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

Statwt Summary Plot

VLASS3.2.sb45459544.eb46165741.60472.10038270833_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 5.476 5.22/6.2 5.58 ± 0.8273
ea02 1342 1342/1342 1342 ± 0.000009956 5.73 5.284/6.39 5.752 ± 0.8674
ea03 1342 1342/1342 1342 ± 0 5.35 5.163/6.532 5.74 ± 0.7756
ea04 1342 1342/1342 1342 ± 0.00004467 5.119 4.957/6.025 5.228 ± 0.7384
ea05 1342 1342/1342 1342 ± 0.00004522 5.36 5.061/6.413 5.529 ± 0.8287
ea06 1342 1342/1342 1342 ± 0.00002039 5.183 4.815/6.019 5.363 ± 0.7281
ea07 1342 1342/1342 1342 ± 0.00002175 5.159 4.978/6.241 5.448 ± 0.9875
ea08 1342 1342/1342 1342 ± 0.000001214 5.655 5.443/6.74 5.908 ± 0.9609
ea09 1342 1342/1342 1342 ± 0.00004278 5.023 4.738/6.033 5.259 ± 0.692
ea10 1342 1342/1342 1342 ± 0.00003861 5.036 4.698/6.044 5.211 ± 0.7858
ea11 1342 1342/1342 1342 ± 0.00004825 5.251 4.558/6.19 5.251 ± 0.8833
ea12 1342 1342/1342 1342 ± 0.00004373 5.078 4.906/5.926 5.182 ± 0.7789
ea14 1342 1342/1342 1342 ± 0.00004472 5.517 5.263/6.446 5.604 ± 0.8031
ea15 1342 1342/1342 1342 ± 0.00004705 5.493 5.409/6.589 5.698 ± 0.8756
ea16 1342 1342/1342 1342 ± 0.00001799 5.718 5.266/6.517 5.788 ± 0.8721
ea17 1342 1342/1342 1342 ± 0.00002134 5.605 5.27/6.49 5.686 ± 1.047
ea18 1342 1342/1342 1342 ± 0 5.73 5.519/6.864 5.99 ± 0.9071
ea19 1342 1342/1342 1342 ± 0.00003753 5.126 5.023/6.329 5.434 ± 0.8612
ea20 1342 1342/1342 1342 ± 0.00002504 5.848 5.659/6.836 6.081 ± 0.8166
ea21 1342 1342/1342 1342 ± 0 5.107 4.975/5.91 5.339 ± 0.6226
ea22 1342 1342/1342 1342 ± 0 5.578 5.16/6.435 5.665 ± 0.8948
ea23 1342 1342/1342 1342 ± 0.00004091 5.504 5.185/6.359 5.607 ± 0.8537
ea24 1342 1342/1342 1342 ± 0.00000123 5.32 5.056/6.459 5.696 ± 0.6803
ea25 1342 1342/1342 1342 ± 0.000003252 5.718 5.353/6.853 6.06 ± 0.8955
ea27 1342 1342/1342 1342 ± 0.000008586 5.386 5.062/6.365 5.537 ± 0.7435
ea28 1342 1342/1342 1342 ± 0 5.768 5.609/6.794 6.098 ± 0.6771
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 ± 0.00002349 5.146 4.971/5.277 5.162 ± 0.2629
3 1342 1342/1342 1342 ± 0.00004037 3.559 2.991/3.839 3.447 ± 0.5522
5 1342 1342/1342 1342 ± 0.0000235 5.081 4.953/5.466 5.156 ± 0.3367
6 1342 1342/1342 1342 ± 0.00002349 5.233 5.009/5.516 5.245 ± 0.2863
7 1342 1342/1342 1342 ± 0.00002349 5.281 5.021/5.447 5.244 ± 0.2582
8 1342 1342/1342 1342 ± 0.00002349 5.237 5.057/5.458 5.243 ± 0.2865
9 1342 1342/1342 1342 ± 0.00002349 5.521 5.342/5.746 5.528 ± 0.3049
10 1342 1342/1342 1342 ± 0.00002349 6.11 5.942/6.256 6.1 ± 0.2776
11 1342 1342/1342 1342 ± 0.00002349 6.393 6.198/6.508 6.38 ± 0.2752
12 1342 1342/1342 1342 ± 0.00002349 6.573 6.3/6.665 6.53 ± 0.313
13 1342 1342/1342 1342 ± 0.00002349 6.847 6.412/7.053 6.807 ± 0.385
14 1342 1342/1342 1342 ± 0.00004146 5.957 5.467/6.47 6.021 ± 0.6403
15 1342 1342/1342 1342 ± 0.00002349 6.653 6.273/6.982 6.63 ± 0.3681
16 1342 1342/1342 1342 ± 0.00006066 4.179 4.004/4.509 4.331 ± 0.491
17 1342 1342/1342 1342 ± 0.0000604 4.263 4.069/4.559 4.342 ± 0.37
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-07-22 22:21:48.610
End
2025-07-22 23:19:20.628
Duration
0:57:32.019
Note, WebLog generation is not included in the time.

CASA logs for stage 8