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

Statwt Summary Plot

VLASS3.2.sb45661340.eb45880388.60435.82083380787_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 6.196 5.728/6.716 6.246 ± 0.6298
ea02 1342 1342/1342 1342 ± 0 6.443 5.759/6.599 6.369 ± 0.6134
ea03 1342 1342/1342 1342 ± 0 6.189 5.506/6.851 6.238 ± 0.7505
ea04 1342 1342/1342 1342 ± 0 5.694 5.204/6.046 5.699 ± 0.5379
ea05 1342 1342/1342 1342 ± 0.00002479 5.85 5.49/6.773 6.079 ± 0.6896
ea06 1342 1342/1342 1342 ± 0 6.061 5.135/6.196 5.809 ± 0.6301
ea07 1342 1342/1342 1342 ± 0 6.146 5.341/6.418 6.013 ± 0.677
ea08 1342 1342/1342 1342 ± 0 6.605 5.733/6.957 6.492 ± 0.6731
ea09 1342 1342/1342 1342 ± 0.00002293 5.843 5.337/6.606 5.99 ± 0.6568
ea10 1342 1342/1342 1342 ± 0 5.67 5.151/6.131 5.68 ± 0.5617
ea11 1342 1342/1342 1342 ± 0.00002696 5.748 5.307/6.399 5.845 ± 0.6516
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 5.799 5.602/6.393 6.004 ± 0.5384
ea14 1342 1342/1342 1342 ± 0 6.113 5.653/6.661 6.273 ± 0.5923
ea15 1342 1342/1342 1342 ± 0.0000227 6.109 5.684/6.771 6.263 ± 0.7404
ea16 1342 1342/1342 1342 ± 0 6.368 5.77/6.905 6.423 ± 0.7414
ea17 1342 1342/1342 1342 ± 0 6.41 5.824/7.097 6.452 ± 0.6949
ea18 1342 1342/1342 1342 ± 0 6.46 5.897/7.077 6.416 ± 0.6519
ea19 1342 1342/1342 1342 ± 0 6.18 5.528/6.713 6.114 ± 0.6373
ea20 1342 1342/1342 1342 ± 0.00002027 6.07 5.776/6.903 6.332 ± 0.6003
ea21 1342 1342/1342 1342 ± 0 5.678 5.184/6.013 5.677 ± 0.5131
ea22 1342 1342/1342 1342 ± 0 6.413 5.843/6.788 6.312 ± 0.6287
ea23 1342 1342/1342 1342 ± 0 6.347 5.583/6.503 6.248 ± 0.674
ea24 1342 1342/1342 1342 ± 0 6.062 5.497/6.769 6.1 ± 0.6398
ea25 1342 1342/1342 1342 ± 0 6.667 5.777/7.093 6.599 ± 0.8054
ea27 1342 1342/1342 1342 ± 0 6.149 5.483/6.641 6.106 ± 0.6518
ea28 1342 1342/1342 1342 ± 0.000004634 6.297 5.943/7.095 6.507 ± 0.6488
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 ± 0.00002364 5.558 5.415/5.777 5.581 ± 0.2551
4 1342 1342/1342 1342 ± 0.00003514 5.264 5.082/5.592 5.307 ± 0.261
5 1342 1342/1342 1342 ± 0.0000235 5.549 5.262/5.763 5.536 ± 0.3076
6 1342 1342/1342 1342 ± 0.0000235 5.517 5.205/5.649 5.459 ± 0.2932
7 1342 1342/1342 1342 ± 0.0000235 5.562 5.45/5.749 5.55 ± 0.2518
8 1342 1342/1342 1342 ± 0.0000235 5.511 5.32/5.723 5.485 ± 0.2776
9 1342 1342/1342 1342 ± 0.0000235 5.802 5.688/6.033 5.811 ± 0.2816
10 1342 1342/1342 1342 ± 0.0000235 6.322 6.147/6.409 6.262 ± 0.2539
11 1342 1342/1342 1342 ± 0.0000235 6.554 6.345/6.648 6.493 ± 0.2699
12 1342 1342/1342 1342 ± 0.0000235 6.718 6.38/6.884 6.645 ± 0.3202
13 1342 1342/1342 1342 ± 0.0000235 7.12 6.932/7.375 7.097 ± 0.3418
14 1342 1342/1342 1342 ± 0.0000235 7.368 7.113/7.554 7.305 ± 0.3591
15 1342 1342/1342 1342 ± 0.0000235 6.995 6.746/7.248 6.962 ± 0.374
16 1342 1342/1342 1342 ± 0.00003651 6.219 5.913/6.585 6.253 ± 0.398
17 1342 1342/1342 1342 ± 0.00003413 6.272 6.051/6.511 6.238 ± 0.3665
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-07-25 04:07:07.653
End
2025-07-25 04:37:42.551
Duration
0:30:34.897
Note, WebLog generation is not included in the time.

CASA logs for stage 8