ACP console log opened 04-Oct-2018 01:52:51 UTC This is ACP version 8.1 (build 2, Product Version 8.1.1) Licensed to Arne Henden 01:52:51 This is AcquireScheduler V8.1.0 01:52:51 Custom image file path/names are in use 01:52:51 [PreFlip=300 PostFlip=120 AF=180 PU=60] 01:52:51 Hardware GEM pier side reporting is available. 01:52:52 Initializing AcquireSupport V8.1.1 01:52:53 Weather safe, server is Boltwood Cloud Sensor II 01:52:53 Telescope is ACP->ACP->TMO61, driver V3 01:52:53 Dome is MaxDome 01:52:53 MaxIm DL is version 5.24 01:52:53 Imager is QSI Universal 01:52:53 Using focus offsets and star mags from FilterInfo.txt 01:52:53 Selecting filter V from previous ACP run at 20181004@014923 UTC 01:52:53 Imager readout modes: 01:52:53 0 is Image Quality 01:52:53 Autoguiding is disabled 01:52:53 (assuring that FocusMax is running now...) 01:53:03 Calculated unbinned plate scales (arcsec/pix): H = 0.33 V = 0.33 01:53:03 Calculated field of view (arcmin): H = 18.4 V = 13.8 01:53:03 Plate solving With GSC 1.1 (ok for wider fields) 01:53:03 Mount supports tracking rate offsets 01:53:03 All-sky plate solving will be attempted when needed 01:53:03 All-sky service at nova.astrometry.net will be used 01:53:03 ACPS Observation Mkn_501(1 of 1) 01:53:03 (belongs to Project AAVSO_SXAC_Mkn_501, Plan Mkn_501) 01:53:03 (turning on sidereal tracking) 01:53:03 Pointing updates are enabled 01:53:03 Start slew to Mkn_501... 01:53:05 (wait for slew to complete) 01:53:49 (slew complete) 01:53:49 [flip check: Tn=460s HAc=9805s GW=T HAz=10265s DWz=T WF=no] 01:53:49 Updating pointing... 01:53:49 (taking 5 sec. exposure, V filter, binning = 4) 01:53:49 (using Image Quality readout mode) 01:53:51 (starting exposure) 01:53:56 (exposure complete) 01:54:02 (exposure complete and image downloaded) 01:54:02 Calibrating image... 01:54:02 **Calibration failed. Original image saved. 01:54:02 **MaxIm reports No suitable calibration groups were found. 01:54:03 Image finished 01:54:03 Plate-solve pointing image. 01:54:04 18 image stars found 01:54:04 79 catalog stars found 01:54:05 Solved! 16 stars matched. 01:54:05 Average residual is 0.49 arcsec. 01:54:05 Pointing error is 1.640 arcmin @ angle 71.89 01:54:05 True focal length is 3463.9 mm. 01:54:05 True binned plate scales (arcsec/pix): H = 1.28 V = 1.29 01:54:05 True image center (J2000): 16h 54m 00.3s 39° 46' 07.56" 01:54:05 Imager sky position angle is 6.3 deg. 01:54:05 [sync] pointing model updated 01:54:05 Re-slew to target. 01:54:05 Start slew to Mkn_501... 01:54:07 (wait for slew to complete) 01:54:13 (slew complete) 01:54:13 Target is now centered. 01:54:13 [flip check: Tn=400s HAc=9836s GW=T HAz=10228s DWz=T WF=no] 01:54:13 Imaging to Mkn_501_V_20181004_015413 01:54:13 (taking 100 sec. exposure, V filter, binning = 1) 01:54:13 (using Image Quality readout mode) 01:54:14 (starting exposure) 01:55:54 (exposure complete) 01:56:14 (exposure complete and image downloaded) 01:56:16 Image finished 01:56:27 Plate-solve Mkn_501_V_20181004_015413 final image. 01:56:29 159 image stars found 01:56:29 79 catalog stars found 01:56:30 ** Focal length off by more than 10%, solution rejected. 01:56:33 [flip check: Tn=400s HAc=9977s GW=T HAz=10369s DWz=T WF=no] 01:56:33 Imaging to Mkn_501_R_20181004_015633 01:56:33 Switching from V to R filter for imaging 01:56:33 Focus change of -29 steps required 01:56:35 (taking 100 sec. exposure, R filter, binning = 1) 01:56:35 (using Image Quality readout mode) 01:56:36 (starting exposure) 01:58:17 (exposure complete) 01:58:36 (exposure complete and image downloaded) 01:58:39 Image finished 01:58:50 Plate-solve Mkn_501_R_20181004_015633 final image. 01:58:51 216 image stars found 01:58:51 79 catalog stars found 01:58:51 ** Failed to solve plate, possibly due to input plate scale being too far off. 01:58:54 [flip check: Tn=400s HAc=10118s GW=T HAz=10510s DWz=T WF=no] 01:58:54 Imaging to Mkn_501_I_20181004_015854 01:58:54 Switching from R to I filter for imaging 01:58:54 Focus change of -19 steps required 01:58:55 (taking 100 sec. exposure, I filter, binning = 1) 01:58:55 (using Image Quality readout mode) 01:58:57 (starting exposure) 02:00:37 (exposure complete) 02:00:57 (exposure complete and image downloaded) 02:00:59 Image finished 02:01:11 Plate-solve Mkn_501_I_20181004_015854 final image. 02:01:12 182 image stars found 02:01:13 79 catalog stars found 02:01:14 Solved! 8 stars matched. 02:01:14 Average residual is 0.19 arcsec. 02:01:14 Pointing error is 0.081 arcmin @ angle 35.63 02:01:14 True focal length is 3460.3 mm. 02:01:14 True binned plate scales (arcsec/pix): H = 0.32 V = 0.32 02:01:14 True image center (J2000): 16h 53m 52.4s 39° 45' 40.94" 02:01:14 Imager sky position angle is 6.3 deg. 02:01:14 Image FWHM is 1.8 arcsec (5.51 pixels) 02:01:14 (avg FWHM = 1.41 arcsec) 02:01:14 Within max error tolerance, no re-slew needed. 02:01:18 Run complete ACP console log closed 04-Oct-2018 02:01:18 UTC