David's Astronomy Pages
Notes - Session 880 (2021-04-02)

 
Bullet Session Aims & Highlights
 - Observing Result
 - Night Summary Plot
 - Session Event Log
 
Bullet Operational Issues
  - Critical Issues (0),  Major Issues (1),  Minor Issues (2),  Continuous Improvement (0)
Bullet Images from 2021-04-02 >>     [ Local Files >> ]

Session Aims & Highlights (2021-04-02)

Main aims

  1. 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 1 (red) 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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Actual Weather vs Pre-Session Weather Forecast
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Session Event Log
Time     Event Detail
20:24:27 Session Monitoring AutoStart monitoring for Live Session opportunity starting between 20:49 & 04:32
20:49:19   AutoStart Waiting AutoStart waiting till earliest start time at 20:49
20:49:20   AutoStart Delayed Session delayed due to cloud
21:01:25 Session AutoStarting Session autostarting (21:01)
21:02:07 Session Created Live Session Created (2021-04-02 S00880, ImageSaveNum: 880001)
21:02:09   Scope Switched On Telescope Power has been switched on via UPB Powerbox.
21:04:08   Services Started Observatory Services started
21:04:16 Observatory (Auto) Observatory placed in Fully-Automated Mode
21:04:21 Session Pending Session pending (2021-04-02)
21:04:23 Session Initiating Session initiating (2021-04-02)
21:04:25   Plan Requested Observing Plan requested from AstroPlan (1.21.6)
21:05:08   Plan Loaded Observing Plan loaded to queue (, Plan ID: 618)
21:05:26   Camera1 Connected SBIG Camera Connected (set point -20°C)
21:05:34   Telescope Connected Telescope Connected (TheSky6)
21:05:45 Session Equilibration Session ready for dome & camera equilibration
21:07:06   Dome Opened Dome opened (opening time 45s)
21:07:22   Equilibration Started Dome Equilibration started
21:12:21   Equilibration Skipped Dome Equilibration skipped by user
21:12:23 Session Running Session running
21:12:25   Queue Started Observing Queue started (26 targets selected)
21:13:52       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
21:17:48       Focusing Completed Foc1 AutoFocus Completed (Profile No 1, wide)
21:19:51       Focusing Completed Foc1 AutoFocus Completed (Profile No 1)
21:19:54       Focusing Started-Foc2 Foc2 Focusing Started (Secondary Scope, using ShCap)
21:22:02 Critical Cloud Alert Critical Cloud Alert (Obs.Manager will close the Shutter)
21:22:04   HardSuspend Called Hard Suspend is called due to Critical Conditions (cloud)
21:22:17       Focusing Completed Foc2 AutoFocus Completed (Profile No 2, wide)
21:22:21   Queue Paused Queue pausing for Session Suspension
21:22:24 Session Suspended Session suspended
21:23:12   Dome Closed Dome closed (closing time 48s)
21:25:53 Session Resuming Session resuming
21:26:38   Dome Opened Dome opened (opening time 45s)
21:26:40 Session Running Session running
21:26:42   Queue Resumed Observing Queue resumed
21:27:08 Critical Cloud Alert Critical Cloud Alert (Obs.Manager will close the Shutter)
21:27:10   HardSuspend Called Hard Suspend is called due to Critical Conditions (cloud)
21:27:16       Focusing Skipped Foc1 focusing skipped - star is too dim (TCF-S)
21:27:18       Focusing Started-Foc2 Foc2 Focusing Started (Secondary Scope, using ShCap)
21:27:38   SoftSuspend Called Soft Suspend is called due to Deteriorating Conditions (reducing clarity)
21:27:41     Target Aborted (1/26) Target aborted (1/26, UGC 5245) due to cloud
21:27:43   Queue Paused Queue paused For Session Suspension
21:27:45 Session Suspended Session suspended
21:28:33   Dome Closed Dome closed (closing time 47s)
22:05:35     Target Cancelled Target cancelled (2/26, NGC 3310 w/SN2021gmj) due to cloud
22:21:57     Target Cancelled Target cancelled (3/26, Nova Per 2020 (CV)) due to cloud
22:33:49 Session Resuming Session resuming
22:34:34   Dome Opened Dome opened (opening time 45s)
22:34:36 Session Running Session running
22:34:38   Queue Resumed Observing Queue resumed
22:35:18       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
22:35:49   SoftSuspend Called Soft Suspend is called due to Deteriorating Conditions (reducing clarity)
22:35:54 Critical Cloud Alert Critical Cloud Alert (Obs.Manager will close the Shutter)
22:35:56   HardSuspend Called Hard Suspend is called due to Critical Conditions (cloud)
22:35:59       Focusing Aborted Foc1 Focusing Aborted due to HardSuspend
22:36:22       Focusing Started-Foc2 Foc2 Focusing Started (Secondary Scope, using ShCap)
22:36:42     Target Aborted (4/26) Target aborted (4/26, UGC 3502 w/SN2021cwc) due to cloud
22:36:44   Queue Paused Queue paused For Session Suspension
22:36:45 Session Suspended Session suspended
22:37:34   Dome Closed Dome closed (closing time 49s)
23:04:41     Target Cancelled Target cancelled (5/26, NGC 4165 w/SN2021gno) due to cloud
23:26:33     Target Cancelled Target cancelled (6/26, NGC 4227 w/SN2021biz) due to cloud
23:48:25     Target Cancelled Target cancelled (7/26, IC 992 w/SN2021dwg) due to wind
23:55:31 Session Resuming Session resuming
23:56:16   Dome Opened Dome opened (opening time 45s)
23:56:18 Session Running Session running
23:56:20   Queue Resumed Observing Queue resumed
23:57:04       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
23:59:06       Focusing Completed Foc1 AutoFocus Completed (Profile No 3)
23:59:08       Focusing Started-Foc2 Foc2 Focusing Started (Secondary Scope, using ShCap)
00:01:24       Focusing Completed Foc2 AutoFocus Completed (Profile No 4, wide)
00:03:13       Focusing Completed Foc2 AutoFocus Completed (Profile No 4)
00:03:29       Focusing Checked Foc2 Focusing Check Succeeded
00:03:36     Target Started (8/26) Target started (8/26, CGCG 264-017 w/AT2021bjy)
00:15:58     Target Completed Target partially completed (8/26, CGCG 264-017 w/AT2021bjy)
00:16:01     Target Started (9/26) Target started (9/26, GCVS RZ LMi)
00:18:13 Program Crashed AstroMain program crashed with unhandled exception in StartAutoguider
00:20:16 Job Queue Frozen Job Queue appears to have frozen at around 00:17 - 00:20
00:33:00 Session Closing Observatory Closed by AstroGuard (Shutter Closed, Dome & Scope Parked)
 
Session Alerts
Time     Alert Detail
07:33:09 Job Queue Job Queue appears to be frozen (last IamAlive message at 00:17)

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Operational Issues (2021-04-02 S880)

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Critical Issues

Major Issues

Minor Issues

Continuous Improvement

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