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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 5.453 5.307/6.033 5.657 ± 0.448
ea02 1342 1342/1342 1342 ± 0 6.099 5.685/6.48 6.28 ± 0.5771
ea03 1342 1342/1342 1342 ± 0 6.12 5.526/6.726 6.157 ± 0.6275
ea04 1342 1342/1342 1342 ± 0.000002244 5.494 5.225/6.004 5.572 ± 0.4825
ea05 1342 1342/1342 1342 ± 0.000002591 5.653 5.405/6.432 5.912 ± 0.5773
ea06 1342 1342/1342 1342 ± 0 5.813 5.145/6.055 5.759 ± 0.573
ea07 1342 1342/1342 1342 ± 0 5.924 5.355/6.298 5.978 ± 0.6627
ea08 1342 1342/1342 1342 ± 0 6.246 5.774/6.79 6.385 ± 0.5935
ea09 1342 1342/1342 1342 ± 0 5.729 5.209/6.383 5.807 ± 0.5927
ea10 1342 1342/1342 1342 ± 0 5.394 5.15/6.034 5.574 ± 0.5286
ea11 1342 1342/1342 1342 ± 0.00001748 5.525 4.972/6.169 5.573 ± 0.6283
ea12 1342 1342/1342 1342 ± 0.000003427 5.566 5.428/6.284 5.784 ± 0.5295
ea13 1342 1342/1342 1342 ± 0 6.11 5.654/6.393 6.091 ± 0.6071
ea14 1342 1342/1342 1342 ± 0 6.047 5.681/6.606 6.165 ± 0.5373
ea15 1342 1342/1342 1342 ± 0.000006722 6.015 5.689/6.691 6.25 ± 0.6681
ea17 1342 1342/1342 1342 ± 0 6.081 5.837/7.002 6.288 ± 0.6609
ea18 1342 1342/1342 1342 ± 0 6.512 6.04/7.168 6.576 ± 0.6105
ea19 1342 1342/1342 1342 ± 0.000001832 5.792 5.493/6.529 5.995 ± 0.542
ea20 1342 1342/1342 1342 ± 0 6.193 5.714/6.729 6.255 ± 0.5607
ea21 1342 1342/1342 1342 ± 0 5.395 5.224/5.866 5.565 ± 0.4633
ea22 1342 1342/1342 1342 ± 0 6.253 5.97/6.926 6.38 ± 0.5838
ea23 1342 1342/1342 1342 ± 0.00000797 5.77 5.509/6.342 5.98 ± 0.6178
ea24 1342 1342/1342 1342 ± 0 6.096 5.32/6.491 5.95 ± 0.5922
ea25 1342 1342/1342 1342 ± 0 6.5 5.796/6.901 6.499 ± 0.7398
ea28 1342 1342/1342 1342 ± 0 6.369 5.859/7.038 6.42 ± 0.6345
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 ± 0.00002393 5.544 5.304/5.697 5.533 ± 0.2857
5 1342 1342/1342 1342 ± 0.00002393 5.453 5.276/5.729 5.51 ± 0.3305
6 1342 1342/1342 1342 ± 0.00002393 5.285 5.035/5.522 5.293 ± 0.32
7 1342 1342/1342 1342 ± 0.00002393 5.519 5.32/5.69 5.51 ± 0.2671
8 1342 1342/1342 1342 ± 0.00002393 5.451 5.182/5.67 5.44 ± 0.2938
9 1342 1342/1342 1342 ± 0.00002393 5.725 5.572/5.965 5.735 ± 0.3122
10 1342 1342/1342 1342 ± 0.00002393 6.172 6.01/6.357 6.143 ± 0.2853
11 1342 1342/1342 1342 ± 0.00002393 6.372 6.112/6.562 6.347 ± 0.316
12 1342 1342/1342 1342 ± 0.00002393 6.491 6.28/6.733 6.502 ± 0.3553
13 1342 1342/1342 1342 ± 0.00002393 6.976 6.604/7.207 6.952 ± 0.3766
14 1342 1342/1342 1342 ± 0.00002393 7.099 6.645/7.422 7.019 ± 0.443
15 1342 1342/1342 1342 ± 0.00002393 6.783 6.432/7.089 6.738 ± 0.3841
16 1342 1342/1342 1342 ± 0.00002578 5.961 5.554/6.213 5.921 ± 0.4341
17 1342 1342/1342 1342 ± 0.00002663 5.888 5.521/6.167 5.832 ± 0.424
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
Start time
2025-07-19 08:21:37.112
End
2025-07-19 09:10:27.189
Duration
0:48:50.077
Note, WebLog generation is not included in the time.

CASA logs for stage 8