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 6.199 5.87/6.925 6.31 ± 0.7591
ea02 1342 1342/1342 1342 ± 0 6.275 5.697/6.641 6.192 ± 0.8559
ea03 1342 1342/1342 1342 ± 0 6.031 5.567/6.785 6.171 ± 0.8338
ea04 1342 1342/1342 1342 ± 0 5.635 5.16/6.047 5.633 ± 0.6772
ea05 1342 1342/1342 1342 ± 0 6.078 5.58/6.637 6.105 ± 0.7359
ea06 1342 1342/1342 1342 ± 0 5.885 5.239/6.242 5.804 ± 0.7398
ea07 1342 1342/1342 1342 ± 0 6.083 5.493/6.686 6.106 ± 0.8215
ea08 1342 1342/1342 1342 ± 0 6.62 5.932/6.977 6.562 ± 0.6963
ea09 1342 1342/1342 1342 ± 0 5.809 5.351/6.535 6.039 ± 0.6449
ea10 1342 1342/1342 1342 ± 0 5.854 5.378/6.298 5.792 ± 0.8012
ea11 1342 1342/1342 1342 ± 0 5.828 5.44/6.609 5.947 ± 0.7703
ea12 1342 1342/1342 1342 ± 0 5.668 5.416/6.297 5.835 ± 0.7243
ea13 1342 1342/1342 1342 ± 0 6.325 5.641/6.501 6.094 ± 0.7748
ea14 1342 1342/1342 1342 ± 0 6.186 5.794/6.691 6.19 ± 0.8111
ea15 1342 1342/1342 1342 ± 0 6.851 6.809/7.478 7.07 ± 0.4383
ea17 1342 1342/1342 1342 ± 0 6.422 5.972/7.193 6.454 ± 0.815
ea18 1342 1342/1342 1342 ± 0 6.41 5.889/7.031 6.511 ± 0.6957
ea19 1342 1342/1342 1342 ± 0 6.089 5.698/6.702 6.177 ± 0.7402
ea20 1342 1342/1342 1342 ± 0 6.575 6.071/7.159 6.626 ± 0.7678
ea21 1342 1342/1342 1342 ± 0 5.46 5.202/5.97 5.517 ± 0.6718
ea22 1342 1342/1342 1342 ± 0 6.228 5.729/6.708 6.233 ± 0.6945
ea23 1342 1342/1342 1342 ± 0.000004062 6.314 5.653/6.54 6.251 ± 0.6516
ea24 1342 1342/1342 1342 ± 0 6.306 5.439/6.693 6.08 ± 0.6507
ea25 1342 1342/1342 1342 ± 0 6.686 5.874/7.142 6.609 ± 0.8549
ea27 1342 1342/1342 1342 ± 0 5.8 5.458/6.49 5.946 ± 0.5639
ea28 1342 1342/1342 1342 ± 0 6.374 5.936/7.213 6.507 ± 0.8249
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 5.63 5.478/5.852 5.647 ± 0.257
3 1342 1342/1342 1342 ± 0.00002704 4.361 3.97/4.648 4.394 ± 0.6176
4 1342 1342/1342 1342 ± 0.00002426 5.586 5.283/5.774 5.571 ± 0.3362
5 1342 1342/1342 1342 ± 0.00002392 5.611 5.327/5.798 5.606 ± 0.2859
6 1342 1342/1342 1342 ± 0.00002392 5.565 5.35/5.818 5.571 ± 0.2919
7 1342 1342/1342 1342 ± 0.00002392 5.652 5.522/5.857 5.67 ± 0.2567
8 1342 1342/1342 1342 ± 0.00002392 5.596 5.311/5.823 5.579 ± 0.3044
9 1342 1342/1342 1342 ± 0.00002392 5.862 5.712/6.104 5.873 ± 0.2987
10 1342 1342/1342 1342 ± 0.00002348 6.41 6.225/6.471 6.354 ± 0.2878
11 1342 1342/1342 1342 ± 0.00002348 6.568 6.366/6.719 6.56 ± 0.2924
12 1342 1342/1342 1342 ± 0.00002348 6.71 6.463/6.873 6.696 ± 0.3401
13 1342 1342/1342 1342 ± 0.00002348 7.174 6.897/7.509 7.197 ± 0.3632
14 1342 1342/1342 1342 ± 0.00002348 7.443 7.099/7.689 7.374 ± 0.3687
15 1342 1342/1342 1342 ± 0.00002348 7.05 6.733/7.397 7.054 ± 0.3792
16 1342 1342/1342 1342 ± 0.00002365 6.454 6.088/6.922 6.462 ± 0.4392
17 1342 1342/1342 1342 ± 0.0000235 6.438 6.124/6.835 6.434 ± 0.4228
output_dir
 
statwtmode
VLASS-SE
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-07-30 04:22:55.976
End
2025-07-30 05:30:21.728
Duration
1:07:25.752
Note, WebLog generation is not included in the time.

CASA logs for stage 8