David's Astronomy Pages
Notes - Session 1309 (2025-04-02)

 
Bullet Session Aims & Highlights
 - Observing Result
 - Night Summary Plot
 - Session Event Log
Bullet Operational Issues
  - Critical Issues (0),  Major Issues (0),  Minor Issues (0),  Small Defects (0),  Continuous Improvement (5)
Bullet Images from 2025-04-02 >>         
   
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Session Aims & Highlights (2025-04-02)

Main aims

  1. Targets.  Acquire images of a selection of variable stars, nearby stars, comets & deep sky targets as allowed by sky conditions.

 Equipment & Software

Highlights

Notes

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
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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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Actual Weather vs Pre-Session Weather Forecast
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Session Event Log
Time     Event Detail
20:51:54 Session Monitoring AutoStart monitoring for Live Session opportunity between 20:51 & 04:22
20:51:59   AutoStart Delayed Session delayed due to too few stars
21:06:00 Session AutoStarting Session autostarting (21:06)
21:06:22   CCDSoft Restarting CCDSoft being restarted (to set AutoSave No.)
21:06:50   Camera1 Connected SBIG Camera connected (Set point -20°C)
21:06:52 Session Created Session Created (Live, 2025-04-02 S01309, ImageSaveNum: 1309001)
21:06:57   Scope Switched On Telescope Power has been switched on via UPB Powerbox.
21:08:44   Services Started Observatory Services started
21:09:35 Observatory (Auto) Observatory placed in Fully-Automated Mode
21:09:37   AutoStart Delayed Session delayed due to too few stars
21:09:39 Session Pending Session pending (2025-04-02)
21:09:41 Session Initiating Session initiating (2025-04-02)
21:09:47   Camera1 Connected SBIG Camera connected (Set point -20°C)
21:09:49   Plan Requested Observing Plan requested from AstroPlan (1.43)
21:10:09   Plan Loaded Observing Plan loaded to queue (Plan ID: 1093)
21:10:51   Telescope Connected Telescope connected (TheSky6)
21:11:15 Session Equilibration Session ready to Open Dome
21:12:01   Dome Opened Dome opened (Opening time 45s, Zigbee 40s)
21:12:51 Session Running Session running
21:12:54   Queue Started Observing Queue started (23 targets selected)
21:12:57     Target Started (NrZen) Target started (Focus Field 9, HIP 44139)
21:13:10       Dome Unparked Dome unparked
21:17:17       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
21:20:06       Focusing Completed Foc1 AutoFocus Completed (Profile No 1, wide)
21:22:33       Focusing Completed Foc1 AutoFocus Completed (Profile No 1)
21:22:35       Focusing Started-Foc2 Foc2 Focusing Started (Secondary Scope, using ShCap)
21:24:32       Focusing Completed Foc2 AutoFocus Completed (Profile No 2, wide)
21:26:09       Focusing Completed Foc2 AutoFocus Completed (Profile No 2)
21:26:25     Target Completed (NrZen) Target completed (Focus Field 9, HIP 44139)
21:26:29     Target Started (1/23) Target started (1/23, GCVS YZ Cnc)
21:30:23       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
21:32:52       Focusing Completed Foc1 AutoFocus Completed (Profile No 3)
21:40:17     Target Completed Target completed (1/23, GCVS YZ Cnc)
21:40:21     Target Started (2/23) Target started (2/23, AT2024accj)
21:44:15       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
21:47:05       Focusing Completed Foc1 AutoFocus Completed (Profile No 4)
22:04:09     Target Completed Target completed (2/23, AT2024accj)
22:04:13     Target Started (3/23) Target started (3/23, AT2025ghv)
22:08:03       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
22:11:01       Focusing Completed Foc1 AutoFocus Completed (Profile No 5)
22:27:04     Target Completed Target completed (3/23, AT2025ghv)
22:27:08     Target Started (4/23) Target started (4/23, LEDA 2155454 w/SN2025erh)
22:30:40       Focusing Skipped Foc1 focusing skipped - star is lost (TCF-S)
22:47:24     Target Completed Target completed (4/23, LEDA 2155454 w/SN2025erh)
22:47:28     Target Started (5/23) Target started (5/23, 29P/Schwassmann-Wachmann)
22:51:33       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
22:54:06       Focusing Completed Foc1 AutoFocus Completed (Profile No 6)
23:09:34     Target Completed Target completed (5/23, 29P/Schwassmann-Wachmann)
23:09:38     Target Started (6/23) Target started (6/23, NGC 3508 w/SN2022abgs)
23:14:09       Focusing Skipped Foc1 focusing skipped - star is lost (TCF-S)
23:30:52     Target Completed Target completed (6/23, NGC 3508 w/SN2022abgs)
23:30:56     Target Started (7/23) Target started (7/23, NGC 3672)
23:35:32       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
23:38:34       Focusing Completed Foc1 AutoFocus Completed (Profile No 7)
23:54:51     Target Completed Target completed (7/23, NGC 3672)
23:54:56     Target Started (8/23) Target started (8/23, Markarian 1337)
23:59:16       Focusing Skipped Foc1 focusing skipped - star is too dim (TCF-S)
00:15:54     Target Completed Target completed (8/23, Markarian 1337)
00:15:58     Target Started (9/23) Target started (9/23, NGC 5022)
