David's Astronomy Pages
Notes - Session 874 (2021-03-22)

 
Bullet Session Aims & Highlights
 - Observing Result
 - Night Summary Plot
 - Session Event Log
 
Bullet Operational Issues
  - Critical Issues (0),  Major Issues (0),  Minor Issues (4),  Continuous Improvement (2)
Bullet Images from 2021-03-22 >>     [ Local Files >> ]

Session Aims & Highlights (2021-03-22)

Main aims

  1. New Cable Routing.  Continue nighttime testing of new cable routing for SBIG power cable and ZWO USB 3 cable.
  2. Targets. Acquire images of a selection of variable stars, nearby stars, comets & deep sky targets as allowed by conditions

Equipment & Software

Highlights

Summary Plots & Logs

Observing Plan
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Observing Result
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Dome & Scope Slewing Performance
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Slew/Centering Performance
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Guiding Performance
Dec Notes :
Run 4 (purple) impacted by ineffective Dec guiding
Run 6, Run 7, Run 11, Run 17 (red) impacted by periods of ineffective Dec guiding
Run 5, Run 8, Run 10, Run 12, Run 13, Run 18, Run 21 (orange) impacted by periods of ineffective Dec guiding
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Sky Conditions (Locate Frames)
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Night Sky Summary Plot
Top axis: Sky Brightness at Zenith (in ADU/s)
Lefthand axis: Local Time (hh LT). Righthand axis: Sun Altitude (degs)
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Pre-Session Weather Forecast (API data from darksky.net)
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Session Event Log
Time     Event Detail
18:32:12 Session Monitoring AutoStart monitoring for Live Session opportunity starting between 19:21 & 04:06
19:21:43   AutoStart Waiting AutoStart waiting till earliest start time at 19:21
19:21:44   AutoStart Delayed Session delayed due to cloud
19:41:30 Session AutoStarting Session autostarting (19:41)
19:42:00 Session Created Live Session Created (2021-03-22 S00874, ImageSaveNum: 874001)
19:42:03   Scope Switched On Telescope Power has been switched on via UPB Powerbox.
19:44:02   Services Started Observatory Services started
19:44:10 Observatory (Auto) Observatory placed in Fully-Automated Mode
19:44:15 Session Pending Session pending (2021-03-22)
19:44:17 Session Initiating Session initiating (2021-03-22)
19:44:19   Plan Requested Observing Plan requested from AstroPlan (1.21.4)
19:45:35   Plan Loaded Observing Plan loaded to queue (, Plan ID: 612)
19:45:53   Camera1 Connected SBIG Camera Connected (set point -15°C)
19:45:59   Telescope Connected Telescope Connected (TheSky6)
19:46:09 Session Equilibration Session ready for dome & camera equilibration
19:47:00   Dome Opened Dome opened (opening time 45s)
19:47:16   Equilibration Started Dome Equilibration started
19:52:16   Equilibration Ended Dome Equilibration ended (5.0 mins total)
19:52:18 Session Running Session running
19:52:20   Queue Started Observing Queue started (29 targets selected)
19:53:43       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
19:57:13       Focusing Completed Foc1 AutoFocus Completed (Profile No 1)
19:59:05       Focusing Completed Foc1 AutoFocus Completed (Profile No 1)
19:59:31       Focusing Started-Foc2 Foc2 Focusing Started (Secondary Scope, using ShCap)
20:01:52       Focusing Completed Foc2 AutoFocus Completed (Profile No 2, wide)
20:03:41       Focusing Completed Foc2 AutoFocus Completed (Profile No 2)
20:03:58       Focusing Checked Foc2 Focusing Check Succeeded
20:08:52     Target Started (1/29) Target started (1/29, M31 w/Nova2021fbz)
20:13:09       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
20:15:10       Focusing Completed Foc1 AutoFocus Completed (Profile No 3)
20:28:01     Target Completed Target partially completed (1/29, M31 w/Nova2021fbz)
20:28:03     Target Started (2/29) Target started (2/29, UGC 1436 w/SN2021nv)
20:31:07       Focusing Skipped Foc1 focusing skipped - star is too dim (TCF-S)
20:48:57     Target Completed Target completed (2/29, UGC 1436 w/SN2021nv)
