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Log Name: 2024-03-28_1107_22B-193 Project: 22B-193 SBID(s): 43010410 EBID(s): 45329153 Observing Date: 28-Mar-2024 Observation Type: Science Bands Used: X K No. of Subarrays: 1 Observer(PI): Prof Elisabeth Mills Source File(s): 22B-193_sb43010410_1_1 Operator(s): Pete DeSimone Array Configuration: C Decommissioned Antenna: 26
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) 28Mar 11:09:15 -6.2 -4.7 SE at 0.8 m/s 789.5 1.6 28Mar 12:00:06 -7.1 -3.9 SW at 0.6 m/s 789.3 1.5 28Mar 13:00:09 -7.2 -5.1 W at 2.0 m/s 789.4 1.2 28Mar 14:00:09 -7.6 -5.6 NW at 0.9 m/s 789.6 1.6
Operator comments for the above weather entries
28Mar 11:09:15 Sky cover 30%. Stratiform clouds. 28Mar 12:00:06 Sky cover 10%. Stratiform clouds. 28Mar 13:00:09 Sky cover 10%. Stratiform clouds. 28Mar 14:00:09 Sky cover 10%. 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: 26
28Mar 11:07:29 Starting project 22B-193.
28Mar 11:07:29 The band(s) used is(are): X K.
28Mar 11:08:55 On source 1331+305=3C286 with all available antennas.
28Mar 11:07:29 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://help.nrao.edu/ Adobe PDF version of this log is located at: http://www.vla.nrao.edu/operators/logs/
28Mar 11:07:29 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:
28Mar 11:07:29 28Mar 14:36:59 VLBA RECORDERS Other 0.00 0.0 Antenna(s) 12 (Data: Lost): Antenna 12 excluded for use in Y1 observation BR249.sb45325118.
28Mar 11:07:29 28Mar 14:36:59 FOCUS/ROTATION WO-18988 0.10 21.0 Antenna(s) 18 (Data: Lost): Frequent subreflector faults or position errors.
28Mar 07:06:58 28Mar 07:11:58 SOFTWARE Other 5.70 28.5 Antenna(s) All (Data: Lost): The Correlator Back-End (CBE) reports the zero-valued visibility fraction across most subbands as 0.211.
28Mar 07:53:51 28Mar 07:58:51 SOFTWARE Other 8.53 42.7 Antenna(s) All (Data: Lost): The Correlator Back-End (CBE) reports the zero-valued visibility fraction across most subbands as 0.316.
28Mar 14:00:00 Your new operator(s) is(are): Aaron Lovato
Project End Time Total Time % Down Time Total Down Time (minutes x 26 ants) (minutes)
28-Mar-2024 14:36:59 5447.0 1.7% 92.1
SB 43010410 JACKS region 25
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