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

Statwt Summary Plot

VLASS3.2.sb45669584.eb45749254.60430.55515966435_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 5.926 5.516/6.33 5.987 ± 0.5491
ea02 1342 1342/1342 1342 ± 0 6.482 5.832/6.742 6.425 ± 0.6142
ea03 1342 1342/1342 1342 ± 0 6.182 5.543/6.747 6.207 ± 0.6954
ea04 1342 1342/1342 1342 ± 0 5.853 5.389/6.302 5.912 ± 0.5608
ea05 1342 1342/1342 1342 ± 0 6.055 5.597/6.847 6.199 ± 0.6452
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.266 5.504/6.692 6.197 ± 0.7344
ea08 1342 1342/1342 1342 ± 0 6.727 5.939/6.92 6.561 ± 0.649
ea09 1342 1342/1342 1342 ± 0 5.877 5.299/6.412 5.922 ± 0.6201
ea10 1342 1342/1342 1342 ± 0 5.891 5.454/6.31 5.89 ± 0.5541
ea11 1342 1342/1342 1342 ± 0.00000379 5.569 5.295/6.331 5.789 ± 0.6169
ea12 1342 1342/1342 1342 ± 0 5.676 5.557/6.48 6 ± 0.5417
ea13 1342 1342/1342 1342 ± 0 6.287 5.613/6.474 6.154 ± 0.6172
ea14 1342 1342/1342 1342 ± 0 6.332 5.893/6.746 6.404 ± 0.5294
ea15 1342 1342/1342 1342 ± 0 5.789 5.157/6.15 5.788 ± 0.6703
ea16 1342 1342/1342 1342 ± 0 6.173 5.799/6.678 6.297 ± 0.6724
ea17 1342 1342/1342 1342 ± 0 6.587 5.954/7.207 6.557 ± 0.6952
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0 6.214 5.605/6.748 6.191 ± 0.6093
ea20 1342 1342/1342 1342 ± 0 6.048 5.385/6.405 5.977 ± 0.5626
ea21 1342 1342/1342 1342 ± 0 5.253 4.927/5.656 5.372 ± 0.4597
ea22 1342 1342/1342 1342 ± 0 6.863 6.249/7.338 6.795 ± 0.6518
ea23 1342 1342/1342 1342 ± 0.000004162 6.2 5.6/6.298 6.122 ± 0.6115
ea24 1342 1342/1342 1342 ± 0 6.251 5.46/6.683 6.053 ± 0.6666
ea25 1342 1342/1342 1342 ± 0 6.468 5.734/6.984 6.484 ± 0.7616
ea27 1342 1342/1342 1342 ± 0 5.984 5.489/6.559 6.018 ± 0.6153
ea28 1342 1342/1342 1342 ± 0 6.36 5.749/6.968 6.41 ± 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 ± 0.00002437 5.574 5.377/5.792 5.573 ± 0.2674
4 1342 1342/1342 1342 ± 0.00002489 5.522 5.28/5.855 5.571 ± 0.3777
5 1342 1342/1342 1342 ± 0.0000242 5.506 5.343/5.663 5.518 ± 0.3115
6 1342 1342/1342 1342 ± 0.0000242 5.513 5.331/5.737 5.506 ± 0.3018
7 1342 1342/1342 1342 ± 0.0000242 5.594 5.432/5.725 5.547 ± 0.2317
8 1342 1342/1342 1342 ± 0.0000242 5.498 5.29/5.669 5.463 ± 0.2573
9 1342 1342/1342 1342 ± 0.0000242 5.775 5.617/5.918 5.737 ± 0.3003
10 1342 1342/1342 1342 ± 0.00002392 6.2 6.044/6.365 6.186 ± 0.2813
11 1342 1342/1342 1342 ± 0.00002392 6.432 6.229/6.567 6.395 ± 0.2875
12 1342 1342/1342 1342 ± 0.00002392 6.563 6.322/6.759 6.562 ± 0.3212
13 1342 1342/1342 1342 ± 0.00002392 7.119 6.816/7.319 7.054 ± 0.3432
14 1342 1342/1342 1342 ± 0.00002392 7.347 6.977/7.55 7.268 ± 0.3723
15 1342 1342/1342 1342 ± 0.00002392 6.962 6.758/7.323 6.998 ± 0.4044
16 1342 1342/1342 1342 ± 0.00002399 6.326 6.064/6.702 6.344 ± 0.423
17 1342 1342/1342 1342 ± 0.00002405 6.281 6.145/6.626 6.289 ± 0.3986
statwtmode
VLASS-SE
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-07-24 05:38:23.837
End
2025-07-24 06:35:06.705
Duration
0:56:42.867
Note, WebLog generation is not included in the time.

CASA logs for stage 8