2023 October¶
Daily observation notes published from the eovsadata canonical log.
October 01¶
Observations
Calibration: Ant1-5 Ant7-9 Ant11
Antenna availability: automatic assessment.
October 02¶
Observations
Calibration: Ant1-5 Ant7-9 Ant11
Antenna availability: automatic assessment.
October 03¶
Observations
Antenna 1 is not operating
No Calibration
Antenna availability: automatic assessment.
October 04¶
Observer: Caius Selhorst
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 1 | Front end not optimized |
| 00:00–23:59 | 10, 12, 13 | Feeds not installed |
| 00:00–23:59 | 6 | Back end not optimized |
Observations
| Start Time (UT) | End Time (UT) | Antenna(s) | Comments/Reasons |
| 02:36 (10/05) | 03:36 | 2-5, 7-9, 11 | Reference calibration successful; written to SQL 14UT |
| 17:14 | 17:30 | 2-5, 7, 9, 11 | Phase calibration successful; written to SQL |
Antenna availability: automatic assessment.
October 05¶
Observer: Caius Selhorst
Calibrations
| Start (UT) | End (UT) / Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:40 | 14:00 | 2-5, 7-9, 11 | Reference calibration successful; written to SQL |
| 17:14 | 17:30 | 2-5, 7-9, 11 | Phase calibration successful; written to SQL |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 1 | Front end not optimized |
| 00:00–23:59 | 10, 12, 13 | Feeds not installed |
| 00:00–23:59 | 6 | Back end not optimized |
Observations
Maintenance/Commissioning
Ant1 and Ant10 FEMs have been swapped due to a failure in the Ant1 Module.
Antenna availability: automatic assessment.
October 06¶
Observer: Caius Selhorst
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:16 | 98.3 | 1-5, 7-9, 11 | Reference calibration successful; written to SQL |
| 17:14 | 15.8 | 2, 4-5, 8 | Phase calibration successful; written to SQL |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 10, 12, 13 | Feeds not installed |
| 00:00–23:59 | 6 | Back end not optimized |
Antenna availability: automatic assessment.
October 07¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:31 | 70.2 | 2-5, 7-9, 11, 13 | Reference calibration successful; written to SQL |
| 22:14 | 15.8 | 2-5, 7-9, 11 | Phase calibration successful; written to SQL |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 10, 12 | Feeds not installed |
| 00:00–23:59 | 6 | Back end not optimized |
Events
1 C-class flare observed by EOVSA at 23:20 UT. See dynamic spectra at this link.
Antenna availability: automatic assessment.
October 08¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:27 | 80.3 | 1-5, 7-9, 11, 13 | Reference calibration successful; written to SQL |
| --:-- | --:-- | -- | Unsuccessful phase calibration; Unknown causes |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 10, 12 | Feeds not installed |
| 00:00–23:59 | 6 | Back end not optimized |
Antenna availability: automatic assessment.
October 09¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:28 | 74.0 | 1-5, 7-9, 11, 13 | Reference calibration successful; written to SQL |
| 22:14 | 15.6 | 1-5, 7-8, 11, 13 | Phase calibration successful; written to SQL |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 10, 12 | Feeds not installed |
| 00:00–23:59 | 6 | Back end not optimized |
Events
1 C-class flare observed by EOVSA at 19:00 UT. See dynamic spectra at this link.
Antenna availability: automatic assessment.
October 10¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:19 | 31.4 | 1-5, 7-9, 11, 13 | Reference calibration successful; written to SQL |
| 22:14 | 15.6 | 1-5, 7-8, 11, 13 | Phase calibration successful; written to SQL |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 10, 12 | Feeds not installed |
| 00:00–23:59 | 6 | Back end not optimized |
Antenna availability: automatic assessment.
October 11¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:15 | 79.4 | 1-5, 7-9, 11, 13 | Reference calibration successful; written to SQL |
| --:-- | --:-- | -- | Unsuccessful phase calibration; Unknown causes |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 10, 12 | Feeds not installed |
| 00:00–23:59 | 6 | Back end not optimized |
Antenna availability: automatic assessment.
October 12¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:11 | 79.0 | 1-5, 7-9, 11, 13 | Reference calibration successful; written to SQL |
| 17:14 | 15.7 | 1-5, 7-8, 11, 13 | Phase calibration successful; written to SQL |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 10, 12 | Feeds not installed |
| 00:00–23:59 | 6 | Back end not optimized |
Antenna availability: automatic assessment.
October 13¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| --:-- | -- | -- | Unsuccessful reference calibration; Multiple ACC stops |
| --:-- | -- | -- | Unsuccessful phase calibration; Multiple ACC stops |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 6 | Optical link issue (FEM in lab) |
| 00:00–23:59 | 9 | Will not STOW (HA motor problem) |
| 00:00–23:59 | 10 | FEM Rabbit board not online (FEM in lab) |
| 00:00–23:59 | 12 | Elevation drive not working |
Antenna availability: automatic assessment.
