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 5.461 5.046/6.206 5.514 ± 0.9815
ea02 1342 1342/1342 1342 ± 0.00001952 5.662 5.291/6.414 5.64 ± 0.931
ea03 1342 1342/1342 1342 ± 0.000004714 5.259 5.187/6.653 5.704 ± 0.9031
ea04 1342 1342/1342 1342 ± 0.00004827 5.123 4.865/5.987 5.188 ± 0.7467
ea05 1342 1342/1342 1342 ± 0.00005197 5.299 4.984/6.412 5.429 ± 0.962
ea06 1342 1342/1342 1342 ± 0.00001524 4.883 4.72/5.901 5.234 ± 0.8227
ea07 1342 1342/1342 1342 ± 0.00002517 5.148 4.97/6.251 5.425 ± 0.9753
ea08 1342 1342/1342 1342 ± 0 5.866 5.466/6.712 5.951 ± 0.8724
ea09 1342 1342/1342 1342 ± 0.00004805 4.937 4.627/5.934 5.067 ± 0.7797
ea10 1342 1342/1342 1342 ± 0.00004818 5.015 4.615/6.049 5.119 ± 0.9073
ea11 1342 1342/1342 1342 ± 0.00005028 5.253 4.541/6.279 5.283 ± 0.9129
ea12 1342 1342/1342 1342 ± 0.00004558 5.129 4.897/5.928 5.196 ± 0.8343
ea14 1342 1342/1342 1342 ± 0.00005076 5.545 5.259/6.494 5.566 ± 0.9157
ea15 1342 1342/1342 1342 ± 0.00005229 5.559 4.894/6.548 5.585 ± 1.016
ea16 1342 1342/1342 1342 ± 0.00001747 5.677 5.031/6.617 5.722 ± 0.9691
ea17 1342 1342/1342 1342 ± 0.00002961 5.602 5.295/6.512 5.722 ± 0.9802
ea18 1342 1342/1342 1342 ± 0 5.728 5.461/6.804 5.922 ± 0.9782
ea19 1342 1342/1342 1342 ± 0.00004105 5.185 5.034/6.256 5.509 ± 0.8424
ea20 1342 1342/1342 1342 ± 0.00004388 5.825 5.516/6.874 5.864 ± 0.9858
ea21 1342 1342/1342 1342 ± 0.000004141 5.086 4.903/5.887 5.358 ± 0.6165
ea22 1342 1342/1342 1342 ± 0.00001659 5.648 5.129/6.445 5.617 ± 0.9081
ea23 1342 1342/1342 1342 ± 0.00004896 5.541 5.112/6.343 5.538 ± 0.9392
ea24 1342 1342/1342 1342 ± 0.000007367 5.308 4.985/6.286 5.566 ± 0.7558
ea25 1342 1342/1342 1342 ± 0.00001047 5.542 5.384/6.852 6.052 ± 0.9646
ea27 1342 1342/1342 1342 ± 0.000004217 5.192 4.952/6.32 5.455 ± 0.8089
ea28 1342 1342/1342 1342 ± 0.00001127 5.61 5.353/6.719 5.806 ± 0.903
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 5.188 4.974/5.306 5.16 ± 0.2609
4 1342 1342/1342 1342 ± 0.00006005 3.606 3.495/3.786 3.643 ± 0.21
5 1342 1342/1342 1342 ± 0.00002526 5.104 4.917/5.348 5.121 ± 0.33
6 1342 1342/1342 1342 ± 0.00002348 5.183 4.937/5.482 5.212 ± 0.298
7 1342 1342/1342 1342 ± 0.00002348 5.256 5.006/5.415 5.215 ± 0.2676
8 1342 1342/1342 1342 ± 0.00002348 5.22 5.032/5.506 5.239 ± 0.3
9 1342 1342/1342 1342 ± 0.00002348 5.554 5.33/5.784 5.552 ± 0.3186
10 1342 1342/1342 1342 ± 0.00002348 6.131 5.875/6.269 6.087 ± 0.2939
11 1342 1342/1342 1342 ± 0.00002348 6.372 6.189/6.513 6.359 ± 0.2875
12 1342 1342/1342 1342 ± 0.00002348 6.551 6.292/6.671 6.503 ± 0.3272
13 1342 1342/1342 1342 ± 0.00002349 6.879 6.445/7.127 6.816 ± 0.3594
14 1342 1342/1342 1342 ± 0.00005142 5.993 5.69/6.395 6.111 ± 0.6143
15 1342 1342/1342 1342 ± 0.00002348 6.716 6.323/7.001 6.672 ± 0.377
16 1342 1342/1342 1342 ± 0.00006103 4.264 3.961/4.691 4.343 ± 0.4613
17 1342 1342/1342 1342 ± 0.00006103 4.191 3.997/4.478 4.272 ± 0.3634
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
overwrite_modelcol
False
Start time
2025-07-22 13:32:02.082
End
2025-07-22 14:27:06.353
Duration
0:55:04.271
Note, WebLog generation is not included in the time.

CASA logs for stage 8