2025 August¶
Daily observation notes published from the eovsadata canonical log.
August 01¶
Observations
No observations between July 29th and August 3rd.
Antenna availability: automatic assessment.
August 02¶
Observations
No observations between July 29th and August 3rd.
Antenna availability: automatic assessment.
August 03¶
Observations
No observations between July 29th and August 3rd.
Antenna availability: automatic assessment.
August 04¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 FEM is not working. | |
| 10 | Ant 10 optical power is low--not good data | |
| After a 1-week hiatus, we are back observing again. Many Ants are down though. | ||
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Observations
No Calibrations.
Antenna availability: automatic assessment.
August 05¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 FEM is not working. | |
| 10 | Ant 10 optical power is low--not good data | |
| Normal startup today, but delayed due to special 3C84 calibration. Delays / on a few antennas were updated before observations started. | ||
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Observations
No Calibrations.
Antenna availability: automatic assessment.
August 06¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Observations
No Calibrations.
Antenna availability: automatic assessment.
August 07¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 06:30 (Aug 8) | 60 | 1, 5-8, 11, 13 | Successful Reference calibration for bands < 40. Analysis written to SQL @2025-08-07 13:00 UT. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 FEM is not working. | |
| 10 | Ant 10 optical power is low--not good data | |
| Mixture of solar and calibration observations today. | ||
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Antenna availability: automatic assessment.
August 08¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:50 | 60 | 1, 5-8, 11, 13 | Successful Reference calibration for bands 7 to 52. Analysis written to SQL @2025-08-08 12:54 UT. |
| 15:14 | 16 | 1, 4-8, 11-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 FEM is not working. | |
| 10 | Ant 10 optical power is low--not good data | |
| Normal startup, except ant12 crio was in safemode. On Sun @16:25 UT. / Oh oh. The correlator died in the afternoon. | ||
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Antenna availability: automatic assessment.
August 09¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 06:22 (Aug 9) | 60 | 1, 4-8, 11-13 | Successful Reference calibration for bands 7 to 40. Analysis written to SQL @2025-08-09 13:00 UT. |
| 19:54 | 16 | 1, 4-8, 11-13 | Successful Phase calibration. Analysis written to SQL. |
| 23:14 | 16 | 1, 4-8, 11-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant 10 optical power is low--not good data | |
| Observations to set delays this morning, after yesterday's correlator outage. | ||
| 9 | Ant 9 pointing, delays, and baseline are all undetermined. / On Sun at 15:39 UT | |
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Antenna availability: automatic assessment.
August 10¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:42 | 60 | 1, 4-8, 11-13 | Successful Reference calibration for bands 7 to 52. Analysis written to SQL @2025-08-10 12:46 UT. |
| 15:14 | 16 | 1, 4-8, 11-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Antenna availability: automatic assessment.
August 11¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:38 | 60 | 1, 4-6, 8, 11-13 | Successful Reference calibration for bands 7 to 52. Analysis written to SQL @2025-08-11 12:42 UT. |
| 15:14 | 16 | 1, 4-6, 8, 12 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant 10 optical power is low--not good data | |
| 7 | Ant 7 Az axis lock at 14:50UT | |
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Antenna availability: automatic assessment.
August 12¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 06:10 (Aug 13) | 60 | 1, 4, 6-7, 11-13 | Successful Reference calibration for bands 7 to 40. Analysis written to SQL @2025-08-12 13:00 UT. |
| 19:54 | 16 | 1, 4, 6-7, 11-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant 10 optical power is low--not good data | |
| 5,7,8 | Ant 5,7,8 Az axis lock, reboot at 15:50UT | |
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Antenna availability: automatic assessment.
August 13¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 06:06 (Aug 14) | 60 | 1, 4-8, 11-13 | Successful Reference calibration for bands 7 to 40. Analysis written to SQL @2025-08-13 13:00 UT. |
| 19:54 | 16 | 1, 4-8, 11-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant 10 optical power is low--not good data | |
| 5,8 | Ant 5,8 Az axis lock, reboot at 15:05UT | |
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Antenna availability: automatic assessment.
