David's Astronomy Pages
Notes - Session 1270 (2024-11-16)

 
Bullet Session Aims & Highlights
 - Observing Result
 - Night Summary Plot
 - Session Event Log
Bullet Operational Issues
  - Critical Issues (0),  Major Issues (0),  Minor Issues (2),  Small Defects (1),  Continuous Improvement (6)
Bullet Images from 2024-11-16 >>         
   

Session Aims & Highlights (2024-11-16)

Main aims

  1. Targets.  Acquire images of a selection of variable stars, nearby stars, comets & deep sky targets as allowed by sky conditions.
  2. Composite Slewing.  Test use of Composite Slewing after fixes to prevnet sideeffects from efffecting measurement of dome slewing speeds and PHD2 Guiding

 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
18:28:02 Session Monitoring AutoStart monitoring for Live Session opportunity between 18:27 & 05:43
18:28:04 Session AutoStarting Session autostarting (18:28)
18:28:17   CCDSoft Restarting CCDSoft being restarted (to set AutoSave No.)
18:28:44   Camera1 Connected SBIG Camera connected (Set point -20°C)
18:28:46 Session Created Session Created (Live, 2024-11-16 S01270, ImageSaveNum: 1270001)
18:28:51   Scope Switched On Telescope Power has been switched on via UPB Powerbox.
18:30:49   Services Started Observatory Services started
18:30:57 Observatory (Auto) Observatory placed in Fully-Automated Mode
18:31:00 Session Pending Session pending (2024-11-16)
18:31:02 Session Initiating Session initiating (2024-11-16)
18:31:11   Camera1 Connected SBIG Camera connected (Set point -20°C)
18:31:18   Plan Requested Observing Plan requested from AstroPlan (1.42.4)
18:32:02   Plan Loaded Observing Plan loaded to queue (Plan ID: 1052)
18:32:45   Telescope Connected Telescope connected (TheSky6)
18:33:09 Session Equilibration Session ready to Open Dome
18:33:54   Dome Opened Dome opened (Opening time 45s, Zigbee 40s)
18:34:19 Session Running Session running
18:34:22   Queue Started Observing Queue started (41 targets selected)
18:34:25     Target Started (NrZen) Target started (Focus Field 23, HIP 113729)
18:34:41       Dome Unparked Dome unparked
18:38:13       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
18:41:09       Focusing Completed Foc1 AutoFocus Completed (Profile No 1, wide)
18:43:29       Focusing Completed Foc1 AutoFocus Completed (Profile No 1)
18:43:31       Focusing Started-Foc2 Foc2 Focusing Started (Secondary Scope, using ShCap)
18:45:43       Focusing Completed Foc2 AutoFocus Completed (Profile No 2, wide)
18:47:35       Focusing Completed Foc2 AutoFocus Completed (Profile No 2)
18:47:54     Target Completed (NrZen) Target completed (Focus Field 23, HIP 113729)
18:47:59     Target Started (1/41) Target started (1/41, AT2024aapb (CV))
18:52:26       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
18:55:21       Focusing Completed Foc1 AutoFocus Completed (Profile No 3)
19:01:48     Target Completed Target completed (1/41, AT2024aapb (CV))
19:01:53     Target Started (2/41) Target started (2/41, GCVS BL Lac)
19:02:27       SoftSuspend Called Soft Suspend called due to Deteriorating Conditions (too few stars)
19:06:13       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
19:08:54       Focusing Completed Foc1 AutoFocus Completed (Profile No 4)
19:11:18       SoftSuspend Cancelled Soft Suspend is cancelled due to improved conditions
19:12:54     Target Completed Target completed (2/41, GCVS BL Lac)
19:12:58     Target Started (3/41) Target started (3/41, M31 w/AT2024aayx)
19:17:04       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
19:19:49       Focusing Completed Foc1 AutoFocus Completed (Profile No 5)
19:36:13     Target Completed Target completed (3/41, M31 w/AT2024aayx)
19:36:17     Target Started (4/41) Target started (4/41, M31 w/Nova M31 2024-11b?)
19:56:31     Target Completed Target completed (4/41, M31 w/Nova M31 2024-11b?)
19:56:35     Target Started (5/41) Target started (5/41, GCVS RX And)
20:00:02       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
20:02:30       Focusing Completed Foc1 AutoFocus Completed (Profile No 6)
20:05:51     Target Completed Target completed (5/41, GCVS RX And)
20:05:55     Target Started (6/41) Target started (6/41, GCVS U And)
