ACP console log opened 24-Sep-2018 03:41:48 UTC This is ACP version 8.1 (build 2, Product Version 8.1.1) Licensed to Arne Henden 03:41:48 This is AcquireScheduler V8.1.0 03:41:48 Custom image file path/names are in use 03:41:48 [PreFlip=300 PostFlip=120 AF=180 PU=60] 03:41:48 Hardware GEM pier side reporting is available. 03:41:49 Initializing AcquireSupport V8.1.1 03:41:50 Weather safe, server is Boltwood Cloud Sensor II 03:41:50 Telescope is ACP->ACP->TMO61, driver V3 03:41:51 Dome is MaxDome 03:41:51 MaxIm DL is version 5.24 03:41:51 Imager is QSI Universal 03:41:51 Using focus offsets and star mags from FilterInfo.txt 03:41:51 Selecting filter I from previous ACP run at 20180924@033921 UTC 03:41:51 Imager readout modes: 03:41:51 0 is Image Quality 03:41:51 Autoguiding is disabled 03:41:51 (assuring that FocusMax is running now...) 03:42:01 Calculated unbinned plate scales (arcsec/pix): H = 0.33 V = 0.33 03:42:01 Calculated field of view (arcmin): H = 18.4 V = 13.8 03:42:01 Plate solving With GSC 1.1 (ok for wider fields) 03:42:01 Mount supports tracking rate offsets 03:42:01 All-sky plate solving will be attempted when needed 03:42:01 All-sky service at nova.astrometry.net will be used 03:42:01 ACPS Observation Mkn_501(1 of 1) 03:42:01 (belongs to Project AAVSO_SXAC_Mkn_501, Plan Mkn_501) 03:42:01 Pointing updates are enabled 03:42:01 (Mkn_501 within tolerance, no slew needed) 03:42:01 (skipping pointing update, last target close enough) 03:42:01 [flip check: Tn=460s HAc=13948s GW=T HAz=14408s DWz=T WF=no] 03:42:01 [flip check: Tn=400s HAc=13948s GW=T HAz=14348s DWz=T WF=no] 03:42:01 Imaging to Mkn_501_V_20180924_034201 03:42:01 Switching from I to V filter for imaging 03:42:01 Focus change of 48 steps required 03:42:03 (taking 100 sec. exposure, V filter, binning = 1) 03:42:03 (using Image Quality readout mode) 03:42:04 (starting exposure) 03:43:45 (exposure complete) 03:44:05 (exposure complete and image downloaded) 03:44:06 Image finished 03:44:18 Plate-solve Mkn_501_V_20180924_034201 final image. 03:44:20 145 image stars found 03:44:20 79 catalog stars found 03:44:20 ** Failed to solve plate, possibly due to input plate scale being too far off. 03:44:22 [flip check: Tn=400s HAc=14089s GW=T HAz=14490s DWz=T WF=no] 03:44:22 Imaging to Mkn_501_R_20180924_034422 03:44:22 Switching from V to R filter for imaging 03:44:22 Focus change of -29 steps required 03:44:24 (taking 100 sec. exposure, R filter, binning = 1) 03:44:24 (using Image Quality readout mode) 03:44:25 (starting exposure) 03:46:06 (exposure complete) 03:46:26 (exposure complete and image downloaded) 03:46:30 Image finished 03:46:41 Plate-solve Mkn_501_R_20180924_034422 final image. 03:46:43 147 image stars found 03:46:43 79 catalog stars found 03:46:43 ** Failed to solve plate, possibly due to input plate scale being too far off. 03:46:46 [flip check: Tn=400s HAc=14233s GW=T HAz=14634s DWz=T WF=no] 03:46:46 Imaging to Mkn_501_I_20180924_034646 03:46:46 Switching from R to I filter for imaging 03:46:46 Focus change of -19 steps required 03:46:47 (taking 100 sec. exposure, I filter, binning = 1) 03:46:47 (using Image Quality readout mode) 03:46:49 (starting exposure) 03:48:29 (exposure complete) 03:48:48 (exposure complete and image downloaded) 03:48:52 Image finished 03:49:03 Plate-solve Mkn_501_I_20180924_034646 final image. 03:49:05 144 image stars found 03:49:05 79 catalog stars found 03:49:06 Solved! 13 stars matched. 03:49:06 Average residual is 0.2 arcsec. 03:49:06 Pointing error is 0.215 arcmin @ angle 22.35 03:49:06 (pointing corrector updated with this observation) 03:49:06 True focal length is 3461.2 mm. 03:49:06 True binned plate scales (arcsec/pix): H = 0.32 V = 0.32 03:49:06 True image center (J2000): 16h 53m 52.6s 39° 45' 48.94" 03:49:06 Imager sky position angle is 6.3 deg. 03:49:06 Image FWHM is 1.6 arcsec (5.13 pixels) 03:49:06 (avg FWHM = 1.87 arcsec) 03:49:06 Within max error tolerance, no re-slew needed. 03:49:09 Run complete ACP console log closed 24-Sep-2018 03:49:09 UTC