August 14¶
Observer: Caius Selhorst
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:26 | 60 | 1, 4-6, 8, 11-13 | Successful Reference calibration for bands 7 to 40. Analysis written to SQL @2025-08-14 13:00 UT. |
| 19:54 | 16 | 1, 4-6, 8, 11-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant 10 optical power is low--not good data | |
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Observations
Normal startup today.
Antenna availability: automatic assessment.
August 15¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:22 | 60 | 1, 4-8, 11-13 | Successful Reference calibration for bands 7 to 52. Analysis written to SQL @2025-08-15 12:26 UT. |
| 15:14 | 16 | 1, 4-6, 8, 11-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant 10 optical power is low--not good data | |
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Observations
Normal startup today.
Antenna availability: automatic assessment.
August 16¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:18 | 60 | 1, 4-8, 11-13 | Successful Reference calibration for bands 7 to 46. Analysis written to SQL @2025-08-16 12:22 UT. |
| 05:54 (17 Aug) | 60 | 1, 4-6, 12 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant 10 optical power is low--not good data | |
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Observations
Normal startup today.
Antenna availability: automatic assessment.
August 17¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:14 | 60 | 1, 4-8, 11-13 | Successful Reference calibration for bands 7 to 40. Analysis written to SQL @2025-08-17 12:18 UT. |
| 19:54 | 16 | 1, 4-6, 12 | Successful Phase calibration. Analysis written to SQL. |
| 05:54 (18 Aug) | 60 | 1, 4-6, 12 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant 10 optical power is low--not good data | |
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Observations
Normal startup today.
Antenna availability: automatic assessment.
August 18¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:10 | 60 | 1, 4-8, 11-13 | Successful Reference calibration for bands 7 to 40. Analysis written to SQL @2025-08-18 12:14 UT. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant 10 optical power is low--not good data | |
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Observations
Normal startup today.
Antenna availability: automatic assessment.
August 19¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 05:43 (Aug 20) | 60 | 1, 4-8, 11-13 | Successful Reference calibration for bands 7 to 30. Analysis written to SQL @2025-08-19 13:00 UT. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant 10 optical power is low--not good data | |
| Overnight star pointing on Ant 15 was successful. Another round on that / antenna is needed to verify the update. / Daily schedule started at 15:20 UT | ||
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Antenna availability: automatic assessment.
August 20¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 12:03 | 60 | 1, 4-8, 11-13 | Successful Reference calibration for bands 7 to 41. Analysis written to SQL @2025-08-20 12:07 UT. |
| 19:54 | 16 | 1, 4-6, 12 | Successful Phase calibration. Analysis written to SQL. |
| 23:14 | 16 | 1, 4-6, 12 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant 10 optical power is low--not good data | |
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Observations
Normal startup today.
Antenna availability: automatic assessment.
August 21¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 05:35 (Aug 22) | 60 | 1, 4-8, 11-13 | Successful Reference calibration for bands 7 to 30. Analysis written to SQL @2025-08-21 13:00 UT. |
| 19:54 | 16 | 1, 4-8, 12-13 | Successful Phase calibration. Analysis written to SQL. |
| 23:14 | 16 | 1, 4-8, 12-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant 10 optical power is low--not good data | |
| Late start due to overnight star pointing. First solar scan has issues. | ||
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Antenna availability: automatic assessment.
August 22¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 05:31 (Aug 23) | 60 | 1, 4-8, 11-13 | Successful Reference calibration for bands 7 to 40. Analysis written to SQL @2025-08-22 13:00 UT. |
| 15:14 | 16 | 1, 4-8, 11-13 | Successful Phase calibration. Analysis written to SQL. |
| 19:54 | 16 | 1, 4-8, 11-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant 10 optical power is low--not good data | |
| Normal starup today | ||
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Antenna availability: automatic assessment.
August 23¶
Observer: Owen Giersch
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 05:27 (Aug 24) | 60 | 1, 4-8, 11-13 | Successful Reference calibration for bands 7 to 40. Analysis written to SQL @2025-08-23 13:00 UT. |
| 15:14 | 16 | 1, 4-8, 11-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant 10 optical power is low--not good data | |
| Normal starup today | ||
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Antenna availability: automatic assessment.
