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 Notes - Session 1314 (2025-04-10)

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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 (1),  Continuous Improvement (0)
Bullet Images from 2025-04-10 >>         
   

Session Aims & Highlights (2025-04-10)

Main aims

  1. Targets.  Acquire images of a selection of variable stars, nearby stars, comets & deep sky targets as allowed by sky conditions.
  2. C/2025 F2 (SWAN). Acquire images of new comet C/2025 F2 (SWAN)

 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
21:53:30 Session Monitoring AutoStart monitoring for Live Session opportunity between 21:53 & 03:55
21:53:33   AutoStart Delayed Session delayed due to too few stars
21:54:33 Session AutoStarting Session autostarting (21:54)
21:54:46   CCDSoft Restarting CCDSoft being restarted (to set AutoSave No.)
21:55:14   Camera1 Connected SBIG Camera connected (Set point -20°C)
21:55:16 Session Created Session Created (Live, 2025-04-10 S01314, ImageSaveNum: 1314001)
21:55:22   Scope Switched On Telescope Power has been switched on via UPB Powerbox.
21:57:08   Services Started Observatory Services started
21:57:16 Observatory (Auto) Observatory placed in Fully-Automated Mode
21:57:18   AutoStart Delayed Session delayed due to too few stars
21:57:21 Session Pending Session pending (2025-04-10)
21:57:23 Session Initiating Session initiating (2025-04-10)
21:57:30   Camera1 Connected SBIG Camera connected (Set point -15°C)
21:57:37   Plan Requested Observing Plan requested from AstroPlan (1.43)
21:58:04   Plan Loaded Observing Plan loaded to queue (Plan ID: 1098)
21:58:44   Telescope Connected Telescope connected (TheSky6)
21:59:08 Session Equilibration Session ready to Open Dome
22:00:13   Dome Opened Dome opened (Opening time 45s, Zigbee 41s)
22:00:38 Session Running Session running
22:00:41   Queue Started Observing Queue started (22 targets selected)
22:00:44     Target Started (NrZen) Target started (Focus Field 10, HIP 49253)
22:00:59       Dome Unparked Dome unparked
22:05:12       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
22:07:52       Focusing Completed Foc1 AutoFocus Completed (Profile No 1, wide)
22:10:13       Focusing Completed Foc1 AutoFocus Completed (Profile No 1)
22:10:17       Focusing Started-Foc2 Foc2 Focusing Started (Secondary Scope, using ShCap)
22:12:27       Focusing Completed Foc2 AutoFocus Completed (Profile No 2, wide)
22:14:19       Focusing Completed Foc2 AutoFocus Completed (Profile No 2)
22:14:39     Target Completed (NrZen) Target completed (Focus Field 10, HIP 49253)
22:14:43     Target Started (1/22) Target started (1/22, ESO 565-G19 w/SN2025efc)
22:19:45       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
22:22:33       Focusing Completed Foc1 AutoFocus Completed (Profile No 3)
22:39:53     Target Completed Target completed (1/22, ESO 565-G19 w/SN2025efc)
22:39:57     Target Started (2/22) Target started (2/22, 29P/Schwassmann-Wachmann)
22:59:50     Target Completed Target completed (2/22, 29P/Schwassmann-Wachmann)
22:59:54     Target Started (3/22) Target started (3/22, GCVS RZ LMi)
23:03:59       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
23:06:22       Focusing Completed Foc1 AutoFocus Completed (Profile No 4)
23:11:40     Target Completed Target completed (3/22, GCVS RZ LMi)
23:11:45     Target Started (4/22) Target started (4/22, AT2025yl (CV))
23:15:07       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
23:18:42       Focusing Completed Foc1 AutoFocus Completed (Profile No 5)
23:24:59     Target Completed Target completed (4/22, AT2025yl (CV))
23:25:03     Target Started (5/22) Target started (5/22, AT2025ghv)
23:45:27     Target Completed Target completed (5/22, AT2025ghv)
23:45:31     Target Started (6/22) Target started (6/22, NGC 2565 w/AT2025ccz)
23:49:17       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
23:51:44       Focusing Completed Foc1 AutoFocus Completed (Profile No 6)
00:08:12     Target Completed Target completed (6/22, NGC 2565 w/AT2025ccz)
00:08:17     Target Started (7/22) Target started (7/22, GCVS RR Leo)
00:12:52       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
00:15:03       Focusing Completed Foc1 AutoFocus Completed (Profile No 7)
00:21:13     Target Completed Target completed (7/22, GCVS RR Leo)
00:21:17     Target Started (8/22) Target started (8/22, GCVS CN Leo)
00:25:21       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
00:27:39       Focusing Completed Foc1 AutoFocus Completed (Profile No 8)
00:36:33     Target Completed Target completed (8/22, GCVS CN Leo)
00:36:37     Target Started (9/22) Target started (9/22, NGC 5957 w/SN2025fvw)