00:20:06       Focusing Skipped Foc1 focusing skipped - star is too dim (TCF-S)
00:37:16     Target Completed Target completed (9/23, NGC 5022)
00:37:20     Target Started (10/23) Target started (10/23, AT2025fuz)
00:41:05       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
00:43:50       Focusing Completed Foc1 AutoFocus Completed (Profile No 8)
00:59:55     Target Completed Target completed (10/23, AT2025fuz)
01:00:00     Target Started (11/23) Target started (11/23, NGC 2744 w/SN2025oq)
01:03:44       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
01:06:45       Focusing Completed Foc1 AutoFocus Completed (Profile No 9)
01:23:21     Target Completed Target completed (11/23, NGC 2744 w/SN2025oq)
01:23:26     Target Started (12/23) Target started (12/23, MCG -3-34-71 w/SN2023zbi)
01:27:59       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
01:30:55       Focusing Completed Foc1 AutoFocus Completed (Profile No 10)
01:47:00     Target Completed Target completed (12/23, MCG -3-34-71 w/SN2023zbi)
01:47:04     Target Started (13/23) Target started (13/23, NGC 4902)
01:50:39       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
01:53:01       Focusing Completed Foc1 AutoFocus Completed (Profile No 11)
02:09:18     Target Completed Target completed (13/23, NGC 4902)
02:09:22     Target Started (14/23) Target started (14/23, NGC 5054)
02:12:58       Focusing Skipped Foc1 focusing skipped - star is too dim (TCF-S)
02:29:19     Target Completed Target completed (14/23, NGC 5054)
02:29:24     Target Started (15/23) Target started (15/23, IC 972)
02:33:07       Focusing Skipped Foc1 focusing skipped - star is lost (TCF-S)
02:48:28     Target Completed Target completed (15/23, IC 972)
02:49:23     Target Started (16/23) Target started (16/23, NGC 5957 w/SN2025fvw)
02:52:47       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
02:55:29       Focusing Completed Foc1 AutoFocus Completed (Profile No 12)
03:11:48     Target Completed Target completed (16/23, NGC 5957 w/SN2025fvw)
03:11:53     Target Started (17/23) Target started (17/23, T CrB)
03:15:24       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
03:18:00       Focusing Completed Foc1 AutoFocus Completed (Profile No 13)
03:23:01     Target Completed Target completed (17/23, T CrB)
03:23:06     Target Started (18/23) Target started (18/23, HIP 80816)
03:25:55       Focusing Skipped Foc1 focusing skipped - star is lost (TCF-S)
03:28:38     Target Completed Target completed (18/23, HIP 80816)
03:31:20     Target Started (19/23) Target started (19/23, AT2023aanv (CV))
03:34:48       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
03:37:14       Focusing Completed Foc1 AutoFocus Completed (Profile No 14)
03:43:19     Target Completed Target completed (19/23, AT2023aanv (CV))
03:43:40     Target Started (20/23) Target started (20/23, AT2025oj (CV))
03:46:45       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
03:49:23       Focusing Completed Foc1 AutoFocus Completed (Profile No 15)
04:05:29     Target Completed Target completed (20/23, AT2025oj (CV))
04:06:00     Target Started (21/23) Target started (21/23, GCVS BL Lac)
04:11:23       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
04:13:50       Focusing Completed Foc1 AutoFocus Completed (Profile No 16)
04:18:07     Target Completed Target completed (21/23, GCVS BL Lac)
04:18:11     Target Started (22/23) Target started (22/23, AT2025esy)
04:22:31       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
04:25:16       Focusing Completed Foc1 AutoFocus Completed (Profile No 17)
04:41:55     Target Completed Target completed (22/23, AT2025esy)
04:41:59     Target Started (23/23) Target started (23/23, AT2024rxm)
04:46:09       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
04:49:47       Focusing Completed Foc1 AutoFocus Completed (Profile No 18)
05:06:09     Target Completed Target completed (23/23, AT2024rxm)
05:06:11   Queue Completed Job Queue completed
05:06:13 Session Closing Session closing
05:07:06   Dome Closed Dome closed (Closing time 50s, Zigbee 43s)
05:07:50   Dome Parked Dome parked (parking time 37s), Az: 90.0 deg
05:08:22   Telescope Parked Telescope parked (parking time 29s total)
05:08:46   Telescope State Handbox reads 'Scope parked Turn scope off.'
05:09:08   Telescope Switched Off Telescope Power has been switched off via UPB Switch.
05:10:33   Services Stopped Night Services stopped
05:10:36 Session Finishing Session Finishing started (Create Fits Summary, Transfer Files)
05:11:03     Dome (Find Park) Find Park started (Search Az 88.0 to 92.0°, Step 0.2°, Narrow)
05:11:49     Dome Find Park found (Best Park Az 90.4°)
05:11:55     Dome Dome has been synced at park position (Az 90.0°, Adjustment: -0.4°)
05:11:57   Dome Parked Dome parked
05:13:56   Dome Charging Dome is parked and re-charging Ok (20mA)
05:13:58 Session Finished Session Finished
 
Session Alerts & Alarms
Time     Type       Name Detail
05:13:56 Green Clear Dome Charging Dome is parked and re-charging Ok (20mA)
 

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Operational Issues (2025-04-02, S1309)

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