August 24¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 05:23 (Aug 25) | 60 | 1, 4-8, 11-13 | Successful Reference calibration for bands 7 to 40. Analysis written to SQL @2025-08-24 13:00 UT. |
| 19:54 | 16 | 1, 4-8, 11-13 | Successful Phase calibration. Analysis written to SQL. |
| 23:14 | 16 | 1, 4-8, 11-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant 10 optical power is low--not good data | |
| 9 | Ant9 got stuck in the morning. Reboot at 15:05 UT | |
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 FEM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Antenna availability: automatic assessment.
August 25¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 11:43 | 60 | 1, 4-8, 11-13 | Successful Reference calibration for bands 7 to 52. Analysis written to SQL @2025-08-25 11:47 UT. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant 10 optical power is low--not good data | |
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 DCM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Observations
Normal startup today.
Antenna availability: automatic assessment.
August 26¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 05:15 (Aug 27) | 60 | 1, 4-8, 11-13 | Successful Reference calibration for bands 7 to 40. Analysis written to SQL @2025-08-26 13:00 UT. |
| 15:28 | 16 | 1, 4-8, 11-12 | Successful Phase calibration. Analysis written to SQL. |
| 19:54 | 16 | 1, 4-8, 11-12 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant 10 optical power is low--not good data | |
| 13 | 14:00UT Ant13 is down due to batteries running down. / 15:00UT ACC locked uo. The ACC was power cycled. Phasecal was delayed / until 15:28UT | |
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 DCM problem. |
| 00:00–23:59 | 10 | Optical power is low - not good data. |
Antenna availability: automatic assessment.
August 27¶
Observer: Owen Giersch
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 11:35 | 60 | 1, 4-8, 11, 13 | Successful Reference calibration for bands 7 to 52. Analysis written to SQL @2025-08-27 11:39 UT. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 10 | Ant10 is now working. operation resumed at ~16:30UT | |
| 13 | 18:13UT Ant13 power station had a battery charge fault. The inverter was / reset and this cleared the error. | |
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 DCM problem. |
| 00:00–23:59 | 10 | Pointing problems. |
Antenna availability: automatic assessment.
August 28¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 05:07 (Aug 29) | 60 | 1, 4-8, 10-13 | Successful Reference calibration for bands 7 to 40. Analysis written to SQL @2025-08-28 13:00 UT. |
| 23:14 | 16 | 1, 4-8, 10-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| 14:57UT ACC had to be restarted. | ||
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 DCM problem. |
Antenna availability: automatic assessment.
August 29¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 05:03 (Aug 29) | 60 | 1, 4-8, 10, 13 | Successful Reference calibration for bands 7 to 40. Analysis written to SQL @2025-08-29 11:00 UT. |
| 15:14 | 16 | 1, 4-8, 10, 13 | Successful Phase calibration. Analysis written to SQL. |
| 19:54 | 16 | 1, 4-8, 10, 13 | Successful Phase calibration. Analysis written to SQL. |
| 23:14 | 16 | 1, 4-8, 10, 13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| Normal startup this morning. | ||
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 DCM problem. |
Antenna availability: automatic assessment.
August 30¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 11:23 | 60 | 1, 4-8, 10, 13 | Successful Reference calibration for bands 7 to 52. Analysis written to SQL @2025-08-30 11:27 UT. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 Drive is stuck. Reseated all of the drive control cables and this / cleared error on the controller LCD, but it is still not responding / to remote commands. Azimuth keeps reporting axis lock. | |
| 3 | Ant 3 drive is fixed, but FEM is not installed. | |
| 9 | Ant 9 is "working" but there is little coherence. | |
| Normal startup this morning. | ||
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 DCM problem. |
Antenna availability: automatic assessment.
August 31¶
Observer: Owen Giersch
Solar activity: Solar activity is low.
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
| 00:00–23:59 | 3 | Ant3 FEM problem. |
| 00:00–23:59 | 9 | Ant9 DCM problem. |
Observations
No good Refcal available
Antenna availability: automatic assessment.