Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38721252.eb38724758.59136.2917816088_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.331 5.149/6.129 5.465 ± 0.7516
ea02 1342 1342/1342 1342 ± 0 5.866 5.32/6.711 5.848 ± 1.003
ea03 1342 1342/1342 1342 ± 0.00003887 5.061 4.703/6.231 5.401 ± 0.7743
ea04 1342 1342/1342 1342 ± 0.0000422 5.295 4.984/6.121 5.424 ± 0.74
ea05 1342 1342/1342 1342 ± 0.00004102 5.532 5.114/6.461 5.717 ± 0.798
ea06 1342 1342/1342 1342 ± 0.0000481 5.183 4.854/5.288 4.841 ± 0.6701
ea07 1342 1342/1342 1342 ± 0 5.874 5.352/6.33 5.726 ± 0.8646
ea08 1342 1342/1342 1342 ± 0 5.957 5.482/6.791 5.954 ± 1.015
ea09 1342 1342/1342 1342 ± 0.00002801 5.55 5.174/6.597 5.698 ± 0.8696
ea10 1342 1342/1342 1342 ± 0 5.915 5.296/6.574 5.756 ± 0.9438
ea11 1342 1342/1342 1342 ± 0 5.834 5.086/6.557 5.685 ± 0.9292
ea12 1342 1342/1342 1342 ± 0.00003583 5.657 5.252/6.465 5.681 ± 0.8893
ea13 1342 1342/1342 1342 ± 0.00003137 5.74 5.619/6.41 5.951 ± 0.759
ea14 1342 1342/1342 1342 ± 0.00004043 5.578 5.068/6.46 5.637 ± 0.8697
ea15 1342 1342/1342 1342 ± 0.00004259 5.632 5.376/6.559 5.84 ± 0.9048
ea16 1342 1342/1342 1342 ± 0.00003566 5.838 5.439/6.835 5.944 ± 1.014
ea17 1342 1342/1342 1342 ± 0 6.068 5.643/6.925 6.059 ± 0.9873
ea18 1342 1342/1342 1342 ± 0.000003434 4.876 4.525/5.566 4.919 ± 0.6183
ea19 1342 1342/1342 1342 ± 0.00004261 5.467 5.23/6.493 5.72 ± 0.7761
ea20 1342 1342/1342 1342 ± 0.00002402 5.704 5.315/6.734 5.771 ± 0.9467
ea21 1342 1342/1342 1342 ± 0.00003822 5.604 5.287/6.476 5.696 ± 0.8352
ea23 1342 1342/1342 1342 ± 0.00000124 5.481 5.247/5.663 5.259 ± 0.7158
ea25 1342 1342/1342 1342 ± 0 5.534 5.216/6.263 5.52 ± 0.8352
ea26 1342 1342/1342 1342 ± 0.00003097 5.851 5.568/7.08 6.132 ± 0.9351
ea27 1342 1342/1342 1342 ± 0 5.442 5.127/6.494 5.598 ± 0.8847
ea28 1342 1342/1342 1342 ± 0 5.428 5.108/6.325 5.536 ± 0.8499
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0 5.439 5.287/5.61 5.441 ± 0.2456
5 1342 1342/1342 1342 ± 0 5.236 5.097/5.404 5.256 ± 0.296
6 1342 1342/1342 1342 ± 0 5.265 5.083/5.417 5.251 ± 0.2753
7 1342 1342/1342 1342 ± 0 5.3 5.219/5.478 5.317 ± 0.2392
8 1342 1342/1342 1342 ± 0 5.33 5.158/5.433 5.312 ± 0.2529
9 1342 1342/1342 1342 ± 0 5.618 5.428/5.865 5.603 ± 0.3017
10 1342 1342/1342 1342 ± 0 6.002 5.803/6.264 5.944 ± 0.4131
11 1342 1342/1342 1342 ± 0 6.353 6.125/6.529 6.259 ± 0.384
12 1342 1342/1342 1342 ± 0 6.496 6.324/6.696 6.455 ± 0.4174
13 1342 1342/1342 1342 ± 0 6.826 6.563/6.981 6.709 ± 0.4511
14 1342 1342/1342 1342 ± 0 6.711 6.378/7.009 6.648 ± 0.5802
15 1342 1342/1342 1342 ± 0 6.753 6.489/7.004 6.669 ± 0.5482
16 1342 1342/1342 1342 ± 0.00005847 4.081 3.919/4.313 4.114 ± 0.289
17 1342 1342/1342 1342 ± 0.00006026 4.143 3.941/4.394 4.169 ± 0.3237
Pipeline QA summary for this task.
Score Reason
1.00 0.00% data in VLASS2.1.sb38721252.eb38724758.59136.2917816088_split_split.ms flagged by statwt flagging agents
vis
/mnt/condor/execute/dir_226490/working/VLASS2.1.sb38721252.eb38724758.59136.2917816088_split_split.ms
overwrite_modelcol
False
output_dir
/mnt/condor/execute/dir_226490/working
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2022-07-16 05:52:28.753
End
2022-07-16 06:57:37.606
Duration
1:05:08.853
Note, WebLog generation is not included in the time.

CASA logs for stage 7