October 14¶
Observer: Dale Gary
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:03 | 78.8 | 1-5, 7-8, 11, 13 | Reference calibration successful; written to SQL |
| 18:14 | 15.5 | 1-5, 7-8, 11, 13 | Phase calibration successful; written to SQL |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 6 | Optical link issue (FEM in lab) |
| 00:00–23:59 | 9 | Will not STOW (HA motor problem) |
| 00:00–23:59 | 10 | FEM Rabbit board not online (FEM in lab) |
| 00:00–23:59 | 12 | Elevation drive not working |
Observations
This is the annular solar eclipse day. Photospheric eclipse start 15:06 UT, mid-eclipse (86.4%) 16:23 UT, photospheric eclipse end 17:30 UT.
Antenna availability: automatic assessment.
October 15¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 01:39 (10/16) | 79.4 | 1-5, 7-8, 11, 13 | Reference calibration successful; written to SQL |
| 17:14 | 15.6 | 1-5, 7-8, 11, 13 | Phase calibration successful; written to SQL |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 6 | Optical link issue (FEM in lab) |
| 00:00–23:59 | 9 | Will not STOW (HA motor problem) |
| 00:00–23:59 | 10 | FEM Rabbit board not online (FEM in lab) |
| 00:00–23:59 | 12 | Elevation drive not working |
Events
1 C-class flare observed by EOVSA at 16:32 UT. See dynamic spectra at this link.
Antenna availability: automatic assessment.
October 16¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 11:11 | 78.9 | 1-5, 7-8, 11, 13 | Reference calibration successful; written to SQL |
| 22:06 | 15.6 | 1-5, 7-8, 11, 13 | Phase calibration successful; written to SQL |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 6 | Optical link issue (FEM in lab) |
| 00:00–23:59 | 9 | Will not STOW (HA motor problem) |
| 00:00–23:59 | 10 | FEM Rabbit board not online (FEM in lab) |
| 00:00–23:59 | 12 | Elevation drive not working |
Events
1 C-class flare observed by EOVSA at 16:04 UT. See dynamic spectra at this link.
Antenna availability: automatic assessment.
October 17¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 11:52 | 79.3 | 1-5, 7-8, 11, 13 | Reference calibration successful; written to SQL |
| 22:06 | 15.6 | 1, 5, 7-8, 11, 13 | Phase calibration successful; written to SQL |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 6 | Optical link issue (FEM in lab) |
| 00:00–23:59 | 9 | Will not STOW (HA motor problem) |
| 00:00–23:59 | 10 | FEM Rabbit board not online (FEM in lab) |
| 00:00–23:59 | 12 | Elevation drive not working |
Antenna availability: automatic assessment.
October 18¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 11:48 | 79.3 | 1-5, 7-8, 11, 13 | Reference calibration successful; written to SQL |
| --:-- | --.-- | -- | Unsuccessful Phase calibration; Unknown causes. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 6 | Optical link issue (FEM in lab) |
| 00:00–23:59 | 9 | Will not STOW (HA motor problem) |
| 00:00–23:59 | 10 | FEM Rabbit board not online (FEM in lab) |
| 00:00–23:59 | 12 | Elevation drive not working |
Antenna availability: automatic assessment.
October 19¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| --:-- | --.-- | -- | Unsuccessful Reference calibration; Unknown causes. |
| --:-- | --.-- | -- | Unsuccessful Phase calibration; Unknown causes. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 6 | Optical link issue (FEM in lab) |
| 00:00–23:59 | 9 | Will not STOW (HA motor problem) |
| 00:00–23:59 | 10 | FEM Rabbit board not online (FEM in lab) |
| 00:00–23:59 | 12 | Elevation drive not working |
Antenna availability: automatic assessment.
October 20¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| --:-- | --.-- | -- | Unsuccessful Reference calibration; Unknown causes. |
| --:-- | --.-- | -- | Unsuccessful Phase calibration; Unknown causes. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 6 | Optical link issue (FEM in lab) |
| 00:00–23:59 | 9 | Will not STOW (HA motor problem) |
| 00:00–23:59 | 10 | FEM Rabbit board not online (FEM in lab) |
| 00:00–23:59 | 12 | Elevation drive not working |
Antenna availability: automatic assessment.
October 21¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 11:49 | 54.0 | 1-5, 7-8, 11, 13 | Reference calibration successful; written to SQL |
| 17:14 | 15.7 | 1-5, 7-8, 11, 13 | Phase calibration successful; written to SQL |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 6 | Optical link issue (FEM in lab) |
| 00:00–23:59 | 9 | Will not STOW (HA motor problem) |
| 00:00–23:59 | 10 | FEM Rabbit board not online (FEM in lab) |
| 00:00–23:59 | 12 | Elevation drive not working |
Antenna availability: automatic assessment.
