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

Statwt Summary Plot

VLASS3.2.sb45665927.eb46086746.60447.529309328704_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 6.268 5.6/6.707 6.25 ± 0.6709
ea02 1342 1342/1342 1342 ± 0 6.365 5.561/6.596 6.275 ± 0.6622
ea03 1342 1342/1342 1342 ± 0 6.383 5.551/7.038 6.372 ± 0.786
ea04 1342 1342/1342 1342 ± 0 5.749 5.155/6.166 5.734 ± 0.6401
ea05 1342 1342/1342 1342 ± 0 6.211 5.355/6.812 6.101 ± 0.7227
ea06 1342 1342/1342 1342 ± 0 6.312 5.292/6.534 6.047 ± 0.7014
ea07 1342 1342/1342 1342 ± 0 6.298 5.409/6.637 6.144 ± 0.7917
ea08 1342 1342/1342 1342 ± 0 6.674 5.703/6.963 6.494 ± 0.7124
ea09 1342 1342/1342 1342 ± 0 5.777 5.151/6.527 5.866 ± 0.7234
ea10 1342 1342/1342 1342 ± 0 5.99 5.26/6.364 5.856 ± 0.6439
ea11 1342 1342/1342 1342 ± 0 5.86 5.397/6.622 5.966 ± 0.7384
ea12 1342 1342/1342 1342 ± 0 5.843 5.267/6.393 5.887 ± 0.6437
ea13 1342 1342/1342 1342 ± 0 6.203 5.525/6.373 6.046 ± 0.5656
ea14 1342 1342/1342 1342 ± 0 6.289 5.575/6.625 6.213 ± 0.6366
ea15 1342 1342/1342 1342 ± 0 6.294 5.58/6.681 6.206 ± 0.7435
ea16 1342 1342/1342 1342 ± 0 6.439 5.916/6.943 6.498 ± 0.7127
ea17 1342 1342/1342 1342 ± 0 6.331 5.822/7.252 6.494 ± 0.7655
ea18 1342 1342/1342 1342 ± 0 6.545 5.868/7.215 6.507 ± 0.7333
ea19 1342 1342/1342 1342 ± 0 6.277 5.501/6.752 6.192 ± 0.6744
ea20 1342 1342/1342 1342 ± 0 6.712 5.868/7.218 6.543 ± 0.7372
ea21 1342 1342/1342 1342 ± 0 5.631 5.268/6.114 5.727 ± 0.5456
ea22 1342 1342/1342 1342 ± 0 6.304 5.571/6.693 6.151 ± 0.6721
ea23 1342 1342/1342 1342 ± 0 6.22 5.42/6.407 6.092 ± 0.7224
ea24 1342 1342/1342 1342 ± 0 6.371 5.276/6.768 5.986 ± 0.8161
ea25 1342 1342/1342 1342 ± 0 6.806 5.92/7.329 6.749 ± 0.8542
ea27 1342 1342/1342 1342 ± 0 6.212 5.344/6.659 6.078 ± 0.7134
ea28 1342 1342/1342 1342 ± 0 6.55 5.791/7.075 6.451 ± 0.7374
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 ± 0.00002325 5.499 5.298/5.68 5.499 ± 0.2493
4 1342 1342/1342 1342 ± 0.00002351 5.331 5.153/5.497 5.342 ± 0.3432
5 1342 1342/1342 1342 ± 0.00002325 5.466 5.268/5.757 5.508 ± 0.2985
6 1342 1342/1342 1342 ± 0.00002325 5.349 5.028/5.508 5.322 ± 0.2841
7 1342 1342/1342 1342 ± 0.00002325 5.525 5.365/5.808 5.546 ± 0.2392
8 1342 1342/1342 1342 ± 0.00002325 5.558 5.283/5.669 5.516 ± 0.277
9 1342 1342/1342 1342 ± 0.00002325 5.838 5.734/6.034 5.851 ± 0.2891
10 1342 1342/1342 1342 ± 0.00002325 6.335 6.266/6.434 6.33 ± 0.2527
11 1342 1342/1342 1342 ± 0.00002325 6.541 6.368/6.739 6.559 ± 0.2758
12 1342 1342/1342 1342 ± 0.00002325 6.663 6.419/6.941 6.695 ± 0.3255
13 1342 1342/1342 1342 ± 0.00002325 7.184 6.963/7.485 7.192 ± 0.3406
14 1342 1342/1342 1342 ± 0.00002325 7.398 7.144/7.671 7.4 ± 0.3357
15 1342 1342/1342 1342 ± 0.00002325 7.067 6.753/7.309 7.06 ± 0.349
16 1342 1342/1342 1342 ± 0.00002325 6.485 6.215/6.796 6.479 ± 0.3596
17 1342 1342/1342 1342 ± 0.00002325 6.42 6.251/6.663 6.414 ± 0.3432
output_dir
 
statwtmode
VLASS-SE
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-07-29 06:38:55.511
End
2025-07-29 07:52:28.833
Duration
1:13:33.322
Note, WebLog generation is not included in the time.

CASA logs for stage 8