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 6.213 5.664/6.662 6.139 ± 0.8025
ea02 1342 1342/1342 1342 ± 0 6.332 5.643/6.529 6.267 ± 0.6232
ea03 1342 1342/1342 1342 ± 0 6.227 5.508/6.836 6.274 ± 0.7379
ea04 1342 1342/1342 1342 ± 0 5.631 5.116/6.085 5.703 ± 0.5663
ea05 1342 1342/1342 1342 ± 0 6.088 5.377/6.723 6.005 ± 0.7168
ea06 1342 1342/1342 1342 ± 0 6.128 5.174/6.327 5.88 ± 0.6701
ea07 1342 1342/1342 1342 ± 0 6.151 5.372/6.56 6.01 ± 0.7658
ea08 1342 1342/1342 1342 ± 0 6.722 5.724/6.846 6.426 ± 0.7126
ea09 1342 1342/1342 1342 ± 0 5.717 5.188/6.484 5.884 ± 0.6801
ea10 1342 1342/1342 1342 ± 0 5.927 5.304/6.34 5.852 ± 0.6102
ea11 1342 1342/1342 1342 ± 0 5.718 5.383/6.531 5.817 ± 0.8122
ea12 1342 1342/1342 1342 ± 0 5.728 5.262/6.325 5.747 ± 0.7093
ea13 1342 1342/1342 1342 ± 0 6.175 5.603/6.341 6.079 ± 0.5535
ea14 1342 1342/1342 1342 ± 0 6.259 5.644/6.587 6.162 ± 0.6346
ea15 1342 1342/1342 1342 ± 0 6.25 5.576/6.662 6.244 ± 0.7083
ea16 1342 1342/1342 1342 ± 0 6.229 5.834/6.763 6.375 ± 0.6711
ea17 1342 1342/1342 1342 ± 0 6.287 5.857/7.128 6.351 ± 0.8272
ea18 1342 1342/1342 1342 ± 0 6.54 5.893/7.228 6.462 ± 0.7411
ea19 1342 1342/1342 1342 ± 0 6.177 5.514/6.721 6.093 ± 0.7324
ea20 1342 1342/1342 1342 ± 0 5.997 5.717/6.089 5.735 ± 0.6234
ea21 1342 1342/1342 1342 ± 0 5.508 5.094/5.902 5.563 ± 0.5076
ea22 1342 1342/1342 1342 ± 0 6.148 5.503/6.52 5.992 ± 0.6723
ea23 1342 1342/1342 1342 ± 0 6.111 5.464/6.306 6.043 ± 0.6622
ea24 1342 1342/1342 1342 ± 0 6.304 5.437/6.686 6.075 ± 0.6644
ea25 1342 1342/1342 1342 ± 0 6.607 5.763/7.177 6.555 ± 0.8431
ea27 1342 1342/1342 1342 ± 0 5.985 5.358/6.383 5.902 ± 0.5967
ea28 1342 1342/1342 1342 ± 0 6.55 5.792/7.06 6.484 ± 0.7066
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 ± 0.00002308 5.511 5.334/5.674 5.533 ± 0.2545
3 1342 1342/1342 1342 ± 0.00003442 4.649 4.214/4.864 4.667 ± 0.4961
4 1342 1342/1342 1342 ± 0.00002308 5.426 5.11/5.629 5.414 ± 0.2989
5 1342 1342/1342 1342 ± 0.00002308 5.489 5.228/5.732 5.521 ± 0.2987
6 1342 1342/1342 1342 ± 0.00002308 5.485 5.185/5.646 5.428 ± 0.2695
7 1342 1342/1342 1342 ± 0.00002308 5.56 5.387/5.763 5.553 ± 0.2432
8 1342 1342/1342 1342 ± 0.00002308 5.507 5.23/5.663 5.47 ± 0.2862
9 1342 1342/1342 1342 ± 0.00002308 5.754 5.648/5.963 5.785 ± 0.2949
10 1342 1342/1342 1342 ± 0.00002351 6.238 6.137/6.322 6.219 ± 0.2542
11 1342 1342/1342 1342 ± 0.00002351 6.441 6.226/6.604 6.43 ± 0.2656
12 1342 1342/1342 1342 ± 0.00002351 6.58 6.347/6.748 6.58 ± 0.3238
13 1342 1342/1342 1342 ± 0.00002351 7.083 6.753/7.315 7.056 ± 0.3309
14 1342 1342/1342 1342 ± 0.00002351 7.358 7.043/7.535 7.306 ± 0.3565
15 1342 1342/1342 1342 ± 0.00002351 6.985 6.741/7.307 7.006 ± 0.3606
16 1342 1342/1342 1342 ± 0.00002351 6.338 6.092/6.706 6.395 ± 0.3886
17 1342 1342/1342 1342 ± 0.00002351 6.358 6.13/6.646 6.358 ± 0.3764
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2025-07-30 06:53:14.811
End
2025-07-30 07:49:23.405
Duration
0:56:08.595
Note, WebLog generation is not included in the time.

CASA logs for stage 8