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

Statwt Summary Plot

VLASS3.2.sb45458712.eb46169388.60476.06293818287_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 5.498 5.248/6.446 5.802 ± 0.7213
ea02 1342 1342/1342 1342 ± 0.00004313 5.501 5.095/6.246 5.65 ± 0.6504
ea03 1342 1342/1342 1342 ± 0.00001426 5.403 5.178/6.489 5.761 ± 0.7438
ea04 1342 1342/1342 1342 ± 0.00004182 5.098 4.946/5.92 5.362 ± 0.6099
ea05 1342 1342/1342 1342 ± 0.0000421 5.356 4.976/6.163 5.555 ± 0.6797
ea06 1342 1342/1342 1342 ± 0.00001252 5.301 4.822/5.928 5.472 ± 0.7185
ea07 1342 1342/1342 1342 ± 0.0000416 5.376 4.913/6.07 5.501 ± 0.6352
ea08 1342 1342/1342 1342 ± 0.00004229 5.887 5.359/6.553 5.892 ± 0.7175
ea09 1342 1342/1342 1342 ± 0.00004249 5.05 4.793/6.057 5.365 ± 0.6559
ea10 1342 1342/1342 1342 ± 0.00004301 4.533 4.352/4.899 4.594 ± 0.3228
ea11 1342 1342/1342 1342 ± 0.00004252 5.686 4.872/6.426 5.65 ± 0.8257
ea12 1342 1342/1342 1342 ± 0.00004117 5.131 4.835/5.947 5.317 ± 0.6341
ea14 1342 1342/1342 1342 ± 0.0000418 5.562 5.081/6.247 5.6 ± 0.676
ea15 1342 1342/1342 1342 ± 0.00004261 5.56 5.147/6.394 5.758 ± 0.8634
ea16 1342 1342/1342 1342 ± 0.00001584 5.677 5.25/6.522 5.902 ± 0.7658
ea17 1342 1342/1342 1342 ± 0.00004178 5.709 5.218/6.418 5.866 ± 0.7161
ea18 1342 1342/1342 1342 ± 0.00004265 5.842 5.385/6.478 5.908 ± 0.7204
ea19 1342 1342/1342 1342 ± 0.00002753 5.4 5.115/6.385 5.67 ± 0.737
ea20 1342 1342/1342 1342 ± 0.00002022 5.904 5.531/6.716 6.113 ± 0.7803
ea21 1342 1342/1342 1342 ± 0.000009905 5.069 4.864/5.742 5.318 ± 0.55
ea22 1342 1342/1342 1342 ± 0.00004252 5.544 5.016/6.26 5.637 ± 0.6524
ea23 1342 1342/1342 1342 ± 0.00004168 5.727 5.096/6.299 5.725 ± 0.6987
ea24 1342 1342/1342 1342 ± 0.000004442 5.334 5.071/6.232 5.622 ± 0.6095
ea25 1342 1342/1342 1342 ± 0.000007361 5.877 5.436/6.633 6.113 ± 0.808
ea27 1342 1342/1342 1342 ± 0.000009878 5.341 4.936/6.238 5.541 ± 0.7414
ea28 1342 1342/1342 1342 ± 0.00001264 5.757 5.569/6.634 6.072 ± 0.7377
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 ± 0.00002348 5.064 4.887/5.202 5.076 ± 0.253
5 1342 1342/1342 1342 ± 0.00002491 5.209 4.943/5.456 5.179 ± 0.3665
6 1342 1342/1342 1342 ± 0.00002348 5.063 4.837/5.307 5.044 ± 0.2919
7 1342 1342/1342 1342 ± 0.00002348 5.131 5.003/5.385 5.17 ± 0.2707
8 1342 1342/1342 1342 ± 0.00002348 5.185 4.968/5.413 5.169 ± 0.3176
9 1342 1342/1342 1342 ± 0.00002348 5.438 5.302/5.71 5.454 ± 0.3198
10 1342 1342/1342 1342 ± 0.00002348 5.963 5.825/6.155 5.928 ± 0.3316
11 1342 1342/1342 1342 ± 0.00002348 6.25 6.039/6.415 6.195 ± 0.3484
12 1342 1342/1342 1342 ± 0.00002348 6.372 6.076/6.534 6.336 ± 0.4152
13 1342 1342/1342 1342 ± 0.00002348 6.777 6.559/7.074 6.75 ± 0.494
14 1342 1342/1342 1342 ± 0.00002393 6.558 6.291/6.989 6.651 ± 0.4662
15 1342 1342/1342 1342 ± 0.00002528 6.17 5.931/6.406 6.144 ± 0.4439
16 1342 1342/1342 1342 ± 0.00005801 4.689 4.522/4.938 4.741 ± 0.3461
17 1342 1342/1342 1342 ± 0.00005895 4.808 4.648/4.999 4.831 ± 0.3065
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45458712.eb46169388.60476.06293818287_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2025-07-26 16:38:10.187
End
2025-07-26 17:30:15.917
Duration
0:52:05.730
Note, WebLog generation is not included in the time.

CASA logs for stage 8