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

Statwt Summary Plot

VLASS3.2.sb45459544.eb46165741.60472.10038270833_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 5.454 5.209/6.305 5.686 ± 0.8623
ea02 1342 1342/1342 1342 ± 0.00002351 5.507 5.266/6.388 5.693 ± 0.8805
ea03 1342 1342/1342 1342 ± 0.000003276 5.382 5.152/6.625 5.75 ± 0.8519
ea04 1342 1342/1342 1342 ± 0.00004316 5.104 4.844/5.946 5.293 ± 0.6938
ea05 1342 1342/1342 1342 ± 0.00004763 5.236 4.949/6.331 5.464 ± 0.9342
ea06 1342 1342/1342 1342 ± 0.000003206 4.879 4.712/5.888 5.283 ± 0.8008
ea07 1342 1342/1342 1342 ± 0.00002891 5.09 4.861/6.201 5.457 ± 0.8982
ea08 1342 1342/1342 1342 ± 0 5.778 5.431/6.789 5.973 ± 0.8542
ea09 1342 1342/1342 1342 ± 0.00004311 4.943 4.637/5.89 5.196 ± 0.7285
ea10 1342 1342/1342 1342 ± 0.00004672 4.918 4.544/6.012 5.163 ± 0.8492
ea11 1342 1342/1342 1342 ± 0.00004482 5.361 4.566/6.275 5.389 ± 0.8357
ea12 1342 1342/1342 1342 ± 0.00004368 5.116 4.829/6.074 5.293 ± 0.7585
ea14 1342 1342/1342 1342 ± 0.00004747 5.404 5.133/6.438 5.612 ± 0.8482
ea15 1342 1342/1342 1342 ± 0.00004646 5.598 4.991/6.517 5.692 ± 0.9667
ea16 1342 1342/1342 1342 ± 0.000006291 5.533 5.196/6.592 5.748 ± 0.956
ea17 1342 1342/1342 1342 ± 0.00004031 5.566 5.205/6.472 5.794 ± 0.8968
ea18 1342 1342/1342 1342 ± 0 5.683 5.34/6.829 5.894 ± 0.9732
ea19 1342 1342/1342 1342 ± 0.00003676 5.191 5.026/6.477 5.581 ± 0.7855
ea20 1342 1342/1342 1342 ± 0.00004239 5.817 5.533/6.849 5.997 ± 0.9417
ea21 1342 1342/1342 1342 ± 0.000003039 5.109 4.904/5.902 5.347 ± 0.6259
ea22 1342 1342/1342 1342 ± 0.000002144 5.585 5.105/6.51 5.69 ± 0.8483
ea23 1342 1342/1342 1342 ± 0.0000455 5.48 5.063/6.328 5.665 ± 0.8133
ea24 1342 1342/1342 1342 ± 0.00002148 5.405 5.071/6.521 5.675 ± 0.7792
ea25 1342 1342/1342 1342 ± 0.000003538 5.876 5.393/6.815 6.138 ± 0.8727
ea27 1342 1342/1342 1342 ± 0.00000446 5.146 5/6.361 5.536 ± 0.7772
ea28 1342 1342/1342 1342 ± 0.0000286 5.584 5.405/6.897 5.883 ± 0.9349
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 ± 0.00002351 5.119 4.958/5.279 5.137 ± 0.2598
4 1342 1342/1342 1342 ± 0.00005443 3.722 3.588/3.872 3.72 ± 0.2056
5 1342 1342/1342 1342 ± 0.0000237 5.05 4.849/5.361 5.081 ± 0.2948
6 1342 1342/1342 1342 ± 0.00002351 5.153 4.908/5.419 5.157 ± 0.2882
7 1342 1342/1342 1342 ± 0.00002351 5.23 4.962/5.414 5.202 ± 0.2665
8 1342 1342/1342 1342 ± 0.00002351 5.168 5.003/5.463 5.204 ± 0.2969
9 1342 1342/1342 1342 ± 0.00002351 5.528 5.349/5.761 5.532 ± 0.3134
10 1342 1342/1342 1342 ± 0.00002351 6.089 5.854/6.213 6.06 ± 0.2899
11 1342 1342/1342 1342 ± 0.00002351 6.335 6.172/6.47 6.318 ± 0.2853
12 1342 1342/1342 1342 ± 0.00002351 6.498 6.204/6.634 6.471 ± 0.322
13 1342 1342/1342 1342 ± 0.00002351 6.875 6.577/7.13 6.862 ± 0.34
14 1342 1342/1342 1342 ± 0.00003332 6.518 6.28/6.791 6.555 ± 0.4481
15 1342 1342/1342 1342 ± 0.00002351 6.695 6.34/7.034 6.687 ± 0.3675
16 1342 1342/1342 1342 ± 0.00006067 4.584 4.407/4.871 4.677 ± 0.3962
17 1342 1342/1342 1342 ± 0.00006103 4.534 4.358/4.76 4.589 ± 0.3226
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-07-23 02:00:43.841
End
2025-07-23 02:57:04.166
Duration
0:56:20.325
Note, WebLog generation is not included in the time.

CASA logs for stage 8