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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.936 5.436/6.228 5.851 ± 0.4529
ea02 1342 1342/1342 1342 ± 0.00001048 6.176 5.754/6.6 6.144 ± 0.5583
ea05 1342 1342/1342 1342 ± 0 5.954 5.44/6.406 5.899 ± 0.614
ea06 1342 1342/1342 1342 ± 0 4.9 4.78/5.287 5.004 ± 0.3038
ea07 1342 1342/1342 1342 ± 0.00002186 5.861 5.528/5.948 5.814 ± 0.4519
ea08 1342 1342/1342 1342 ± 0.000001315 6.175 5.852/6.832 6.361 ± 0.5828
ea09 1342 1342/1342 1342 ± 0 5.517 5.118/5.968 5.581 ± 0.479
ea10 1342 1342/1342 1342 ± 0.000003477 5.705 5.424/6.62 5.939 ± 0.618
ea11 1342 1342/1342 1342 ± 0.000002277 6.07 5.704/6.527 6.098 ± 0.5353
ea12 1342 1342/1342 1342 ± 0.000001315 6.043 5.503/6.531 6.084 ± 0.586
ea13 1342 1342/1342 1342 ± 0 6.423 5.914/6.584 6.295 ± 0.4839
ea14 1342 1342/1342 1342 ± 0.000001315 5.88 5.536/6.608 6.044 ± 0.6277
ea15 1342 1342/1342 1342 ± 0 5.921 5.351/6.385 5.951 ± 0.643
ea16 1342 1342/1342 1342 ± 0 5.312 5.187/5.522 5.292 ± 0.2722
ea17 1342 1342/1342 1342 ± 0.000001315 6.34 5.96/6.593 6.345 ± 0.5528
ea18 1342 1342/1342 1342 ± 0 5.328 5.02/5.822 5.388 ± 0.4844
ea19 1342 1342/1342 1342 ± 0 6.252 5.625/6.687 6.184 ± 0.587
ea20 1342 1342/1342 1342 ± 0 6.461 5.884/6.829 6.413 ± 0.5836
ea21 1342 1342/1342 1342 ± 0.000001315 5.706 5.52/6.326 5.906 ± 0.5086
ea22 1342 1342/1342 1342 ± 0 6.168 5.474/6.467 5.949 ± 0.6036
ea23 1342 1342/1342 1342 ± 0.000008989 5.807 5.645/6.49 6.121 ± 0.6469
ea25 1342 1342/1342 1342 ± 0 5.479 5.343/5.697 5.493 ± 0.1693
ea26 1342 1342/1342 1342 ± 0 5.792 5.673/6.457 6.073 ± 0.4583
ea27 1342 1342/1342 1342 ± 0.00003696 5.669 5.539/6.488 5.885 ± 0.532
ea28 1342 1342/1342 1342 ± 0.000002939 5.855 5.625/6.592 6.095 ± 0.5952
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 ± 0.00002392 5.558 5.297/5.758 5.496 ± 0.2994
4 1342 1342/1342 1342 ± 0.00002401 5.486 5.279/5.661 5.449 ± 0.3774
5 1342 1342/1342 1342 ± 0.00002392 5.513 5.405/5.601 5.487 ± 0.2858
6 1342 1342/1342 1342 ± 0.00002392 5.462 5.329/5.569 5.438 ± 0.2771
7 1342 1342/1342 1342 ± 0.00002392 5.495 5.34/5.633 5.476 ± 0.2538
8 1342 1342/1342 1342 ± 0.00002392 5.509 5.274/5.622 5.439 ± 0.2919
9 1342 1342/1342 1342 ± 0.00002392 5.787 5.6/5.982 5.714 ± 0.3428
10 1342 1342/1342 1342 ± 0.00002489 6.209 5.978/6.328 6.114 ± 0.341
11 1342 1342/1342 1342 ± 0.00002489 6.458 6.286/6.589 6.35 ± 0.3783
12 1342 1342/1342 1342 ± 0.00002489 6.541 6.298/6.699 6.483 ± 0.3841
13 1342 1342/1342 1342 ± 0.00002489 6.95 6.699/7.126 6.879 ± 0.4123
14 1342 1342/1342 1342 ± 0.00002536 7.152 6.909/7.328 7.047 ± 0.4667
15 1342 1342/1342 1342 ± 0.00002578 6.49 6.315/6.661 6.419 ± 0.3972
16 1342 1342/1342 1342 ± 0.0000342 6.054 5.748/6.359 6.007 ± 0.4171
17 1342 1342/1342 1342 ± 0.00003578 6.059 5.777/6.29 6.003 ± 0.3925
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-05-01 06:09:58.774
End
2024-05-01 07:02:41.094
Duration
0:52:42.320
Note, WebLog generation is not included in the time.

CASA logs for stage 7