20:49:00     Target Started (3/29) Target started (3/29, AT2021ckv)
20:52:00       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
20:54:01       Focusing Completed Foc1 AutoFocus Completed (Profile No 4)
21:09:39     Target Completed Target completed (3/29, AT2021ckv)
21:10:21     Target Started (4/29) Target started (4/29, AT2021dbp (CV))
21:13:27       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
21:15:29       Focusing Completed Foc1 AutoFocus Completed (Profile No 5)
21:21:06     Target Completed Target completed (4/29, AT2021dbp (CV))
21:22:13     Target Started (5/29) Target started (5/29, Nova Per 2020 (CV))
21:25:19       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
21:27:10       Focusing Completed Foc1 AutoFocus Completed (Profile No 6)
21:35:33     Target Completed Target completed (5/29, Nova Per 2020 (CV))
21:37:05     Target Started (6/29) Target started (6/29, IC 357 w/AT2021fyd)
21:41:04       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
21:43:17       Focusing Completed Foc1 AutoFocus Completed (Profile No 7)
21:59:20     Target Completed Target completed (6/29, IC 357 w/AT2021fyd)
21:59:22     Target Started (7/29) Target started (7/29, UGC 3502 w/AT2021cwc)
22:02:42       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
22:04:44       Focusing Completed Foc1 AutoFocus Completed (Profile No 8)
22:20:30     Target Completed Target completed (7/29, UGC 3502 w/AT2021cwc)
22:20:49     Target Started (8/29) Target started (8/29, SN 2021xn)
22:24:17       Focusing Skipped Foc1 focusing skipped - star is too dim (TCF-S)
22:41:23     Target Completed Target completed (8/29, SN 2021xn)
22:43:11     Target Started (9/29) Target started (9/29, AT2021dtd)
22:47:21       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
22:49:12       Focusing Completed Foc1 AutoFocus Completed (Profile No 9)
23:05:02     Target Completed Target completed (9/29, AT2021dtd)
23:05:04     Target Started (10/29) Target started (10/29, GCVS RR Tau)
23:08:34       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
23:10:25       Focusing Completed Foc1 AutoFocus Completed (Profile No 10)
23:16:23     Target Completed Target completed (10/29, GCVS RR Tau)
23:16:25     Target Started (11/29) Target started (11/29, AT2021efk (CV))
23:19:19       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
23:21:20       Focusing Completed Foc1 AutoFocus Completed (Profile No 11)
23:27:18     Target Completed Target completed (11/29, AT2021efk (CV))
23:28:00     Target Started (12/29) Target started (12/29, GCVS DX Cnc)
23:31:52       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
23:34:00       Focusing Completed Foc1 AutoFocus Completed (Profile No 12)
23:39:58     Target Completed Target completed (12/29, GCVS DX Cnc)
23:40:00     Target Started (13/29) Target started (13/29, GCVS CN Leo)
23:43:26       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
23:45:28       Focusing Completed Foc1 AutoFocus Completed (Profile No 13)
23:53:55     Target Completed Target completed (13/29, GCVS CN Leo)
23:53:57     Target Started (14/29) Target started (14/29, NGC 4015)
23:57:57       Focusing Skipped Foc1 focusing skipped - star is too dim (TCF-S)
00:15:42     Target Completed Target completed (14/29, NGC 4015)
00:15:44     Target Started (15/29) Target started (15/29, GCVS RZ LMi)
00:19:40       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
00:21:28       Focusing Completed Foc1 AutoFocus Completed (Profile No 14)
00:26:39     Target Completed Target completed (15/29, GCVS RZ LMi)
00:26:41     Target Started (16/29) Target started (16/29, AT2021bxp (CV))
00:29:36       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
00:32:33       Focusing Completed Foc1 AutoFocus Completed (Profile No 15)
00:38:32     Target Completed Target completed (16/29, AT2021bxp (CV))
00:38:34     Target Started (17/29) Target started (17/29, NGC 3515 w/AT2021fmd)
00:42:31       Focusing Skipped Foc1 focusing skipped - star is too dim (TCF-S)
00:59:57     Target Completed Target completed (17/29, NGC 3515 w/AT2021fmd)
00:59:59     Target Started (18/29) Target started (18/29, NGC 4005)
