 09:23:25 Switching from R to SR filter for pointing exposure 09:23:25 Focus change of -270 steps required 09:23:29 (taking 10 sec. exposure, SR filter, binning = 4) 09:23:29 (using Fast readout mode) 09:23:29 (starting exposure) 09:23:50 (exposure complete) 09:23:53 (exposure complete and image downloaded) 09:23:53 Camera temp (deg.C) = -8.9 09:23:54 Focuser position = 3376 09:23:54 Focuser temp (deg.C) = 21.2 09:23:54 Image finished 09:23:54 Plate-solve pointing image. 09:23:55 1426 image stars found 09:23:55 192 catalog stars found 09:23:56 Solved! 83 stars matched. 09:23:56 Average residual is 0.28 arcsec. 09:23:56 Pointing error is 0.833 arcmin @ angle 48.35 09:23:56 True focal length is 3466.7 mm. 09:23:56 True binned plate scales (arcsec/pix): H = 0.89 V = 0.89 09:23:56 True image center (J2000): 23h 38m 53.3s 59° 24' 03.72" 09:23:56 Imager sky position angle is 178.9 deg. 09:23:56 [sync] pointing model updated 09:23:56 Within max error tolerance, no re-slew needed. 09:23:56 Target is now centered. 09:23:56 (high cadence option, no web previews) 09:23:56 [flip check: Tn=332s HAc=-15998s GW=T HAz=-15665s DWz=T WF=no] 09:23:56 Imaging to DW_Cas_SI_20250605_092356_T3 09:23:56 Switching from SR to SI filter for imaging 09:23:56 Focus change of -20 steps required 09:23:59 (taking 31.67 sec. exposure, SI filter, binning = 2) 09:23:59 (using Normal readout mode) 09:23:59 (starting exposure) 09:24:39 (exposure complete) 09:24:41 (exposure complete and image downloaded) 09:24:41 Camera temp (deg.C) = -8.9 09:24:42 Focuser position = 3356 09:24:42 Focuser temp (deg.C) = 21.2 09:24:42 Image finished 09:24:43 Plate-solve DW_Cas_SI_20250605_092356_T3 final image. 09:24:46 2239 image stars found 09:24:46 95 catalog stars found 09:24:47 Solved! 48 stars matched. 09:24:47 Average residual is 0.15 arcsec. 09:24:47 Pointing error is 0.831 arcmin @ angle 49.18 09:24:47 True focal length is 3466.2 mm. 09:24:47 True binned plate scales (arcsec/pix): H = 0.45 V = 0.45 09:24:47 True image center (J2000): 23h 38m 53.3s 59° 24' 03.08" 09:24:47 Imager sky position angle is 179.0 deg. 09:24:47 Image FWHM is 1.7 arcsec (3.81 pixels) 09:24:47 (avg FWHM = 2.01 arcsec) 09:24:47 Within max error tolerance, no re-slew needed. 09:24:47 (high cadence option, no web previews) 09:24:47 [flip check: Tn=324s HAc=-15947s GW=T HAz=-15622s DWz=T WF=no] 09:24:47 Imaging to DW_Cas_R_20250605_092447_T3 09:24:47 Switching from SI to R filter for imaging 09:24:47 Focus change of 290 steps required 09:24:50 (taking 23.54 sec. exposure, R filter, binning = 2) 09:24:50 (using Normal readout mode) 09:24:50 (starting exposure) 09:25:24 (exposure complete) 09:25:26 (exposure complete and image downloaded) 09:25:26 Camera temp (deg.C) = -8.9 09:25:28 Focuser position = 3646 09:25:28 Focuser temp (deg.C) = 21.3 09:25:28 Image finished 09:25:29 Plate-solve DW_Cas_R_20250605_092447_T3 final image. 09:25:32 2430 image stars found 09:25:32 95 catalog stars found 09:25:33 Solved! 50 stars matched. 09:25:33 Average residual is 0.14 arcsec. 09:25:33 Pointing error is 0.872 arcmin @ angle 51.42 09:25:33 True focal length is 3468.2 mm. 09:25:33 True binned plate scales (arcsec/pix): H = 0.45 V = 0.45 09:25:33 True image center (J2000): 23h 38m 53.7s 59° 24' 03.11" 09:25:33 Imager sky position angle is 179.0 deg. 09:25:33 Image FWHM is 1.9 arcsec (4.26 pixels) 09:25:33 (avg FWHM = 1.96 arcsec) 09:25:33 Within max error tolerance, no re-slew needed. 09:25:33 (high cadence option, no web previews) 09:25:33 [flip check: Tn=332s HAc=-15900s GW=T HAz=-15567s DWz=T WF=no] 09:25:33 Imaging to DW_Cas_V_20250605_092533_T3 09:25:33 Switching from R to V filter for imaging 09:25:33 Focus change of 20 steps required 09:25:35 (taking 31.57 sec. exposure, V filter, binning = 2) 09:25:35 (using Normal readout mode) 09:25:35 (starting exposure) 09:26:16 (exposure complete) 09:26:19 (exposure complete and image downloaded) 09:26:19 Camera temp (deg.C) = -8.8 09:26:20 Focuser position = 3666 09:26:20 Focuser temp (deg.C) = 21.3 09:26:20 Image finished 09:26:21 Plate-solve DW_Cas_V_20250605_092533_T3 final image. 09:26:24 1893 image stars found 09:26:24 95 catalog stars found 09:26:25 Solved! 47 stars matched. 09:26:25 Average residual is 0.15 arcsec. 09:26:25 Pointing error is 0.879 arcmin @ angle 52.13 09:26:25 True focal length is 3469.2 mm. 09:26:25 True binned plate scales (arcsec/pix): H = 0.45 V = 0.45 09:26:25 True image center (J2000): 23h 38m 53.8s 59° 24' 02.86" 09:26:25 Imager sky position angle is 179.0 deg. 09:26:25 Image FWHM is 2.0 arcsec (4.39 pixels) 09:26:25 (avg FWHM = 1.92 arcsec) 09:26:25 Within max error tolerance, no re-slew needed. 09:26:25 (high cadence option, no web previews) 09:26:26 (aggregated exposure times, trying to autoguide) 09:26:26 Switching from V to B filter for imaging 09:26:26 Focus change of 30 steps required 09:26:28 (take guider image at initial interval 5 sec) 09:26:41 Multi-star guiding, MaxIm chose star at X=452.7341 Y=347.2022 09:26:42 ** This guide star disappeared or moved > 20 pixels. Can't continue. 09:26:42 **No usable stars in guider image; trying again at max guider exposure 09:26:55 Multi-star guiding, MaxIm chose star at X=1326.219 Y=608.085 09:26:56 ** This guide star disappeared or moved > 20 pixels. Can't continue. 09:26:56 **No usable stars at max guider exposure interval, can't guide 09:26:56 **Autoguiding failed. ACP console log closed 05-Jun-2025 09:26:57 UTC