20:09:18       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
20:11:45       Focusing Completed Foc1 AutoFocus Completed (Profile No 7)
20:23:40     Target Completed Target completed (6/41, GCVS U And)
20:23:44     Target Started (7/41) Target started (7/41, AT2024tde)
20:27:23       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
20:30:06       Focusing Completed Foc1 AutoFocus Completed (Profile No 8)
20:46:05     Target Completed Target completed (7/41, AT2024tde)
20:46:09     Target Started (8/41) Target started (8/41, GCVS DY Per)
20:49:33       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
20:52:19       Focusing Completed Foc1 AutoFocus Completed (Profile No 9)
20:57:52     Target Completed Target completed (8/41, GCVS DY Per)
20:57:56     Target Started (9/41) Target started (9/41, AT2023vqa)
21:01:02       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
21:03:39       Focusing Completed Foc1 AutoFocus Completed (Profile No 10)
21:05:39   Critical Data Alert Critical Weather Data Alert (Obs.Manager will close the Dome)
21:05:41   HardSuspend Called Hard Suspend called due to Critical Conditions (missing sky/weather information)
21:05:43     Target Aborted (9/41) Target aborted (9/41, AT2023vqa) due to missing sky/weather information
21:05:45   Queue Paused Queue paused for Session Suspension
21:05:47 Session Suspending Session suspending
21:06:30   Dome Closed Dome closed (Closing time 46s, Zigbee 43s)
21:06:32 Session Suspended Session suspended
21:08:34 Session Resuming Session resuming
21:09:20   Dome Opened Dome opened (Opening time 45s, Zigbee 41s)
21:09:22 Session Running Session running
21:09:24   Queue Resumed Observing Queue resumed
21:09:27     Target Started (9/41) Target started (9/41, AT2023vqa)
21:20:21     Target Completed Target partially completed (9/41, AT2023vqa)
21:20:25     Target Started (10/41) Target started (10/41, AT2024zys (CV))
21:30:16     Target Completed Target completed (10/41, AT2024zys (CV))
21:30:20     Target Started (11/41) Target started (11/41, NGC 493 w/SN2022ywf)
21:34:31       Focusing Skipped Foc1 focusing skipped - star is lost (TCF-S)
21:50:38     Target Completed Target completed (11/41, NGC 493 w/SN2022ywf)
21:50:42     Target Started (12/41) Target started (12/41, GCVS TT Ari)
21:54:47       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
21:58:21       Focusing Completed Foc1 AutoFocus Completed (Profile No 11)
22:05:20     Target Completed Target completed (12/41, GCVS TT Ari)
22:05:24     Target Started (13/41) Target started (13/41, Gliese 65)
22:10:09       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
22:12:57       Focusing Completed Foc1 AutoFocus Completed (Profile No 12)
22:21:06     Target Completed Target completed (13/41, Gliese 65)
22:21:10     Target Started (14/41) Target started (14/41, MCG -1-60-14 w/SN2023joj)
22:41:13     Target Completed Target completed (14/41, MCG -1-60-14 w/SN2023joj)
22:41:18     Target Started (15/41) Target started (15/41, AT2023ypm (CV))
22:52:00     Target Completed Target completed (15/41, AT2023ypm (CV))
22:52:04     Target Started (16/41) Target started (16/41, AT2023au (CV))
22:56:58       Focusing Skipped Foc1 focusing skipped - star is too dim (TCF-S)
23:03:05     Target Completed Target completed (16/41, AT2023au (CV))
23:03:09     Target Started (17/41) Target started (17/41, LEDA 867006 w/SN2024ttf)
23:04:01   Dome Closed Dome closed (Closing time 45s, Zigbee 43s)
23:04:06     Target Aborted (17/41) Target aborted (17/41, LEDA 867006 w/SN2024ttf) due to wait on timer
23:04:08   Queue Paused Queue paused for Session Suspension
23:04:11 Session Suspending Session suspending
23:04:13   Dome Closed Dome already closed (closed at 23:04, Closing time 45s, Zigbee 43s
23:04:15 Session Suspended Session suspended
23:21:24     Target Cancelled Target cancelled (17/41, LEDA 867006 w/SN2024ttf) due to cloud
23:37:59     Target Cancelled Target cancelled (18/41, GCVS X TRI) due to rain
23:46:24     Target Cancelled Target cancelled (19/41, Capella) due to rain
00:05:24     Target Cancelled Target cancelled (20/41, IC 415 w/SN2023yzv) due to rain
