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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.149 5.846/6.795 6.263 ± 0.756
ea02 1342 1342/1342 1342 ± 0 6.216 5.641/6.58 6.158 ± 0.8504
ea03 1342 1342/1342 1342 ± 0 6.257 5.592/6.876 6.217 ± 0.7609
ea04 1342 1342/1342 1342 ± 0 5.614 5.158/6.076 5.629 ± 0.6946
ea05 1342 1342/1342 1342 ± 0 6.041 5.555/6.633 6.08 ± 0.7675
ea06 1342 1342/1342 1342 ± 0 5.895 5.226/6.267 5.796 ± 0.7743
ea07 1342 1342/1342 1342 ± 0 6.067 5.476/6.666 6.097 ± 0.8066
ea08 1342 1342/1342 1342 ± 0 6.6 5.842/6.978 6.534 ± 0.7146
ea09 1342 1342/1342 1342 ± 0 5.795 5.327/6.552 6.011 ± 0.6541
ea10 1342 1342/1342 1342 ± 0 5.836 5.362/6.297 5.771 ± 0.8069
ea11 1342 1342/1342 1342 ± 0.000002171 5.869 5.455/6.614 5.945 ± 0.7818
ea12 1342 1342/1342 1342 ± 0 5.666 5.414/6.303 5.812 ± 0.7286
ea13 1342 1342/1342 1342 ± 0 6.31 5.611/6.446 5.927 ± 1.038
ea14 1342 1342/1342 1342 ± 0 6.2 5.761/6.714 6.239 ± 0.7116
ea15 1342 1342/1342 1342 ± 0 6.852 6.777/7.436 7.049 ± 0.4352
ea17 1342 1342/1342 1342 ± 0 6.375 5.945/7.183 6.53 ± 0.6951
ea18 1342 1342/1342 1342 ± 0 6.397 5.877/7.014 6.477 ± 0.7193
ea19 1342 1342/1342 1342 ± 0 6.066 5.687/6.701 6.131 ± 0.8042
ea20 1342 1342/1342 1342 ± 0 6.565 6.058/7.145 6.599 ± 0.7788
ea21 1342 1342/1342 1342 ± 0 5.454 5.171/5.972 5.534 ± 0.6612
ea22 1342 1342/1342 1342 ± 0 6.206 5.7/6.71 6.232 ± 0.6953
ea23 1342 1342/1342 1342 ± 0.00000224 6.276 5.614/6.5 6.203 ± 0.6594
ea24 1342 1342/1342 1342 ± 0 6.306 5.488/6.684 6.073 ± 0.6478
ea25 1342 1342/1342 1342 ± 0 6.691 5.851/7.151 6.583 ± 0.9275
ea27 1342 1342/1342 1342 ± 0 5.792 5.42/6.487 5.932 ± 0.5911
ea28 1342 1342/1342 1342 ± 0 6.338 5.895/7.171 6.487 ± 0.7975
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 ± 0.00002396 5.596 5.471/5.81 5.621 ± 0.2482
3 1342 1342/1342 1342 ± 0.00002765 4.263 3.904/4.862 4.314 ± 0.6921
4 1342 1342/1342 1342 ± 0.00002423 5.497 5.212/5.711 5.505 ± 0.3044
5 1342 1342/1342 1342 ± 0.00002423 5.538 5.282/5.77 5.544 ± 0.2997
6 1342 1342/1342 1342 ± 0.00002396 5.541 5.328/5.768 5.545 ± 0.292
7 1342 1342/1342 1342 ± 0.00002396 5.612 5.487/5.853 5.651 ± 0.2552
8 1342 1342/1342 1342 ± 0.00002396 5.601 5.296/5.789 5.568 ± 0.3012
9 1342 1342/1342 1342 ± 0.00002396 5.879 5.69/6.085 5.867 ± 0.2969
10 1342 1342/1342 1342 ± 0.00002352 6.384 6.248/6.466 6.348 ± 0.284
11 1342 1342/1342 1342 ± 0.00002352 6.568 6.341/6.701 6.554 ± 0.2856
12 1342 1342/1342 1342 ± 0.00002352 6.698 6.471/6.887 6.694 ± 0.3334
13 1342 1342/1342 1342 ± 0.00002352 7.153 6.866/7.49 7.188 ± 0.3573
14 1342 1342/1342 1342 ± 0.00002352 7.42 7.056/7.69 7.365 ± 0.3654
15 1342 1342/1342 1342 ± 0.00002352 7.025 6.717/7.361 7.035 ± 0.3777
16 1342 1342/1342 1342 ± 0.00002358 6.445 6.089/6.888 6.455 ± 0.4306
17 1342 1342/1342 1342 ± 0.00002352 6.445 6.107/6.754 6.417 ± 0.4047
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
output_dir
 
Start time
2025-07-29 20:49:56.825
End
2025-07-29 21:19:36.499
Duration
0:29:39.674
Note, WebLog generation is not included in the time.

CASA logs for stage 8