00:56:10     Target Completed Target completed (9/22, NGC 5957 w/SN2025fvw)
00:56:14     Target Started (10/22) Target started (10/22, AT2023df (CV))
01:00:09       Focusing Skipped Foc1 focusing skipped - star is too dim (TCF-S)
01:06:48     Target Completed Target completed (10/22, AT2023df (CV))
01:06:52     Target Started (11/22) Target started (11/22, UGC 10058 w/SN2025gvs)
01:10:34       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
01:13:24       Focusing Completed Foc1 AutoFocus Completed (Profile No 9)
01:29:41     Target Completed Target completed (11/22, UGC 10058 w/SN2025gvs)
01:29:45     Target Started (12/22) Target started (12/22, T CrB)
01:35:29       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
01:38:04       Focusing Completed Foc1 AutoFocus Completed (Profile No 10)
01:43:50     Target Completed Target completed (12/22, T CrB)
01:43:54     Target Started (13/22) Target started (13/22, 2023iwy)
02:04:34     Target Completed Target partially completed (13/22, 2023iwy)
02:04:38     Target Started (14/22) Target started (14/22, C/2023 A3 (Tsuchinshan-ATLAS))
02:08:44       Focusing Skipped Foc1 focusing skipped - star is too dim (TCF-S)
02:15:55     Target Completed Target completed (14/22, C/2023 A3 (Tsuchinshan-ATLAS))
02:15:59     Target Started (15/22) Target started (15/22, AT2025fma)
02:20:07       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
02:22:41       Focusing Completed Foc1 AutoFocus Completed (Profile No 11)
02:38:45     Target Completed Target completed (15/22, AT2025fma)
02:38:49     Target Started (16/22) Target started (16/22, UGC 11097 w/AT2024ajp)
02:42:27       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
02:45:05       Focusing Completed Foc1 AutoFocus Completed (Profile No 12)
03:01:09     Target Completed Target completed (16/22, UGC 11097 w/AT2024ajp)
03:01:13     Target Started (17/22) Target started (17/22, AT2023coi)
03:05:33       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
03:07:47       Focusing Completed Foc1 AutoFocus Completed (Profile No 13)
03:24:40     Target Completed Target completed (17/22, AT2023coi)
03:24:44     Target Started (18/22) Target started (18/22, GCVS CY Lyr)
03:31:35     Target Completed Target completed (18/22, GCVS CY Lyr)
03:31:39     Target Started (19/22) Target started (19/22, GCVS CI Cyg)
03:32:54       SoftSuspend Called Soft Suspend called due to Deteriorating Conditions (too few stars)
03:34:57       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
03:37:30       Focusing Completed Foc1 AutoFocus Completed (Profile No 14)
03:42:05     Target Completed Target completed (19/22, GCVS CI Cyg)
03:42:08   Queue Paused Queue paused for Session Suspension
03:42:11 Session Suspending Session suspending
03:43:00   Dome Closed Dome closed (Closing time 50s, Zigbee 43s)
03:43:03 Session Suspended Session suspended
03:50:12     Target Cancelled Target cancelled (20/22, GCVS BL Lac) due to too few stars
04:10:32     Target Cancelled Target cancelled (21/22, UGC 12293 w/AT2025gyi) due to cloud
04:45:52     Target Cancelled Target cancelled (22/22, C/2025 F2 (SWAN)) due to cloud
04:45:56   Queue Completed Job Queue completed
04:46:01 Session Closing Session closing
04:46:06   Dome Closed Dome already closed (closed at 03:43, closing time 50s, zigbee 43s)
04:46:24   Dome Parked Dome parked (parking time 10s), Az: 90.0 deg
04:47:07   Telescope Parked Telescope parked (parking time 39s total)
04:47:31   Telescope State Handbox reads 'Scope parked Turn scope off.'
04:47:53   Telescope Switched Off Telescope Power has been switched off via UPB Switch.
04:49:18   Services Stopped Night Services stopped
04:49:21 Session Finishing Session Finishing started (Create Fits Summary, Transfer Files)
04:49:43     Dome (Find Park) Find Park started (Search Az 88.0 to 92.0°, Step 0.2°, Narrow)
04:50:28     Dome Find Park found (Best Park Az 90.4°)
04:50:34     Dome Dome has been synced at park position (Az 90.0°, Adjustment: -0.4°)
04:50:36   Dome Parked Dome parked
04:52:47   Dome Charging Dome is parked and re-charging Ok (17mA)
04:52:49 Session Finished Session Finished
 
Session Alerts & Alarms
Time     Type       Name Detail
04:52:47 Green Clear Dome Charging Dome is parked and re-charging Ok (17mA)
 

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Operational Issues (2025-04-10, S1314)

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Critical Issues

Major Issues

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Small Defects

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Fig 1.  

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Last Updated : 2025-04-12
Site Owner : David Richards
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