00:19:44     Target Cancelled Target cancelled (21/41, AT2022rsz (CV)) due to threat of rain
00:32:04     Target Cancelled Target cancelled (22/41, AT2021afkt (CV)) due to cloud
00:45:34     Target Cancelled Target cancelled (23/41, GCVS YZ Cnc) due to rain
01:05:04     Target Cancelled Target cancelled (24/41, MRK 0628 w/SN2024aakr) due to cloud
01:27:04     Target Cancelled Target cancelled (25/41, AT2024vjw) due to cloud
01:49:24     Target Cancelled Target cancelled (26/41, UGC 5426 w/SN2024aanq) due to cloud
02:11:24     Target Cancelled Target cancelled (27/41, AT2023clj (CV)) due to cloud
02:23:12     Target Cancelled Target cancelled (28/41, GCVS U Gem) due to cloud
02:42:57     Target Cancelled Target cancelled (29/41, SN 2023tsz) due to cloud
03:04:57     Target Cancelled Target cancelled (30/41, LEDA 181124 w/SN2023ytn) due to cloud
03:15:04     Target Cancelled Target cancelled (31/41, GCVS SY Cnc) due to rain
03:27:09     Target Cancelled Target cancelled (32/41, AT2024zck (CV)) due to cloud
03:39:09     Target Cancelled Target cancelled (33/41, AT2023abqd (CV)) due to cloud
03:59:29     Target Cancelled Target cancelled (34/41, AT2024zlk) due to cloud
04:21:49     Target Cancelled Target cancelled (35/41, SN 2022ukr) due to cloud
04:44:09     Target Cancelled Target cancelled (36/41, LEDA 1012969 w/SN2022zvu) due to cloud
05:06:09     Target Cancelled Target cancelled (37/41, M105 w/AT2024bpy) due to too few stars
05:07:10 Session Resuming Session resuming
05:07:55   Dome Opened Dome opened (Opening time 45s, Zigbee 41s)
05:07:58 Session Running Session running
05:08:00   Queue Resumed Observing Queue resumed
05:09:13     Target Started (38/41) Target started (38/41, AT2024aart)
05:14:21       SoftSuspend Called Soft Suspend called due to Deteriorating Conditions (too few stars)
05:15:12       Focusing Skipped Foc1 focusing skipped - star is too dim (TCF-S)
05:21:02       SoftSuspend Cancelled Soft Suspend is cancelled due to improved conditions
05:27:32       SoftSuspend Called Soft Suspend called due to Deteriorating Conditions (too few stars)
05:27:37       SoftSuspend Cancelled Soft Suspend is cancelled due to improved conditions
05:31:49     Target Completed Target completed (38/41, AT2024aart)
05:31:53     Target Started (39/41) Target started (39/41, NGC 5162 w/AT2024aawh)
05:36:58       Focusing Skipped Foc1 focusing skipped - star is lost (TCF-S)
05:53:03     Target Completed Target completed (39/41, NGC 5162 w/AT2024aawh)
05:53:53     Target Started (40/41) Target started (40/41, T CrB)
05:57:31       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
06:00:13       Focusing Completed Foc1 AutoFocus Completed (Profile No 13)
06:05:08     Target Completed Target completed (40/41, T CrB)
06:05:12     Target Started (41/41) Target started (41/41, SN 2024xqt)
06:09:28       Focusing Started-Foc1 Foc1 Focusing Started (TCF-S)
06:12:14       Focusing Completed Foc1 AutoFocus Completed (Profile No 14)
06:28:43     Target Completed Target completed (41/41, SN 2024xqt)
06:28:45   Queue Completed Job Queue completed
06:28:48 Session Closing Session closing
06:29:48   Dome Closed Dome closed (Closing time 55s, Zigbee 44s)
06:30:17   Dome Parked Dome parked (parking time 21s), Az: 90.0 deg
06:31:12   Telescope Parked Telescope parked (parking time 52s total)
06:31:42   Telescope State Handbox reads 'Scope parked Turn scope off.'
06:32:04   Telescope Switched Off Telescope Power has been switched off via UPB Switch.
06:33:30   Services Stopped Night Services stopped
06:33:33 Session Finishing Session Finishing started (Create Fits Summary, Transfer Files)
06:34:00     Dome (Find Park) Find Park started (Search Az 80.0 to 100.0°, Step 1.0°, Wide)
06:35:02     Dome Find Park found (Best Park Az 92.0°)
06:35:08     Dome (Find Park) Find Park started (Search Az 90.0 to 94.0°, Step 0.2°, Narrow)
06:35:56     Dome Find Park found (Best Park Az 91.8°)
06:36:02     Dome Dome has been synced at park position (Az 90.0°, Adjustment: -1.8°)
06:36:04   Dome Parked Dome parked
06:36:43   Dome Charging Dome is parked and re-charging Ok (35mA)
06:36:45 Session Finished Session Finished
 
