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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.018 5.671/6.638 6.136 ± 0.6904
ea02 1342 1342/1342 1342 ± 0 6.32 5.606/6.47 6.234 ± 0.6099
ea03 1342 1342/1342 1342 ± 0 6.204 5.476/6.845 6.244 ± 0.7634
ea04 1342 1342/1342 1342 ± 0 5.62 5.045/6.055 5.627 ± 0.5822
ea05 1342 1342/1342 1342 ± 0 5.926 5.397/6.577 5.97 ± 0.7512
ea06 1342 1342/1342 1342 ± 0 6.106 5.126/6.292 5.845 ± 0.6721
ea07 1342 1342/1342 1342 ± 0 5.921 5.336/6.439 5.975 ± 0.7316
ea08 1342 1342/1342 1342 ± 0 6.513 5.749/6.905 6.465 ± 0.7074
ea09 1342 1342/1342 1342 ± 0 5.718 5.21/6.455 5.826 ± 0.6375
ea10 1342 1342/1342 1342 ± 0 5.738 5.268/6.253 5.692 ± 0.8112
ea11 1342 1342/1342 1342 ± 0 5.676 5.298/6.555 5.832 ± 0.7689
ea12 1342 1342/1342 1342 ± 0 5.669 5.293/6.197 5.761 ± 0.721
ea13 1342 1342/1342 1342 ± 0 6.086 5.645/6.407 6.099 ± 0.5202
ea14 1342 1342/1342 1342 ± 0 6.088 5.563/6.534 6.065 ± 0.7457
ea15 1342 1342/1342 1342 ± 0 6.217 5.602/6.626 6.195 ± 0.6762
ea16 1342 1342/1342 1342 ± 0 6.235 5.782/6.743 6.329 ± 0.6767
ea17 1342 1342/1342 1342 ± 0 6.157 5.787/6.93 6.322 ± 0.8265
ea18 1342 1342/1342 1342 ± 0 6.363 5.895/6.996 6.463 ± 0.7088
ea19 1342 1342/1342 1342 ± 0 6.003 5.502/6.564 6.08 ± 0.7308
ea20 1342 1342/1342 1342 ± 0 5.999 5.799/6.106 5.84 ± 0.4435
ea21 1342 1342/1342 1342 ± 0 5.465 5.067/5.868 5.525 ± 0.5046
ea22 1342 1342/1342 1342 ± 0 5.976 5.488/6.406 5.999 ± 0.6586
ea23 1342 1342/1342 1342 ± 0 6.185 5.441/6.325 6.055 ± 0.6515
ea24 1342 1342/1342 1342 ± 0 6.294 5.363/6.743 6.061 ± 0.6986
ea25 1342 1342/1342 1342 ± 0 6.593 5.781/7.201 6.57 ± 0.8439
ea27 1342 1342/1342 1342 ± 0 6.018 5.381/6.442 5.932 ± 0.5948
ea28 1342 1342/1342 1342 ± 0 6.503 5.768/7.093 6.445 ± 0.6861
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 ± 0.00002306 5.5 5.331/5.684 5.519 ± 0.2625
3 1342 1342/1342 1342 ± 0.00003255 4.657 4.336/5.002 4.713 ± 0.6179
4 1342 1342/1342 1342 ± 0.00002306 5.307 5.135/5.617 5.378 ± 0.3069
5 1342 1342/1342 1342 ± 0.00002306 5.408 5.208/5.708 5.484 ± 0.3011
6 1342 1342/1342 1342 ± 0.00002306 5.473 5.181/5.639 5.424 ± 0.2762
7 1342 1342/1342 1342 ± 0.00002306 5.52 5.386/5.73 5.534 ± 0.2493
8 1342 1342/1342 1342 ± 0.00002306 5.493 5.227/5.655 5.467 ± 0.2909
9 1342 1342/1342 1342 ± 0.00002306 5.786 5.639/5.977 5.79 ± 0.2981
10 1342 1342/1342 1342 ± 0.00002348 6.235 6.106/6.356 6.227 ± 0.2649
11 1342 1342/1342 1342 ± 0.00002348 6.494 6.262/6.629 6.444 ± 0.2757
12 1342 1342/1342 1342 ± 0.00002348 6.572 6.368/6.786 6.589 ± 0.3277
13 1342 1342/1342 1342 ± 0.00002348 7.044 6.77/7.308 7.046 ± 0.3391
14 1342 1342/1342 1342 ± 0.00002348 7.291 7.045/7.474 7.254 ± 0.3581
15 1342 1342/1342 1342 ± 0.00002348 6.979 6.694/7.242 6.97 ± 0.3595
16 1342 1342/1342 1342 ± 0.00002348 6.338 6.052/6.683 6.349 ± 0.3904
17 1342 1342/1342 1342 ± 0.00002348 6.287 6.088/6.534 6.302 ± 0.3715
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2025-07-30 05:49:16.878
End
2025-07-30 06:46:01.048
Duration
0:56:44.170
Note, WebLog generation is not included in the time.

CASA logs for stage 8