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

Statwt Summary Plot

VLASS3.2.sb45489670.eb46132517.60459.18880607639_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 6.045 5.601/6.528 5.858 ± 0.9159
ea02 1342 1342/1342 1342 ± 0.000008483 6.146 5.507/6.448 5.976 ± 0.9052
ea03 1342 1342/1342 1342 ± 0 6.043 5.355/6.65 5.965 ± 0.7035
ea04 1342 1342/1342 1342 ± 0.00000126 5.462 4.959/5.987 5.434 ± 0.6102
ea05 1342 1342/1342 1342 ± 0.00001045 5.482 5.127/6.362 5.58 ± 0.8487
ea06 1342 1342/1342 1342 ± 0 5.669 4.974/5.989 5.509 ± 0.6984
ea07 1342 1342/1342 1342 ± 0 5.94 5.066/6.147 5.693 ± 0.8618
ea08 1342 1342/1342 1342 ± 0 6.041 5.349/6.497 5.895 ± 0.8223
ea09 1342 1342/1342 1342 ± 0.000002182 5.555 5.019/6.315 5.661 ± 0.7174
ea10 1342 1342/1342 1342 ± 0 5.34 5.112/6.073 5.52 ± 0.5933
ea11 1342 1342/1342 1342 ± 0.00002249 5.437 5.087/6.28 5.463 ± 0.9241
ea12 1342 1342/1342 1342 ± 0 5.345 5.251/6.239 5.526 ± 0.6999
ea14 1342 1342/1342 1342 ± 0.00001476 5.657 5.384/6.432 5.785 ± 0.7329
ea15 1342 1342/1342 1342 ± 0.00001303 6.109 5.484/6.663 5.944 ± 1.091
ea16 1342 1342/1342 1342 ± 0 6.011 5.537/6.584 6.037 ± 0.6934
ea17 1342 1342/1342 1342 ± 0 6.085 5.582/6.904 6.138 ± 0.6869
ea18 1342 1342/1342 1342 ± 0 6.427 5.733/7.077 6.248 ± 0.8786
ea19 1342 1342/1342 1342 ± 0 5.639 5.29/6.59 5.747 ± 0.8053
ea20 1342 1342/1342 1342 ± 0 6.55 5.749/7.016 6.248 ± 0.904
ea22 1342 1342/1342 1342 ± 0 5.631 5.111/6.112 5.51 ± 0.6896
ea23 1342 1342/1342 1342 ± 0.000009315 5.536 5.38/6.358 5.848 ± 0.7262
ea24 1342 1342/1342 1342 ± 0 6.024 4.873/6.396 5.652 ± 0.8886
ea25 1342 1342/1342 1342 ± 0 6.427 5.549/6.863 6.236 ± 0.9189
ea27 1342 1342/1342 1342 ± 0 5.585 5.176/6.421 5.671 ± 0.7868
ea28 1342 1342/1342 1342 ± 0 6.396 5.715/7.022 6.241 ± 0.9005
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 ± 0.00002393 5.403 5.246/5.607 5.407 ± 0.3384
3 1342 1342/1342 1342 ± 0.00003002 3.729 3.269/4.056 3.652 ± 0.5234
4 1342 1342/1342 1342 ± 0.00002785 4.634 4.443/4.822 4.612 ± 0.3082
5 1342 1342/1342 1342 ± 0.00002393 5.352 5.106/5.641 5.356 ± 0.3247
6 1342 1342/1342 1342 ± 0.00002393 5.141 4.941/5.407 5.163 ± 0.285
7 1342 1342/1342 1342 ± 0.00002393 5.36 5.128/5.537 5.339 ± 0.2498
8 1342 1342/1342 1342 ± 0.00002393 5.337 5.083/5.536 5.315 ± 0.309
9 1342 1342/1342 1342 ± 0.00002393 5.608 5.421/5.821 5.617 ± 0.2859
10 1342 1342/1342 1342 ± 0.00002393 6.099 5.974/6.23 6.086 ± 0.254
11 1342 1342/1342 1342 ± 0.00002393 6.331 6.114/6.431 6.315 ± 0.275
12 1342 1342/1342 1342 ± 0.00002393 6.459 6.267/6.658 6.489 ± 0.3133
13 1342 1342/1342 1342 ± 0.00002393 6.905 6.754/7.149 6.96 ± 0.3534
14 1342 1342/1342 1342 ± 0.00002393 6.946 6.603/7.344 6.986 ± 0.4337
15 1342 1342/1342 1342 ± 0.00002393 6.792 6.434/7.063 6.737 ± 0.3389
16 1342 1342/1342 1342 ± 0.00002916 6.077 5.566/6.251 5.985 ± 0.4765
17 1342 1342/1342 1342 ± 0.00002728 5.986 5.605/6.171 5.928 ± 0.4174
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS3.2.sb45489670.eb46132517.60459.18880607639_split_split.ms
Start time
2025-07-31 01:25:42.329
End
2025-07-31 02:10:35.887
Duration
0:44:53.558
Note, WebLog generation is not included in the time.

CASA logs for stage 8