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 6.26 5.666/6.67 6.234 ± 0.6312
ea02 1342 1342/1342 1342 ± 0 6.341 5.756/6.586 6.278 ± 0.6111
ea03 1342 1342/1342 1342 ± 0 6.142 5.424/6.784 6.198 ± 0.7352
ea04 1342 1342/1342 1342 ± 0 5.607 5.063/6.03 5.634 ± 0.5542
ea05 1342 1342/1342 1342 ± 0.000007944 5.9 5.427/6.68 5.998 ± 0.6391
ea06 1342 1342/1342 1342 ± 0 6.019 5.083/6.13 5.745 ± 0.6241
ea07 1342 1342/1342 1342 ± 0 6.068 5.281/6.369 5.937 ± 0.6704
ea08 1342 1342/1342 1342 ± 0 6.587 5.692/6.883 6.439 ± 0.6656
ea09 1342 1342/1342 1342 ± 0 5.744 5.247/6.498 5.892 ± 0.6386
ea10 1342 1342/1342 1342 ± 0 5.537 5.127/6.002 5.564 ± 0.5278
ea11 1342 1342/1342 1342 ± 0.00001184 5.44 5.247/6.323 5.717 ± 0.659
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 5.778 5.504/6.226 5.886 ± 0.4741
ea14 1342 1342/1342 1342 ± 0 6.062 5.594/6.491 6.123 ± 0.55
ea15 1342 1342/1342 1342 ± 0.000006481 6.23 5.695/6.672 6.264 ± 0.6761
ea16 1342 1342/1342 1342 ± 0 6.284 5.787/6.804 6.368 ± 0.697
ea17 1342 1342/1342 1342 ± 0 6.177 5.751/6.934 6.313 ± 0.6487
ea18 1342 1342/1342 1342 ± 0 6.384 5.807/6.922 6.313 ± 0.6056
ea19 1342 1342/1342 1342 ± 0 6.111 5.484/6.615 6.06 ± 0.6026
ea20 1342 1342/1342 1342 ± 0 5.952 5.661/6.739 6.153 ± 0.5925
ea21 1342 1342/1342 1342 ± 0 5.498 5.151/5.975 5.606 ± 0.5094
ea22 1342 1342/1342 1342 ± 0 6.324 5.636/6.733 6.207 ± 0.637
ea23 1342 1342/1342 1342 ± 0 6.299 5.559/6.445 6.168 ± 0.6676
ea24 1342 1342/1342 1342 ± 0 6.048 5.231/6.579 5.934 ± 0.6246
ea25 1342 1342/1342 1342 ± 0 6.437 5.697/6.885 6.422 ± 0.7575
ea27 1342 1342/1342 1342 ± 0 6.084 5.41/6.567 5.994 ± 0.6592
ea28 1342 1342/1342 1342 ± 0 6.256 5.744/6.909 6.338 ± 0.62
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 ± 0.00002352 5.522 5.382/5.692 5.527 ± 0.2479
4 1342 1342/1342 1342 ± 0.00002398 5.362 5.192/5.642 5.42 ± 0.3123
5 1342 1342/1342 1342 ± 0.00002349 5.425 5.164/5.6 5.399 ± 0.2842
6 1342 1342/1342 1342 ± 0.00002349 5.46 5.186/5.643 5.432 ± 0.287
7 1342 1342/1342 1342 ± 0.00002349 5.525 5.366/5.694 5.491 ± 0.2479
8 1342 1342/1342 1342 ± 0.00002349 5.448 5.206/5.64 5.415 ± 0.2695
9 1342 1342/1342 1342 ± 0.00002349 5.748 5.622/5.942 5.737 ± 0.2719
10 1342 1342/1342 1342 ± 0.00002349 6.192 6.084/6.334 6.177 ± 0.2408
11 1342 1342/1342 1342 ± 0.00002349 6.416 6.251/6.554 6.398 ± 0.2527
12 1342 1342/1342 1342 ± 0.00002349 6.598 6.309/6.78 6.54 ± 0.2951
13 1342 1342/1342 1342 ± 0.00002349 6.999 6.796/7.263 6.975 ± 0.3278
14 1342 1342/1342 1342 ± 0.00002349 7.205 6.894/7.454 7.192 ± 0.3422
15 1342 1342/1342 1342 ± 0.00002349 6.879 6.662/7.198 6.878 ± 0.365
16 1342 1342/1342 1342 ± 0.00002499 6.23 5.946/6.503 6.227 ± 0.3831
17 1342 1342/1342 1342 ± 0.00002459 6.257 6.01/6.432 6.197 ± 0.3464
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
overwrite_modelcol
False
Start time
2025-07-25 11:40:21.448
End
2025-07-25 12:40:17.682
Duration
0:59:56.234
Note, WebLog generation is not included in the time.

CASA logs for stage 8