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

Statwt Summary Plot

VLASS3.2.sb45620914.eb45877486.60435.49343803241_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 5.894 5.387/6.529 5.948 ± 0.8156
ea02 1342 1342/1342 1342 ± 0 6.041 5.441/6.382 5.982 ± 0.7598
ea03 1342 1342/1342 1342 ± 0.000002161 6.108 5.382/6.751 6.1 ± 0.788
ea04 1342 1342/1342 1342 ± 0 5.551 4.961/5.992 5.471 ± 0.6865
ea05 1342 1342/1342 1342 ± 0 5.91 5.25/6.68 5.877 ± 0.7671
ea06 1342 1342/1342 1342 ± 0 5.887 5.011/6.078 5.69 ± 0.6698
ea07 1342 1342/1342 1342 ± 0 5.829 5.111/6.328 5.783 ± 0.85
ea08 1342 1342/1342 1342 ± 0 6.333 5.587/6.779 6.261 ± 0.7656
ea09 1342 1342/1342 1342 ± 0 5.631 5.045/6.384 5.741 ± 0.6668
ea10 1342 1342/1342 1342 ± 0 5.532 4.97/6 5.448 ± 0.7433
ea11 1342 1342/1342 1342 ± 0.000001736 5.342 5.06/6.197 5.525 ± 0.7562
ea13 1342 1342/1342 1342 ± 0 6.114 5.448/6.35 5.98 ± 0.601
ea14 1342 1342/1342 1342 ± 0 5.889 5.401/6.467 5.855 ± 0.8792
ea15 1342 1342/1342 1342 ± 0 6.144 5.506/6.563 6.122 ± 0.7067
ea16 1342 1342/1342 1342 ± 0 6.196 5.557/6.708 6.11 ± 0.8137
ea17 1342 1342/1342 1342 ± 0 6.224 5.602/7.064 6.195 ± 0.902
ea18 1342 1342/1342 1342 ± 0 6.354 5.833/6.989 6.413 ± 0.7632
ea19 1342 1342/1342 1342 ± 0 6.03 5.327/6.595 5.887 ± 0.7593
ea20 1342 1342/1342 1342 ± 0 5.869 5.425/6.354 5.917 ± 0.7186
ea21 1342 1342/1342 1342 ± 0 5.59 5.15/6.078 5.626 ± 0.5563
ea22 1342 1342/1342 1342 ± 0 6.157 5.591/6.703 6.169 ± 0.7792
ea23 1342 1342/1342 1342 ± 0 6.05 5.354/6.39 5.924 ± 0.9082
ea24 1342 1342/1342 1342 ± 0 6.066 5.244/6.458 5.833 ± 0.6381
ea25 1342 1342/1342 1342 ± 0 6.521 5.666/6.985 6.382 ± 0.9081
ea27 1342 1342/1342 1342 ± 0 5.824 5.113/6.481 5.723 ± 0.8161
ea28 1342 1342/1342 1342 ± 0 6.326 5.623/6.924 6.291 ± 0.6523
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 5.402 5.232/5.564 5.406 ± 0.2366
3 1342 1342/1342 1342 ± 0.00003001 4.117 3.784/4.671 4.214 ± 0.5911
4 1342 1342/1342 1342 ± 0.00002425 5.054 4.84/5.251 5.052 ± 0.2414
5 1342 1342/1342 1342 ± 0.00002349 5.326 5.072/5.594 5.321 ± 0.2985
6 1342 1342/1342 1342 ± 0.00002349 5.283 5.017/5.398 5.252 ± 0.2861
7 1342 1342/1342 1342 ± 0.00002349 5.422 5.248/5.562 5.399 ± 0.2437
8 1342 1342/1342 1342 ± 0.00002349 5.347 5.147/5.504 5.348 ± 0.2679
9 1342 1342/1342 1342 ± 0.00002349 5.67 5.538/5.878 5.688 ± 0.2764
10 1342 1342/1342 1342 ± 0.00002349 6.187 6.063/6.305 6.163 ± 0.2536
11 1342 1342/1342 1342 ± 0.00002349 6.374 6.181/6.551 6.375 ± 0.2562
12 1342 1342/1342 1342 ± 0.00002349 6.526 6.33/6.746 6.535 ± 0.3133
13 1342 1342/1342 1342 ± 0.00002349 6.974 6.692/7.223 6.972 ± 0.3282
14 1342 1342/1342 1342 ± 0.00002349 7.21 6.892/7.435 7.178 ± 0.3527
15 1342 1342/1342 1342 ± 0.00002349 6.798 6.592/7.15 6.861 ± 0.3629
16 1342 1342/1342 1342 ± 0.00002349 6.154 5.911/6.466 6.21 ± 0.4094
17 1342 1342/1342 1342 ± 0.00002349 6.215 5.993/6.405 6.203 ± 0.349
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45620914.eb45877486.60435.49343803241_split_split.ms
datacolumn
residual_data
Start time
2025-07-29 03:03:25.539
End
2025-07-29 03:55:26.031
Duration
0:52:00.492
Note, WebLog generation is not included in the time.

CASA logs for stage 8