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Log Name: 2022-12-20_1740_22B-193 Project: 22B-193 SBID(s): 43003623 EBID(s): 43145710 Observing Date: 20-Dec-2022 Observation Type: Science Bands Used: X K No. Subarrays: 1 Observer(PI): Prof Elisabeth Mills Source File(s): 22B-193_sb43003623_1_1 Operator(s): Deena Mickelson Array Configuration: C Decommissioned Antenna: 12
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) 20Dec 17:40:55 -8.0 1.1 NE at 0.8 m/s 794.5 4.0 20Dec 18:00:12 -8.7 2.2 NE at 1.1 m/s 794.3 6.3 20Dec 19:31:12 -14.5 5.5 SE at 1.9 m/s 792.8 6.1 20Dec 20:00:17 -15.4 6.5 SE at 0.4 m/s 792.3 3.1 20Dec 20:54:26 -14.7 7.1 E at 0.9 m/s 791.7 3.2
Operator comments for the above weather entries
20Dec 17:40:55 Sky cover 80%. Stratiform clouds.
20Dec 18:00:12 Sky cover 80%. Stratiform clouds.
20Dec 19:31:12 Sky cover 90%. Mixed clouds.
20Dec 20:00:17 Sky overcast. Mixed clouds.
20Dec 20:54:26 Sky overcast. Cumuliform 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
20Dec 17:40:13 Starting project 22B-193.
20Dec 17:40:13 The band(s) used is(are): X K.
20Dec 17:40:38 On source 3C286 with all available antennas.
20Dec 17:40:13 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/
20Dec 17:40:13 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:
20Dec 17:40:13 20Dec 21:09:44 LO-IF WO-15503 0.23 48.2 Antenna(s) 14 (Data: Lost): Antenna 14 IFs C0, C1 and C2 weak/dead due to T304-c trouble.
20Dec 17:41:16 20Dec 17:44:17 LO-IF WO-15894 1.00 3.0 Antenna(s) 26 (Data: Lost): Antenna 26 L302-1 lost M-lock.
20Dec 17:40:13 20Dec 21:09:44 LO-IF WO-15816 0.50 104.8 Antenna(s) 8 (Data: Lost): Antenna 8 S1-1 band switch fails in K-band causing dead IFs A and B.
20Dec 17:55:16 20Dec 17:59:12 LO-IF WO-15894 1.00 3.9 Antenna(s) 26 (Data: Lost): Antenna 26 L302-1 lost M-lock.
20Dec 18:08:24 20Dec 18:43:17 HVAC WO-15860 1.00 34.9 Antenna(s) 15 (Data: Lost): Antenna 15 parked so Antenna Mechanics can fix the dry air compressor.
20Dec 18:06:11 20Dec 18:10:27 LO-IF WO-15894 1.00 4.3 Antenna(s) 26 (Data: Lost): Antenna 26 L302-1 lost M-lock.
20Dec 19:39:54 20Dec 19:57:31 LO-IF Other 1.00 17.6 Antenna(s) 1 (Data: Lost): Antenna 1 L302-1 lost M-lock.
20Dec 19:39:56 20Dec 19:57:09 LO-IF WO-15894 1.00 17.2 Antenna(s) 26 (Data: Lost): Antenna 26 L302-1 lost M-lock.
20Dec 20:26:51 20Dec 20:27:27 LO-IF WO-15894 1.00 0.6 Antenna(s) 26 (Data: Lost): Antenna 26 L302-1 lost M-lock.
Project End Time Total Time % Down Time Total Down Time (minutes x 27 ants) (minutes)
20-Dec-2022 21:09:44 5657.0 4.1% 234.5
Issues noted but not flagged by staff during pipeline run:
A quick-look continuum image, made by the imaging script.
TBD:
Comparison of JACKS (left) vs MeerKAT 1.28 GHz continuum (right)
SB 43003623 JACKS region 11
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