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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.449 5.213/6.254 5.627 ± 0.8889
ea02 1342 1342/1342 1342 ± 0.00002282 5.543 5.142/6.311 5.546 ± 0.9554
ea03 1342 1342/1342 1342 ± 0.00000418 5.25 5.081/6.543 5.629 ± 0.8709
ea04 1342 1342/1342 1342 ± 0.0000454 5.102 4.878/5.99 5.264 ± 0.7328
ea05 1342 1342/1342 1342 ± 0.0000474 5.296 5.015/6.279 5.453 ± 0.8874
ea06 1342 1342/1342 1342 ± 0.000009456 4.848 4.754/5.828 5.243 ± 0.743
ea07 1342 1342/1342 1342 ± 0.0000298 4.917 4.799/6.07 5.313 ± 0.9136
ea08 1342 1342/1342 1342 ± 0.000001125 5.509 5.191/6.6 5.717 ± 0.9327
ea09 1342 1342/1342 1342 ± 0.00004521 5.016 4.764/5.953 5.199 ± 0.784
ea10 1342 1342/1342 1342 ± 0.00004655 4.822 4.405/5.842 5.008 ± 0.8108
ea11 1342 1342/1342 1342 ± 0.00004839 5.145 4.5/6.272 5.253 ± 0.9252
ea12 1342 1342/1342 1342 ± 0.00004258 5.061 4.876/5.843 5.268 ± 0.7109
ea14 1342 1342/1342 1342 ± 0.00004691 5.359 5.255/6.364 5.571 ± 0.7858
ea15 1342 1342/1342 1342 ± 0.00004808 5.306 4.868/6.42 5.546 ± 0.9286
ea16 1342 1342/1342 1342 ± 0.00001195 5.564 5.103/6.504 5.707 ± 0.874
ea17 1342 1342/1342 1342 ± 0.00004105 5.396 5.037/6.339 5.613 ± 0.9235
ea18 1342 1342/1342 1342 ± 0 5.488 5.295/6.726 5.819 ± 0.8709
ea19 1342 1342/1342 1342 ± 0.00003779 5.279 5.102/6.249 5.525 ± 0.7872
ea21 1342 1342/1342 1342 ± 0.00000418 4.867 4.761/5.726 5.119 ± 0.6801
ea22 1342 1342/1342 1342 ± 0.000002249 5.439 4.95/6.237 5.501 ± 0.8236
ea23 1342 1342/1342 1342 ± 0.0000457 5.441 5.061/6.265 5.594 ± 0.8393
ea24 1342 1342/1342 1342 ± 0.00002084 5.187 5.033/6.409 5.574 ± 0.7783
ea25 1342 1342/1342 1342 ± 0.000005504 5.662 5.257/6.718 5.924 ± 0.9407
ea27 1342 1342/1342 1342 ± 0.000009315 5.123 4.922/6.396 5.48 ± 0.7972
ea28 1342 1342/1342 1342 ± 0.00002624 5.644 5.5/6.739 5.89 ± 0.9104
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 ± 0.00002392 5.079 4.886/5.216 5.034 ± 0.3163
4 1342 1342/1342 1342 ± 0.00005304 3.743 3.6/4.022 3.821 ± 0.2956
5 1342 1342/1342 1342 ± 0.00002418 5.087 4.836/5.313 5.076 ± 0.3016
6 1342 1342/1342 1342 ± 0.00002392 5.077 4.882/5.334 5.08 ± 0.2644
7 1342 1342/1342 1342 ± 0.00002392 5.152 5.016/5.269 5.127 ± 0.2299
8 1342 1342/1342 1342 ± 0.00002392 5.09 4.925/5.24 5.081 ± 0.2541
9 1342 1342/1342 1342 ± 0.00002392 5.437 5.246/5.649 5.409 ± 0.2579
10 1342 1342/1342 1342 ± 0.00002392 5.972 5.843/6.122 5.955 ± 0.2556
11 1342 1342/1342 1342 ± 0.00002392 6.28 6.065/6.366 6.234 ± 0.2638
12 1342 1342/1342 1342 ± 0.00002392 6.429 6.224/6.583 6.399 ± 0.3035
13 1342 1342/1342 1342 ± 0.00002392 6.727 6.483/7.004 6.745 ± 0.3191
14 1342 1342/1342 1342 ± 0.00004105 6.252 6.039/6.545 6.34 ± 0.4589
15 1342 1342/1342 1342 ± 0.00002392 6.551 6.295/6.903 6.595 ± 0.3616
16 1342 1342/1342 1342 ± 0.00006083 4.439 4.23/4.744 4.514 ± 0.3908
17 1342 1342/1342 1342 ± 0.00006101 4.364 4.162/4.615 4.419 ± 0.349
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2025-07-22 23:37:29.644
End
2025-07-23 00:47:15.157
Duration
1:09:45.513
Note, WebLog generation is not included in the time.

CASA logs for stage 8