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

Statwt Summary Plot

VLASS3.2.sb45458712.eb46169388.60476.06293818287_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 5.55 5.374/6.184 5.705 ± 0.7323
ea02 1342 1342/1342 1342 ± 0.00002327 5.548 5.297/6.317 5.679 ± 0.654
ea03 1342 1342/1342 1342 ± 0.00002439 5.428 5.234/6.329 5.717 ± 0.6172
ea04 1342 1342/1342 1342 ± 0.00003348 5.209 4.896/6.016 5.321 ± 0.6189
ea05 1342 1342/1342 1342 ± 0.00004127 5.297 5.027/6.216 5.503 ± 0.7186
ea06 1342 1342/1342 1342 ± 0 5.372 4.868/5.846 5.355 ± 0.5559
ea07 1342 1342/1342 1342 ± 0.00002268 5.151 4.925/6.128 5.456 ± 0.6667
ea08 1342 1342/1342 1342 ± 0.000008954 5.592 5.424/6.654 5.841 ± 0.8002
ea09 1342 1342/1342 1342 ± 0.00002124 5.142 4.884/5.698 5.294 ± 0.5752
ea10 1342 1342/1342 1342 ± 0.00003431 4.702 4.512/4.928 4.64 ± 0.4123
ea11 1342 1342/1342 1342 ± 0.00004486 5.521 4.871/6.35 5.585 ± 0.8398
ea12 1342 1342/1342 1342 ± 0.00002043 5.179 4.823/5.819 5.263 ± 0.611
ea14 1342 1342/1342 1342 ± 0.00003681 5.369 5.157/6.233 5.58 ± 0.67
ea15 1342 1342/1342 1342 ± 0.00004283 5.521 5.225/6.229 5.623 ± 0.768
ea16 1342 1342/1342 1342 ± 0 5.743 5.282/6.363 5.836 ± 0.6691
ea17 1342 1342/1342 1342 ± 0.00002851 5.691 5.313/6.501 5.88 ± 0.7511
ea18 1342 1342/1342 1342 ± 0.00002224 5.706 5.406/6.687 5.846 ± 0.8373
ea19 1342 1342/1342 1342 ± 0.000002392 5.344 5.147/6.237 5.512 ± 0.6925
ea20 1342 1342/1342 1342 ± 0 5.84 5.58/6.751 6.116 ± 0.6756
ea21 1342 1342/1342 1342 ± 0 5.104 4.941/5.772 5.294 ± 0.5352
ea22 1342 1342/1342 1342 ± 0.00001184 5.496 5.084/6.297 5.571 ± 0.6712
ea23 1342 1342/1342 1342 ± 0.00003317 5.576 5.023/6.31 5.653 ± 0.7287
ea24 1342 1342/1342 1342 ± 0 5.437 5.118/6.284 5.668 ± 0.6091
ea25 1342 1342/1342 1342 ± 0 5.904 5.453/6.566 6.121 ± 0.7631
ea27 1342 1342/1342 1342 ± 0 5.153 4.974/5.98 5.337 ± 0.7012
ea28 1342 1342/1342 1342 ± 0 5.81 5.648/6.696 6.074 ± 0.6513
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 ± 0.00002364 5.275 5.028/5.363 5.218 ± 0.2606
5 1342 1342/1342 1342 ± 0.00002705 5.099 4.937/5.377 5.14 ± 0.3053
6 1342 1342/1342 1342 ± 0.00002349 5.161 4.925/5.412 5.168 ± 0.271
7 1342 1342/1342 1342 ± 0.00002349 5.299 5.13/5.462 5.279 ± 0.2672
8 1342 1342/1342 1342 ± 0.00002349 5.243 5.021/5.493 5.247 ± 0.3243
9 1342 1342/1342 1342 ± 0.00002349 5.516 5.376/5.814 5.545 ± 0.3262
10 1342 1342/1342 1342 ± 0.00002349 6.006 5.825/6.177 5.973 ± 0.3282
11 1342 1342/1342 1342 ± 0.00002349 6.303 6.128/6.499 6.256 ± 0.3467
12 1342 1342/1342 1342 ± 0.00002349 6.42 6.18/6.61 6.399 ± 0.4235
13 1342 1342/1342 1342 ± 0.00002349 6.679 6.454/7.024 6.686 ± 0.5423
14 1342 1342/1342 1342 ± 0.00002572 5.684 5.412/6.197 5.882 ± 0.6467
15 1342 1342/1342 1342 ± 0.00002349 6.226 5.928/6.578 6.199 ± 0.4833
16 1342 1342/1342 1342 ± 0.00005716 4.571 4.363/4.973 4.71 ± 0.5198
17 1342 1342/1342 1342 ± 0.00005495 4.486 4.315/4.774 4.575 ± 0.3944
overwrite_modelcol
False
vis
VLASS3.2.sb45458712.eb46169388.60476.06293818287_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-07-26 18:06:47.326
End
2025-07-26 19:09:22.130
Duration
1:02:34.805
Note, WebLog generation is not included in the time.

CASA logs for stage 8