2026 February¶
Daily observation notes published from the eovsadata canonical log.
February 01¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 13:52 | 79 | 1, 3-6, 8, 11-13 | Successful Reference calibration for bands < 42. Analysis written to SQL @2026-02-01 14:17 UT. |
| 00:42 (Feb 2) | 60 | 1, 3-6, 8, 11-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 2 | Ant 2 still out with Dec controller problem.; Ant2 drive is stuck. |
| 9 | Ant 9 FEM is in the lab | |
| 10 | Ant 10 finder unit failles, waitind for a new one | |
| Normal startup today. / We're skipping the PHASECALs. | ||
| 00:00–23:59 | 10 | Ant10 Finder unit fail. |
Antenna availability: automatic assessment.
February 02¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 00:22 (Feb 3) | 79 | 1, 3-8, 10-13 | Successful Reference calibration for bands < 42. Analysis written to SQL @2026-02-02 13:00 UT. |
| 14:09 | 60 | 1, 3-8, 11-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 2 | Ant 2 still out with Dec controller problem.; Ant2 drive is stuck. |
| 10 | Ant 10 finder unit failles, waitind for a new one | |
| Normal startup today. / We're skipping the PHASECALs. | ||
| 10 | Ant10 back working at 17:30 UT | |
| 00:00–17:30 | 10 | Ant10 Finder unit replaced. |
Antenna availability: automatic assessment.
February 03¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 00:23 (Feb 4) | 79 | 1, 3-13 | Successful Reference calibration for bands < 42. Analysis written to SQL @2026-02-03 13:00 UT. |
| 14:05 | 60 | 1, 3-8, 10-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 2 | Ant 2 still out with Dec controller problem.; Ant2 drive is stuck. |
| Normal startup today. / We're skipping the PHASECALs. |
Antenna availability: automatic assessment.
February 04¶
Observer: Owen Giersch
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 13:40 | 79 | 1, 3-6, 8, 11-13 | Successful Reference calibration for bands < 42. Analysis written to SQL @2026-02-04 14:05 UT. |
| 00:46 (5 Feb) | 60 | 1, 3-6, 8, 11-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 2 | Ant 2 still out with Dec controller problem.; Ant2 drive is stuck. |
| Normal startup today. / We're skipping the PHASECALs. |
Antenna availability: automatic assessment.
February 05¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 00:26 (Feb 6) | 79 | 1, 3-8, 10-13 | Successful Reference calibration for all bands. Analysis written to SQL @2026-02-05 13:00 UT. |
| 13:57 | 60 | 1, 3-6, 8, 10-13 | Successful Phase calibration. Analysis written to SQL. |
| 22:14 | 16 | 1, 3-8, 10, 12-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
Antenna availability: automatic assessment.
February 06¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 01:14 (Feb 7) | 34 | 1, 3-8, 10-13 | Successful Reference calibration for all bands. Analysis written to SQL @2026-02-06 13:00 UT. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 2 | Ant 2 still out with Dec controller problem.; Ant2 drive is stuck. |
Observations
Normal startup today.
Antenna availability: automatic assessment.
February 07¶
Observer: Owen Giersch
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 02:43 (Feb 8) | 79 | 1, 3-13 | Successful Reference calibration for all bands. Analysis written to SQL @2026-02-07 11:00 UT. |
| 17:14 | 60 | 1, 3-13 | Successful Phase calibration. Analysis written to SQL. |
| 22:14 | 16 | 1, 3-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 2 | Ant 2 still out with Dec controller problem.; Ant2 drive is stuck. |
| No morning REFCAL due to 27m Maths Error. | ||
| 13 | Ant13 connection errors, back tracking at 16:24 UT |
Antenna availability: automatic assessment.
February 08¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 02:18 (Feb 9) | 79 | 1, 3-13 | Successful Reference calibration for all bands. Analysis written to SQL @2026-02-08 13:00 UT. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 2 | Ant2 drive is stuck. |
Antenna availability: automatic assessment.