Session Alerts & Alarms
Time     Type       Name Detail
18:31:00 Yellow Alert Disk Space Free Space on C:\ Drive (47.22 GB) is less than 50 GB
19:52:38 Red Alert Cloud Sensor Cloud Sensor data has been inactive for more than 5 min
20:07:34 Red Alarm Cloud Sensor Cloud Sensor data has been inactive for more than 20 min
20:12:50 Green Alarm Cloud Sensor Cloud Sensor data is active again (outage 25.2 min)
20:17:45 Red Alert Cloud Sensor Cloud Sensor data has been inactive for more than 5 min
20:25:26 Green Clear Cloud Sensor Cloud Sensor data is active again (outage 12.6 min)
20:40:37 Red Alert Cloud Sensor Cloud Sensor data has been inactive for more than 5 min
20:55:39 Red Alarm Cloud Sensor Cloud Sensor data has been inactive for more than 20 min
21:08:20 Green Alarm Cloud Sensor Cloud Sensor data is active again (outage 32.7 min)
21:14:35 Red Alert Cloud Sensor Cloud Sensor data has been inactive for more than 5 min
21:29:37 Red Alarm Cloud Sensor Cloud Sensor data has been inactive for more than 20 min
21:31:32 Green Alarm Cloud Sensor Cloud Sensor data is active again (outage 21.9 min)
23:03:16 Red Alert Unexpected Dome Closure Dome is unexpectedly closing (Poor Conditions)
23:03:18 Red Alarm Dome Unsafe CloudSensor detects Rain, but Shutter Sensor is open
23:04:01 Green Clear Dome Safe Shutter Sensor indicates that Dome is now closed
06:33:53 Yellow Alert Disk Space Free Space on C:\ Drive (45.43 GB) is less than 50 GB
06:36:43 Green Clear Dome Charging Dome is parked and re-charging Ok (35mA)
 

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Operational Issues (2024-11-16 S1270)

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Critical Issues

Major Issues

Minor Issues

Small Defects

Continuous Improvement

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Fig 1.   NIghtSummary Chart showing minor rain event at 23:03

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Fig 2.   AllSky Image showing minor rain event at 23:03
Image shows rain drops on north side of camera, cloud approaching from north/north west, clear skies overhead, suppressed star count due to bright moonlit sky & light artefacts produced in the camera from the bright moon.

Image

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