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 6.066 5.743/6.722 6.184 ± 0.7297
ea02 1342 1342/1342 1342 ± 0 6.237 5.659/6.646 6.23 ± 0.7131
ea03 1342 1342/1342 1342 ± 0 5.944 5.436/6.625 6.048 ± 0.8167
ea04 1342 1342/1342 1342 ± 0 5.646 5.158/6.09 5.644 ± 0.697
ea05 1342 1342/1342 1342 ± 0 5.934 5.5/6.494 5.964 ± 0.746
ea06 1342 1342/1342 1342 ± 0 5.853 5.207/6.206 5.743 ± 0.7589
ea07 1342 1342/1342 1342 ± 0 6.28 5.434/6.72 6.108 ± 0.7885
ea08 1342 1342/1342 1342 ± 0 6.814 5.801/6.992 6.504 ± 0.7471
ea09 1342 1342/1342 1342 ± 0 5.693 5.223/6.343 5.725 ± 0.9076
ea10 1342 1342/1342 1342 ± 0 5.792 5.276/6.199 5.703 ± 0.7743
ea11 1342 1342/1342 1342 ± 0 5.815 5.461/6.531 5.923 ± 0.7735
ea12 1342 1342/1342 1342 ± 0 5.58 5.294/6.226 5.739 ± 0.7269
ea13 1342 1342/1342 1342 ± 0 5.965 5.513/6.369 5.873 ± 0.952
ea14 1342 1342/1342 1342 ± 0 6.06 5.724/6.634 6.116 ± 0.7348
ea15 1342 1342/1342 1342 ± 0 6.766 6.601/7.304 6.939 ± 0.4439
ea17 1342 1342/1342 1342 ± 0 6.218 5.896/7.06 6.383 ± 0.8246
ea18 1342 1342/1342 1342 ± 0 6.332 5.781/6.972 6.39 ± 0.729
ea19 1342 1342/1342 1342 ± 0 6.005 5.609/6.577 6.039 ± 0.7558
ea20 1342 1342/1342 1342 ± 0 6.431 5.952/7.079 6.535 ± 0.7054
ea21 1342 1342/1342 1342 ± 0 5.437 5.164/5.958 5.538 ± 0.5603
ea22 1342 1342/1342 1342 ± 0 6.078 5.615/6.562 6.107 ± 0.6613
ea23 1342 1342/1342 1342 ± 0 6.218 5.641/6.536 6.142 ± 0.8327
ea24 1342 1342/1342 1342 ± 0 6.224 5.244/6.613 5.955 ± 0.666
ea25 1342 1342/1342 1342 ± 0 6.411 5.746/7.064 6.459 ± 0.8949
ea27 1342 1342/1342 1342 ± 0 5.616 5.231/6.366 5.702 ± 0.7242
ea28 1342 1342/1342 1342 ± 0 6.268 5.798/7.09 6.448 ± 0.7114
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 5.543 5.344/5.721 5.539 ± 0.2365
3 1342 1342/1342 1342 ± 0.00002439 4.308 3.966/4.732 4.359 ± 0.6584
4 1342 1342/1342 1342 ± 0.00002526 5.272 5.129/5.656 5.384 ± 0.3014
5 1342 1342/1342 1342 ± 0.00002392 5.594 5.255/5.768 5.562 ± 0.2911
6 1342 1342/1342 1342 ± 0.00002392 5.519 5.324/5.745 5.504 ± 0.2716
7 1342 1342/1342 1342 ± 0.00002392 5.618 5.409/5.804 5.584 ± 0.2498
8 1342 1342/1342 1342 ± 0.00002392 5.499 5.227/5.774 5.509 ± 0.3069
9 1342 1342/1342 1342 ± 0.00002392 5.798 5.62/6.071 5.81 ± 0.3031
10 1342 1342/1342 1342 ± 0.00002349 6.308 6.173/6.445 6.291 ± 0.2781
11 1342 1342/1342 1342 ± 0.00002349 6.497 6.253/6.688 6.498 ± 0.2822
12 1342 1342/1342 1342 ± 0.00002349 6.628 6.406/6.771 6.636 ± 0.3228
13 1342 1342/1342 1342 ± 0.00002349 7.084 6.781/7.425 7.098 ± 0.3545
14 1342 1342/1342 1342 ± 0.00002349 7.286 6.984/7.584 7.294 ± 0.3668
15 1342 1342/1342 1342 ± 0.00002349 6.909 6.583/7.197 6.909 ± 0.3739
16 1342 1342/1342 1342 ± 0.00002349 6.346 6.045/6.724 6.386 ± 0.4115
17 1342 1342/1342 1342 ± 0.00002349 6.35 6.027/6.651 6.34 ± 0.3972
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
statwtmode
VLASS-SE
Start time
2025-07-29 11:56:56.143
End
2025-07-29 13:08:35.683
Duration
1:11:39.540
Note, WebLog generation is not included in the time.

CASA logs for stage 8