February 09¶
Observer: Owen Giersch
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 02:15 (Feb 10) | 79 | 1, 3-13 | Successful Reference calibration for all bands. Analysis written to SQL @2026-02-09 13:00 UT. |
| 13:42 | 79 | 1, 3-8, 10-13 | Successful Phase calibration. Analysis written to SQL. |
| 17:14 | 16 | 1, 3-7, 10, 12-13 | Successful Phase calibration. Analysis written to SQL. |
| 22:14 | 16 | 1, 3-8, 10-13 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 2 | Ant 2 still out with Dec controller problem.; Ant2 drive is stuck. |
Observations
Normal startup today.
Antenna availability: automatic assessment.
February 10¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Calibrations
| Start (UT) | Duration (min) | Antennas | Details |
|---|---|---|---|
| 13:17 | 79 | 1, 3-8, 10-13 | Successful Reference calibration for bands < 41. Analysis written to SQL @2026-02-10 13:42 UT. |
| 17:14 | 16 | 1, 3-7, 10-12 | Successful Phase calibration. Analysis written to SQL. |
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 2 | Ant 2 still out with Dec controller problem.; Ant2 drive is stuck. |
| The ACC was rebooted in the morning. | ||
| 17:00–23:59 | 8 | Ant8 FEM in the Lab |
Antenna availability: automatic assessment.
February 11¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 2 | Ant 2 still out with Dec controller problem.; Ant2 drive is stuck. |
| 8 | Ant 8 FEM in the LAB | |
| The ACC was rebooted in the morning. | ||
| 17:00–23:59 | 8 | Ant8 FEM in the Lab |
Observations
No calibration due to ACC problems.
Antenna availability: automatic assessment.
February 12¶
Observer: Caius Selhorst
Solar activity: Solar activity is low.
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 00:00–23:59 | 2 | Ant 2 still out with Dec controller problem.; Ant2 drive is stuck. |
| 8 | Ant 8 FEM in the LAB | |
| The ACC was rebooted in the morning. | ||
| 17:00–23:59 | 8 | Ant8 FEM in the Lab |
Observations
No calibration due to ACC problems.
Antenna availability: automatic assessment.
February 13¶
Observer: Caius Selhorst
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 still out with Dec controller problem. | |
| 8 | Ant 8 FEM in the LAB | |
| The ACC was rebooted in the morning. / The schedule.py was restarted at 16:45 UT |
Observations
February 13 to March 2
No Calibrations between Feb. 13th and March 2nd due to several problems (Site Outage, snow storm, DHCP server problems)
Antenna availability: automatic assessment.
February 14¶
Observer: Caius Selhorst
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 still out with Dec controller problem. | |
| 8 | Ant 8 FEM in the LAB | |
| Normal startup this morning. |
Observations
February 13 to March 2
No Calibrations between Feb. 13th and March 2nd due to several problems (Site Outage, snow storm, DHCP server problems)
Antenna availability: automatic assessment.
February 15¶
Observer: Caius Selhorst
Observations
February 13 to March 2
No Calibrations between Feb. 13th and March 2nd due to several problems (Site Outage, snow storm, DHCP server problems)
Antenna availability: automatic assessment.
February 16¶
Observer: Caius Selhorst
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 still out with Dec controller problem. | |
| 8 | Ant 8 FEM in the LAB | |
| Normal startup this morning. / ACC got stuck, it's rebooted at 16:10 UT |
Observations
February 13 to March 2
No Calibrations between Feb. 13th and March 2nd due to several problems (Site Outage, snow storm, DHCP server problems)
Antenna availability: automatic assessment.
February 17¶
Observer: Caius Selhorst
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 still out with Dec controller problem. | |
| 8 | Ant 8 FEM in the LAB | |
| New delays set after rebooting the correlator. / Adc_plot restarted around 18:20 UT |
Observations
February 13 to March 2
No Calibrations between Feb. 13th and March 2nd due to several problems (Site Outage, snow storm, DHCP server problems)
Antenna availability: automatic assessment.
