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 3.798 3.67/4.17 3.903 ± 0.2643
ea02 1342 1342/1342 1342 ± 0 5.759 5.475/6.299 5.959 ± 0.55
ea03 1342 1342/1342 1342 ± 0 5.715 5.276/6.469 5.85 ± 0.6016
ea04 1342 1342/1342 1342 ± 0.000008739 5.313 5.032/5.786 5.369 ± 0.4828
ea05 1342 1342/1342 1342 ± 0.00000893 5.535 5.132/6.209 5.687 ± 0.561
ea06 1342 1342/1342 1342 ± 0.000001847 5.388 4.903/5.919 5.497 ± 0.5897
ea07 1342 1342/1342 1342 ± 0 5.481 5.2/6.107 5.679 ± 0.6129
ea08 1342 1342/1342 1342 ± 0 5.885 5.498/6.626 6.087 ± 0.6043
ea09 1342 1342/1342 1342 ± 0 5.498 5.03/6.11 5.576 ± 0.5446
ea10 1342 1342/1342 1342 ± 0 5.097 4.806/5.857 5.324 ± 0.5396
ea11 1342 1342/1342 1342 ± 0.00003642 5.313 4.749/5.894 5.342 ± 0.5795
ea12 1342 1342/1342 1342 ± 0.00002493 5.211 5.151/6.065 5.461 ± 0.5327
ea13 1342 1342/1342 1342 ± 0 5.78 5.424/6.262 5.843 ± 0.5969
ea14 1342 1342/1342 1342 ± 0.000002262 5.713 5.361/6.379 5.815 ± 0.5442
ea15 1342 1342/1342 1342 ± 0.00002213 5.546 5.323/6.46 5.836 ± 0.6088
ea17 1342 1342/1342 1342 ± 0 5.598 5.489/6.55 5.947 ± 0.6116
ea18 1342 1342/1342 1342 ± 0 6.053 5.801/6.711 6.236 ± 0.5719
ea19 1342 1342/1342 1342 ± 0.000024 5.509 5.214/6.209 5.71 ± 0.5079
ea20 1342 1342/1342 1342 ± 0 5.68 5.343/6.379 5.829 ± 0.5327
ea21 1342 1342/1342 1342 ± 0 5.094 4.949/5.65 5.32 ± 0.454
ea22 1342 1342/1342 1342 ± 0 6.428 5.895/6.772 6.354 ± 0.4869
ea23 1342 1342/1342 1342 ± 0 5.568 5.191/6.165 5.697 ± 0.6104
ea24 1342 1342/1342 1342 ± 0 5.822 5.116/6.279 5.727 ± 0.5692
ea25 1342 1342/1342 1342 ± 0 6.142 5.496/6.602 6.177 ± 0.7118
ea28 1342 1342/1342 1342 ± 0 6.051 5.623/6.771 6.181 ± 0.6066
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 ± 0.00002438 5.281 5.063/5.537 5.252 ± 0.4334
5 1342 1342/1342 1342 ± 0.00002424 5.163 5.012/5.404 5.126 ± 0.4097
6 1342 1342/1342 1342 ± 0.00002438 5.054 4.796/5.218 4.981 ± 0.3851
7 1342 1342/1342 1342 ± 0.00002438 5.266 5.055/5.437 5.189 ± 0.3924
8 1342 1342/1342 1342 ± 0.00002438 5.216 4.989/5.419 5.153 ± 0.4289
9 1342 1342/1342 1342 ± 0.00002438 5.514 5.207/5.731 5.404 ± 0.4459
10 1342 1342/1342 1342 ± 0.00002396 5.971 5.759/6.15 5.878 ± 0.4787
11 1342 1342/1342 1342 ± 0.00002396 6.207 5.893/6.374 6.091 ± 0.4928
12 1342 1342/1342 1342 ± 0.00002396 6.289 6.071/6.472 6.214 ± 0.516
13 1342 1342/1342 1342 ± 0.00002396 6.702 6.311/6.911 6.602 ± 0.5603
14 1342 1342/1342 1342 ± 0.00002459 6.495 6.122/6.794 6.419 ± 0.6324
15 1342 1342/1342 1342 ± 0.00002396 6.406 6.144/6.704 6.36 ± 0.5403
16 1342 1342/1342 1342 ± 0.00003546 5.533 5.208/5.754 5.475 ± 0.5298
17 1342 1342/1342 1342 ± 0.0000385 5.408 5.142/5.713 5.358 ± 0.4991
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-07-18 09:09:00.261
End
2025-07-18 09:55:26.987
Duration
0:46:26.726
Note, WebLog generation is not included in the time.

CASA logs for stage 8