01:03:28       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
01:05:21       Focusing Completed Foc1 AutoFocus Completed (Profile No 16)
01:17:21     Target Completed Target completed (18/29, NGC 4005)
01:17:43     Target Started (19/29) Target started (19/29, NGC 5018 w/SN2021fxy)
01:20:46       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
01:23:00       Focusing Completed Foc1 AutoFocus Completed (Profile No 17)
01:39:05     Target Completed Target completed (19/29, NGC 5018 w/SN2021fxy)
01:39:35     Target Started (20/29) Target started (20/29, IC 863 w/SN2021foa)
01:42:36       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
01:47:05       Focusing Completed Foc1 AutoFocus Completed (Profile No 18)
02:02:41     Target Completed Target completed (20/29, IC 863 w/SN2021foa)
02:02:43     Target Started (21/29) Target started (21/29, UGCA 310)
02:08:32       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
02:10:33       Focusing Completed Foc1 AutoFocus Completed (Profile No 19)
02:26:19     Target Completed Target completed (21/29, UGCA 310)
02:26:21     Target Started (22/29) Target started (22/29, UGCA 311)
02:29:01       Focusing Skipped Foc1 focusing skipped - star is lost (TCF-S)
02:46:52     Target Completed Target completed (22/29, UGCA 311)
02:46:54     Target Started (23/29) Target started (23/29, GCVS BL Lac)
02:51:31       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
02:53:22       Focusing Completed Foc1 AutoFocus Completed (Profile No 20)
02:56:54     Target Completed Target completed (23/29, GCVS BL Lac)
02:56:56     Target Started (24/29) Target started (24/29, NGC 4227 w/SN2021biz)
03:02:06       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
03:04:14       Focusing Completed Foc1 AutoFocus Completed (Profile No 21)
03:20:19     Target Completed Target completed (24/29, NGC 4227 w/SN2021biz)
03:25:14     Target Started (25/29) Target started (25/29, NGC 4631 w/AT2021biy)
03:44:30     Target Completed Target partially completed (25/29, NGC 4631 w/AT2021biy)
03:44:32     Target Started (26/29) Target started (26/29, IC 992 w/SN2021dwg)
03:49:59       Focusing Skipped Foc1 focusing skipped - unable to find a star (TCF-S)
04:04:23     Target Completed Target partially completed (26/29, IC 992 w/SN2021dwg)
04:04:25     Target Started (27/29) Target started (27/29, GCVS R CrB)
04:08:17       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
04:09:54       Focusing Completed Foc1 AutoFocus Completed (Profile No 22)
04:12:47     Target Completed Target completed (27/29, GCVS R CrB)
04:12:49     Target Started (28/29) Target started (28/29, GCVS U Her)
04:15:25       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
04:17:15       Focusing Completed Foc1 AutoFocus Completed (Profile No 23)
04:24:41     Target Completed Target completed (28/29, GCVS U Her)
04:24:43     Target Started (29/29) Target started (29/29, GCVS SS Her)
04:27:06       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
04:29:08       Focusing Completed Foc1 AutoFocus Completed (Profile No 24)
04:32:18     Target Completed Target completed (29/29, GCVS SS Her)
04:32:21   Queue Completed Job Queue completed
04:32:24 Session Closing Session closing
04:33:24   Dome Closed Dome closed (closing time 55s)
04:34:16   Dome Parked Dome parked (parking time 44s), Az: 90.0 deg
04:34:51   Telescope Parked Telescope parked (parking time 29s)
04:35:21   Telescope Switched Off Telescope Power has been switched off via UPB Switch.
04:36:11   Services Stopped Night Services stopped
04:36:13 Session Housekeeping Housekeeping Started (Cleanup FITS, Create Fits Summary, Transfer Files)
04:36:34 Session Finished Session Finished
 
Session Alerts
Time     Alert Detail
22:09:38 Dome Dome has been stationary for more than 10 mins
22:20:54 Dome Dome Movements have begun again (outage 21.3 mins)

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Operational Issues (2021-03-22 S874)

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Critical Issues

Major Issues

Minor Issues

Continuous Improvement

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