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 5.874 5.517/6.314 5.967 ± 0.5505
ea02 1342 1342/1342 1342 ± 0 6.417 5.859/6.733 6.425 ± 0.6225
ea03 1342 1342/1342 1342 ± 0 6.144 5.494/6.714 6.173 ± 0.6918
ea04 1342 1342/1342 1342 ± 0 5.878 5.394/6.304 5.916 ± 0.5663
ea05 1342 1342/1342 1342 ± 0 6.045 5.568/6.794 6.159 ± 0.6473
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.228 5.472/6.649 6.153 ± 0.7168
ea08 1342 1342/1342 1342 ± 0 6.652 5.861/6.872 6.494 ± 0.6438
ea09 1342 1342/1342 1342 ± 0 5.873 5.275/6.388 5.902 ± 0.6234
ea10 1342 1342/1342 1342 ± 0 5.845 5.387/6.27 5.846 ± 0.5503
ea11 1342 1342/1342 1342 ± 0 5.54 5.358/6.311 5.798 ± 0.6086
ea12 1342 1342/1342 1342 ± 0 5.665 5.527/6.439 5.942 ± 0.5605
ea13 1342 1342/1342 1342 ± 0 6.279 5.653/6.462 6.164 ± 0.6103
ea14 1342 1342/1342 1342 ± 0 6.272 5.862/6.709 6.373 ± 0.5121
ea15 1342 1342/1342 1342 ± 0 5.694 5.024/6.067 5.663 ± 0.6819
ea16 1342 1342/1342 1342 ± 0 6.122 5.747/6.678 6.267 ± 0.6779
ea17 1342 1342/1342 1342 ± 0 6.381 5.943/7.157 6.507 ± 0.6884
ea18 1342 1342/1342 1342 ± 0 6.603 6.045/7.331 6.678 ± 0.6886
ea19 1342 1342/1342 1342 ± 0 6.159 5.531/6.66 6.135 ± 0.5989
ea20 1342 1342/1342 1342 ± 0 6.242 5.602/6.611 6.187 ± 0.5591
ea21 1342 1342/1342 1342 ± 0 5.294 4.961/5.733 5.407 ± 0.4765
ea22 1342 1342/1342 1342 ± 0 7.042 6.802/7.483 7.148 ± 0.4014
ea23 1342 1342/1342 1342 ± 0.000001957 6.159 5.592/6.3 6.112 ± 0.6086
ea24 1342 1342/1342 1342 ± 0 6.216 5.455/6.669 6.042 ± 0.6702
ea25 1342 1342/1342 1342 ± 0 6.407 5.703/6.925 6.444 ± 0.7645
ea27 1342 1342/1342 1342 ± 0 5.968 5.446/6.51 5.972 ± 0.6201
ea28 1342 1342/1342 1342 ± 0 6.348 5.727/6.948 6.403 ± 0.6957
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 ± 0.0000244 5.608 5.417/5.852 5.593 ± 0.2894
4 1342 1342/1342 1342 ± 0.00002548 5.502 5.229/5.638 5.506 ± 0.3697
5 1342 1342/1342 1342 ± 0.0000244 5.49 5.303/5.627 5.473 ± 0.2931
6 1342 1342/1342 1342 ± 0.0000244 5.525 5.274/5.661 5.46 ± 0.2949
7 1342 1342/1342 1342 ± 0.0000244 5.55 5.416/5.686 5.529 ± 0.2375
8 1342 1342/1342 1342 ± 0.0000244 5.458 5.244/5.651 5.441 ± 0.2649
9 1342 1342/1342 1342 ± 0.0000244 5.79 5.597/5.885 5.733 ± 0.2945
10 1342 1342/1342 1342 ± 0.00002392 6.175 6.055/6.359 6.168 ± 0.2745
11 1342 1342/1342 1342 ± 0.00002392 6.397 6.234/6.553 6.382 ± 0.2797
12 1342 1342/1342 1342 ± 0.00002392 6.595 6.307/6.727 6.546 ± 0.3204
13 1342 1342/1342 1342 ± 0.00002392 7.082 6.822/7.259 7.033 ± 0.3325
14 1342 1342/1342 1342 ± 0.00002392 7.315 6.996/7.538 7.258 ± 0.3579
15 1342 1342/1342 1342 ± 0.00002392 6.978 6.744/7.278 6.986 ± 0.3966
16 1342 1342/1342 1342 ± 0.00002397 6.298 5.976/6.672 6.331 ± 0.4189
17 1342 1342/1342 1342 ± 0.00002392 6.281 6.076/6.612 6.275 ± 0.3937
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
overwrite_modelcol
False
Start time
2025-07-24 09:45:42.951
End
2025-07-24 10:56:25.700
Duration
1:10:42.749
Note, WebLog generation is not included in the time.

CASA logs for stage 8