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

Statwt Summary Plot

VLASS3.2.sb45665927.eb46086746.60447.529309328704_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 6.251 5.558/6.656 6.194 ± 0.6697
ea02 1342 1342/1342 1342 ± 0.000004794 6.303 5.564/6.547 6.217 ± 0.6521
ea03 1342 1342/1342 1342 ± 0 6.315 5.492/6.979 6.328 ± 0.7817
ea04 1342 1342/1342 1342 ± 0.000004692 5.691 5.12/6.091 5.663 ± 0.6423
ea05 1342 1342/1342 1342 ± 0 6.14 5.297/6.745 6.035 ± 0.7223
ea06 1342 1342/1342 1342 ± 0 6.295 5.261/6.521 6.016 ± 0.7096
ea07 1342 1342/1342 1342 ± 0 6.216 5.313/6.613 6.082 ± 0.7866
ea08 1342 1342/1342 1342 ± 0 6.663 5.662/6.868 6.43 ± 0.716
ea09 1342 1342/1342 1342 ± 0 5.741 5.082/6.472 5.777 ± 0.7214
ea10 1342 1342/1342 1342 ± 0 5.925 5.184/6.33 5.803 ± 0.6463
ea11 1342 1342/1342 1342 ± 0 5.81 5.363/6.571 5.905 ± 0.7331
ea12 1342 1342/1342 1342 ± 0 5.742 5.152/6.343 5.809 ± 0.6449
ea13 1342 1342/1342 1342 ± 0 6.078 5.4/6.307 5.967 ± 0.5653
ea14 1342 1342/1342 1342 ± 0 6.199 5.536/6.536 6.139 ± 0.6438
ea15 1342 1342/1342 1342 ± 0 6.197 5.524/6.589 6.102 ± 0.7252
ea16 1342 1342/1342 1342 ± 0 6.377 5.861/6.906 6.441 ± 0.7186
ea17 1342 1342/1342 1342 ± 0 6.288 5.741/7.165 6.43 ± 0.7587
ea18 1342 1342/1342 1342 ± 0 6.5 5.806/7.152 6.439 ± 0.7329
ea19 1342 1342/1342 1342 ± 0 6.195 5.435/6.694 6.118 ± 0.679
ea20 1342 1342/1342 1342 ± 0 6.498 5.811/7.146 6.462 ± 0.723
ea21 1342 1342/1342 1342 ± 0 5.616 5.233/6.081 5.682 ± 0.5497
ea22 1342 1342/1342 1342 ± 0 6.285 5.543/6.617 6.104 ± 0.6716
ea23 1342 1342/1342 1342 ± 0 6.22 5.374/6.348 6.054 ± 0.7245
ea24 1342 1342/1342 1342 ± 0 6.278 5.121/6.68 5.87 ± 0.8785
ea25 1342 1342/1342 1342 ± 0 6.755 5.895/7.3 6.706 ± 0.8449
ea27 1342 1342/1342 1342 ± 0 6.157 5.272/6.621 6.038 ± 0.7065
ea28 1342 1342/1342 1342 ± 0 6.404 5.746/7.026 6.365 ± 0.7119
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 ± 0.00002326 5.4 5.181/5.548 5.38 ± 0.2626
4 1342 1342/1342 1342 ± 0.00002353 5.298 5.086/5.411 5.275 ± 0.3743
5 1342 1342/1342 1342 ± 0.00002326 5.4 5.242/5.664 5.437 ± 0.294
6 1342 1342/1342 1342 ± 0.00002326 5.333 5.085/5.507 5.286 ± 0.2912
7 1342 1342/1342 1342 ± 0.00002326 5.458 5.295/5.735 5.488 ± 0.2397
8 1342 1342/1342 1342 ± 0.00002326 5.467 5.234/5.638 5.468 ± 0.2787
9 1342 1342/1342 1342 ± 0.00002326 5.795 5.683/5.96 5.796 ± 0.2839
10 1342 1342/1342 1342 ± 0.00002326 6.297 6.202/6.372 6.275 ± 0.2543
11 1342 1342/1342 1342 ± 0.00002326 6.486 6.293/6.68 6.498 ± 0.2656
12 1342 1342/1342 1342 ± 0.00002326 6.619 6.359/6.904 6.637 ± 0.3192
13 1342 1342/1342 1342 ± 0.00002326 7.092 6.915/7.431 7.132 ± 0.3332
14 1342 1342/1342 1342 ± 0.00002326 7.326 7.061/7.566 7.323 ± 0.3382
15 1342 1342/1342 1342 ± 0.00002326 7.012 6.664/7.223 6.996 ± 0.346
16 1342 1342/1342 1342 ± 0.00002326 6.427 6.147/6.698 6.413 ± 0.3602
17 1342 1342/1342 1342 ± 0.00002326 6.384 6.114/6.567 6.339 ± 0.3524
overwrite_modelcol
False
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-29 04:25:15.536
End
2025-07-29 05:29:03.122
Duration
1:03:47.586
Note, WebLog generation is not included in the time.

CASA logs for stage 8