February 18¶
Observer: Caius Selhorst
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 still out with Dec controller problem. | |
| 8 | Ant 8 FEM in the LAB | |
| Remote work due to the snow. / Power outage at the site afecting Ant9, 11 ant 27m | ||
| 3 | Ant3 got stuck several times | |
| 12 | Ant12 lost power. |
Observations
February 13 to March 2
No Calibrations between Feb. 13th and March 2nd due to several problems (Site Outage, snow storm, DHCP server problems)
Antenna availability: automatic assessment.
February 19¶
Observer: Caius Selhorst
Observations
February 13 to March 2
No Calibrations between Feb. 13th and March 2nd due to several problems (Site Outage, snow storm, DHCP server problems)
Antenna availability: automatic assessment.
February 20¶
Observer: Caius Selhorst
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 still out with Dec controller problem. | |
| 8 | Ant 8 FEM in the LAB | |
| 9, 12 and 13 | Ant9, 12 and 13 didn't start this morning. | |
| 12 | Ant12 pcycle at 16:30 UT | |
| 9 | Ant9 CRIO reboot at 16:40 UT | |
| 13 | Ant13 back tracking at 16:50 UT |
Observations
February 13 to March 2
No Calibrations between Feb. 13th and March 2nd due to several problems (Site Outage, snow storm, DHCP server problems)
Antenna availability: automatic assessment.
February 21¶
Observer: Caius Selhorst
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 still out with Dec controller problem. | |
| 8 | Ant 8 FEM in the LAB | |
| Normal startup this morning. | ||
| 9 | Ant9 FEM problems. |
Observations
February 13 to March 2
No Calibrations between Feb. 13th and March 2nd due to several problems (Site Outage, snow storm, DHCP server problems)
Antenna availability: automatic assessment.
February 22¶
Observer: Caius Selhorst
Observations
February 13 to March 2
No Calibrations between Feb. 13th and March 2nd due to several problems (Site Outage, snow storm, DHCP server problems)
Antenna availability: automatic assessment.
February 23¶
Observer: Caius Selhorst
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 still out with Dec controller problem. | |
| 8 | Ant 8 FEM in the LAB | |
| Normal startup this morning. |
Observations
February 13 to March 2
No Calibrations between Feb. 13th and March 2nd due to several problems (Site Outage, snow storm, DHCP server problems)
Antenna availability: automatic assessment.
February 24¶
Observer: Caius Selhorst
Observations
February 13 to March 2
No Calibrations between Feb. 13th and March 2nd due to several problems (Site Outage, snow storm, DHCP server problems)
Antenna availability: automatic assessment.
February 25¶
Observer: Caius Selhorst
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 still out with Dec controller problem. | |
| Normal startup this morning. | ||
| 8 | Ant8 back tracking 17:30 UT | |
| 5 | Ant5 got stuck in AZ several times after 22:30 UT |
Observations
February 13 to March 2
No Calibrations between Feb. 13th and March 2nd due to several problems (Site Outage, snow storm, DHCP server problems)
Antenna availability: automatic assessment.
February 26¶
Observer: Caius Selhorst
Configuration: ATA feed tests on Ant5.
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 still out with Dec controller problem. |
Observations
February 13 to March 2
No Calibrations between Feb. 13th and March 2nd due to several problems (Site Outage, snow storm, DHCP server problems)
Antenna availability: automatic assessment.
February 27¶
Observer: Caius Selhorst
Configuration: ATA feed tests on Ant5.
Issues and outages
| Time (UT) | Antennas | Details |
|---|---|---|
| 2 | Ant 2 still out with Dec controller problem. |
Observations
Normal startup today.
February 13 to March 2
No Calibrations between Feb. 13th and March 2nd due to several problems (Site Outage, snow storm, DHCP server problems)
Antenna availability: automatic assessment.
February 28¶
Observer: Caius Selhorst
Observations
February 13 to March 2
No Calibrations between Feb. 13th and March 2nd due to several problems (Site Outage, snow storm, DHCP server problems)
Antenna availability: automatic assessment.