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

Statwt Summary Plot

VLASS3.2.sb45661340.eb45880388.60435.82083380787_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 6.216 5.697/6.642 6.218 ± 0.6058
ea02 1342 1342/1342 1342 ± 0 6.36 5.697/6.651 6.315 ± 0.617
ea03 1342 1342/1342 1342 ± 0 6.179 5.476/6.786 6.222 ± 0.7315
ea04 1342 1342/1342 1342 ± 0 5.596 5.085/6.017 5.637 ± 0.5473
ea05 1342 1342/1342 1342 ± 0 5.93 5.406/6.7 6.021 ± 0.6284
ea06 1342 1342/1342 1342 ± 0 6.03 5.159/6.156 5.793 ± 0.6247
ea07 1342 1342/1342 1342 ± 0 6.082 5.293/6.339 5.941 ± 0.656
ea08 1342 1342/1342 1342 ± 0 6.567 5.75/6.874 6.461 ± 0.6388
ea09 1342 1342/1342 1342 ± 0 5.774 5.258/6.513 5.887 ± 0.6474
ea10 1342 1342/1342 1342 ± 0 5.631 5.163/6.051 5.617 ± 0.5282
ea11 1342 1342/1342 1342 ± 0 5.515 5.263/6.32 5.746 ± 0.639
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 5.696 5.481/6.147 5.834 ± 0.4489
ea14 1342 1342/1342 1342 ± 0 6.117 5.582/6.486 6.142 ± 0.5159
ea15 1342 1342/1342 1342 ± 0 6.274 5.64/6.661 6.254 ± 0.6686
ea16 1342 1342/1342 1342 ± 0 6.238 5.868/6.785 6.369 ± 0.6998
ea17 1342 1342/1342 1342 ± 0 6.23 5.748/6.918 6.311 ± 0.6338
ea18 1342 1342/1342 1342 ± 0 6.359 5.817/6.912 6.313 ± 0.5972
ea19 1342 1342/1342 1342 ± 0 6.117 5.52/6.639 6.092 ± 0.584
ea20 1342 1342/1342 1342 ± 0 5.903 5.604/6.649 6.094 ± 0.5858
ea21 1342 1342/1342 1342 ± 0 5.54 5.184/6.049 5.658 ± 0.5198
ea22 1342 1342/1342 1342 ± 0 6.393 5.667/6.786 6.267 ± 0.6357
ea23 1342 1342/1342 1342 ± 0 6.276 5.548/6.468 6.194 ± 0.6569
ea24 1342 1342/1342 1342 ± 0 6.11 5.409/6.617 5.956 ± 0.6263
ea25 1342 1342/1342 1342 ± 0 6.455 5.719/6.989 6.493 ± 0.7756
ea27 1342 1342/1342 1342 ± 0 6.104 5.384/6.604 6.002 ± 0.6578
ea28 1342 1342/1342 1342 ± 0 6.198 5.757/6.903 6.332 ± 0.6048
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 ± 0.00002348 5.521 5.397/5.725 5.55 ± 0.2529
4 1342 1342/1342 1342 ± 0.00002446 5.333 5.164/5.679 5.399 ± 0.334
5 1342 1342/1342 1342 ± 0.00002348 5.478 5.231/5.72 5.474 ± 0.2907
6 1342 1342/1342 1342 ± 0.00002348 5.453 5.252/5.638 5.451 ± 0.2838
7 1342 1342/1342 1342 ± 0.00002348 5.519 5.365/5.701 5.501 ± 0.2363
8 1342 1342/1342 1342 ± 0.00002348 5.483 5.232/5.633 5.434 ± 0.2638
9 1342 1342/1342 1342 ± 0.00002348 5.762 5.608/5.975 5.754 ± 0.2692
10 1342 1342/1342 1342 ± 0.00002348 6.205 6.103/6.305 6.178 ± 0.2291
11 1342 1342/1342 1342 ± 0.00002348 6.449 6.258/6.571 6.403 ± 0.2484
12 1342 1342/1342 1342 ± 0.00002348 6.632 6.288/6.788 6.545 ± 0.2886
13 1342 1342/1342 1342 ± 0.00002348 7.017 6.812/7.255 6.983 ± 0.325
14 1342 1342/1342 1342 ± 0.00002348 7.202 6.93/7.426 7.185 ± 0.3393
15 1342 1342/1342 1342 ± 0.00002348 6.888 6.658/7.188 6.884 ± 0.366
16 1342 1342/1342 1342 ± 0.00002348 6.265 5.93/6.547 6.241 ± 0.3826
17 1342 1342/1342 1342 ± 0.00002348 6.213 6.003/6.411 6.196 ± 0.3391
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
overwrite_modelcol
False
Start time
2025-07-25 03:58:24.348
End
2025-07-25 05:14:32.464
Duration
1:16:08.116
Note, WebLog generation is not included in the time.

CASA logs for stage 8