October 22¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 11:32 | 79.2 | 1-5, 7-8, 11, 13 | Reference calibration successful; written to SQL |
| 17:14 | 10.7 | 1-5, 7-8, 11, 13 | Phase calibration successful; written to SQL |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 6 | Optical link issue (FEM in lab) |
| 00:00–23:59 | 9 | Will not STOW (HA motor problem) |
| 00:00–23:59 | 10 | FEM Rabbit board not online (FEM in lab) |
| 00:00–23:59 | 12 | Elevation drive not working |
Antenna availability: automatic assessment.
October 23¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 11:28 | 59.7 | 1-5, 7-8, 11, 13 | Reference calibration successful; written to SQL |
| --:-- | --.-- | -- | Unsuccessful Phase calibration; Unknown causes. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 6 | Optical link issue (FEM in lab) |
| 00:00–23:59 | 9 | Will not STOW (HA motor problem) |
| 00:00–23:59 | 10 | FEM Rabbit board not online (FEM in lab) |
| 00:00–23:59 | 12 | Elevation drive not working |
Antenna availability: automatic assessment.
October 24¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 01:04 (10/25) | 79.4 | 1-5, 7-8, 11, 13 | Reference calibration successful; written to SQL |
| 22:14 | 15.6 | 1-5, 7-8, 11, 13 | Phase calibration successful; written to SQL |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 6 | Optical link issue (FEM in lab) |
| 00:00–23:59 | 9 | Will not STOW (HA motor problem) |
| 00:00–23:59 | 10 | FEM Rabbit board not online (FEM in lab) |
| 00:00–23:59 | 12 | Elevation drive not working |
Antenna availability: automatic assessment.
October 27¶
Observer: Owen Giersch
Solar activity: Solar activity is very low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 00:52 (10/28) | 78.6 | 1-5, 7-8, 11, 13 | Reference calibration successful; written to SQL |
| --:-- | --.-- | -- | Unsuccessful Phase calibration; 27m high temperatures |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| The ACC was removed for replacement on the 25th. The installation of the new ACC was unsuccessful due to software installation problems. The old ACC was restored to service and observations resumed on the 27th at 18:30 UT. | ||
| A power failure on the evening of the 25th caused the 27m to shutdown. Operation was restored today, but the receiver temperature had increased to 150K. The vacuum to the cryo system is currently being restored, however we do not expect calibrations to resume until the morning of the 28th Oct. | ||
| 00:00–23:59 | 6 | Optical link issue (FEM in lab) |
| 00:00–23:59 | 9 | Will not STOW (HA motor problem) |
| 00:00–23:59 | 10 | FEM Rabbit board not online (FEM in lab) |
| 00:00–23:59 | 12 | Elevation drive not working |
Antenna availability: automatic assessment.
October 28¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 11:08 | 79.0 | 1-5, 7-8, 11, 13 | Reference calibration successful; written to SQL |
| --:-- | --.-- | -- | Unsuccessful Phase calibration; Unknown reasons. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 6 | Optical link issue (FEM in lab) |
| 00:00–23:59 | 9 | Will not STOW (HA motor problem) |
| 00:00–23:59 | 10 | FEM Rabbit board not online (FEM in lab) |
| 00:00–23:59 | 12 | Elevation drive not working |
Antenna availability: automatic assessment.
October 29¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:08 | 16.3 | 1-5, 7-8, 11, 13 | Reference calibration successful (short calibration range); written to SQL |
| --:-- | --.-- | -- | Unsuccessful Phase calibration; Schedule problems. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 6 | Optical link issue (FEM in lab) |
| 00:00–23:59 | 9 | Will not STOW (HA motor problem) |
| 00:00–23:59 | 10 | FEM Rabbit board not online (FEM in lab) |
| 00:00–23:59 | 12 | Elevation drive not working |
Antenna availability: automatic assessment.
October 30¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| --:-- | --.-- | -- | Unsuccessful Reference calibration; 27m antenna stopped. |
| --:-- | --.-- | -- | Unsuccessful Phase calibration; 27m antenna stopped. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 6 | Optical link issue (FEM in lab) |
| 00:00–23:59 | 9 | Will not STOW (HA motor problem) |
| 00:00–23:59 | 10 | FEM Rabbit board not online (FEM in lab) |
| 00:00–23:59 | 12 | Elevation drive not working |
Antenna availability: automatic assessment.
October 31¶
Observer: Caius Selhorst
Solar activity: Solar activity is moderate.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| --:-- | --.-- | -- | Unsuccessful Reference calibration; Unknown reasons. |
| --:-- | --.-- | -- | Unsuccessful Phase calibration; Unknown reasons. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 6 | Optical link issue (FEM in lab) |
| 00:00–23:59 | 9 | Will not STOW (HA motor problem) |
| 00:00–23:59 | 10 | FEM Rabbit board not online (FEM in lab) |
| 00:00–23:59 | 12 | Elevation drive replaced |
Antenna availability: automatic assessment.