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Log Name: 2024-01-28_1526_22B-193 Project: 22B-193 SBID(s): 43004841 EBID(s): 45211507 Observing Date: 28-Jan-2024 Observation Type: Science Bands Used: X K No. Subarrays: 1 Observer(PI): Prof Elisabeth Mills Source File(s): 22B-193_sb43004841_1_1 Operator(s): Jesse Petrone Array Configuration: C Decommissioned Antenna: 28
Adobe PDF version of this log is located at: http://www.vla.nrao.edu/operators/logs/
WEATHER INFORMATION
Time(UTC) Dew Pt Temp Wind Bar Press API RMS Phase(degs) 28Jan 15:27:57 -6.6 -6.1 NW at 0.6 m/s 796.3 1.8 28Jan 16:01:40 -4.8 -3.7 NW at 1.0 m/s 796.3 2.9 28Jan 18:18:29 -3.8 5.4 W at 0.7 m/s 796.4 6.3 28Jan 19:00:57 -5.2 8.5 W at 0.7 m/s 795.5 5.9
Operator comments for the above weather entries
28Jan 15:27:57 Sky clear.
28Jan 16:01:40 Sky clear.
28Jan 18:18:29 Sky cover 10%. Stratiform clouds.
28Jan 19:00:57 Sky cover 30%. Stratiform clouds.
COMMENTS AND OUTAGES
Outage information format: Start Time, End Time, Category, Form#, # Antennas, Down Time(minutes) Antenna ID(s) and Data Effect Description
Number of Antennas Used: 27
28Jan 15:26:18 Starting project 22B-193.
28Jan 15:26:18 The band(s) used is(are): X K.
30Dec 15:26:18 On source 3C286 with all available antennas.
28Jan 15:26:18 Antenna(s):1,6,7,8,10,11,13,15,17,18,19,21,24,25,26,27 have recently updated baseline parameters to correct for errors resulting from their recent relocation. Please check for any significant errors and submit them to the NRAO Helpdesk (https://science.nrao.edu/observing/helpdesk) under the VLA Observing department.
28Jan 15:26:18 To access your data from the NRAO archive visit: https://science.nrao.edu/facilities/vla/archive All VLA science data are processed through the VLA calibration pipeline. Details are at: https://science.nrao.edu/facilities/vla/data-processing/pipeline For further questions please use the NRAO Helpdesk at: https://science.nrao.edu/observing/helpdesk Adobe PDF version of this log is located at: http://www.vla.nrao.edu/operators/logs/
28Jan 15:26:18 Note: To support our ongoing RFI monitoring efforts, any feedback from your program on RFI can be sent to: nrao-rfi@nrao.edu The key information to provide is:
28Jan 15:26:18 28Jan 18:55:45 SERVO WO-18966 1.00 209.5 Antenna(s) 19 (Data: Lost): Antenna parked due to elevation faults
28Jan 15:26:18 28Jan 18:55:45 CRYOGENICS WO-20064 0.12 25.3 Antenna(s) 10 (Data: Corrupted): K-band receiver warm, sensitivity degraded
28Jan 15:26:18 28Jan 18:55:45 FOCUS/ROTATION Other 0.15 31.4 Antenna(s) 27 (Data: Lost): Frequent subreflector faults or position errors.
Project End Time Total Time % Down Time Total Down Time (minutes x 27 ants) (minutes)
28-Jan-2024 18:55:45 5655.2 4.7% 266.2
SB 43004841 JACKS region 17
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