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

Statwt Summary Plot

VLASS3.2.sb45620914.eb45877486.60435.49343803241_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 6.201 5.502/6.535 6.048 ± 0.8229
ea02 1342 1342/1342 1342 ± 0.0000286 6.264 5.497/6.404 6.038 ± 0.7224
ea03 1342 1342/1342 1342 ± 0 6.067 5.45/6.656 6.071 ± 0.7159
ea04 1342 1342/1342 1342 ± 0 5.58 5.09/5.999 5.504 ± 0.7331
ea05 1342 1342/1342 1342 ± 0 5.962 5.277/6.645 5.877 ± 0.7643
ea06 1342 1342/1342 1342 ± 0 5.889 5.106/6.111 5.742 ± 0.6514
ea07 1342 1342/1342 1342 ± 0 6.076 5.138/6.32 5.799 ± 0.815
ea08 1342 1342/1342 1342 ± 0 6.525 5.604/6.815 6.276 ± 0.7249
ea09 1342 1342/1342 1342 ± 0 5.645 5.121/6.366 5.77 ± 0.6408
ea10 1342 1342/1342 1342 ± 0 5.52 5.121/6.092 5.477 ± 0.7306
ea11 1342 1342/1342 1342 ± 0.000004809 5.377 5.077/6.174 5.502 ± 0.7633
ea13 1342 1342/1342 1342 ± 0 6.169 5.565/6.39 6.038 ± 0.5703
ea14 1342 1342/1342 1342 ± 0 5.975 5.574/6.536 6.099 ± 0.5956
ea15 1342 1342/1342 1342 ± 0.000002496 6.233 5.623/6.635 6.232 ± 0.6942
ea16 1342 1342/1342 1342 ± 0 6.242 5.663/6.755 6.241 ± 0.6926
ea17 1342 1342/1342 1342 ± 0 6.251 5.767/7.098 6.238 ± 0.8589
ea18 1342 1342/1342 1342 ± 0 6.548 5.883/7.238 6.473 ± 0.7249
ea19 1342 1342/1342 1342 ± 0 6.019 5.38/6.645 5.908 ± 0.7918
ea20 1342 1342/1342 1342 ± 0 6.046 5.447/6.583 5.941 ± 0.6758
ea21 1342 1342/1342 1342 ± 0 5.5 5.147/5.992 5.613 ± 0.516
ea22 1342 1342/1342 1342 ± 0 6.397 5.631/6.79 6.155 ± 0.7204
ea23 1342 1342/1342 1342 ± 0 6.031 5.476/6.407 5.962 ± 0.8402
ea24 1342 1342/1342 1342 ± 0 6.089 5.334/6.491 5.915 ± 0.5969
ea25 1342 1342/1342 1342 ± 0 6.541 5.731/7.006 6.54 ± 0.8001
ea27 1342 1342/1342 1342 ± 0 5.765 5.29/6.507 5.89 ± 0.6392
ea28 1342 1342/1342 1342 ± 0 6.325 5.704/6.929 6.315 ± 0.651
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 ± 0.00002348 5.534 5.351/5.684 5.52 ± 0.2387
3 1342 1342/1342 1342 ± 0.00003134 4.085 3.714/4.699 4.212 ± 0.6487
4 1342 1342/1342 1342 ± 0.00002425 5.201 4.949/5.479 5.227 ± 0.3121
5 1342 1342/1342 1342 ± 0.00002348 5.34 5.179/5.571 5.352 ± 0.285
6 1342 1342/1342 1342 ± 0.00002355 5.317 5.132/5.601 5.343 ± 0.2845
7 1342 1342/1342 1342 ± 0.00002348 5.473 5.283/5.659 5.452 ± 0.2496
8 1342 1342/1342 1342 ± 0.00002348 5.391 5.16/5.592 5.402 ± 0.2763
9 1342 1342/1342 1342 ± 0.00002348 5.686 5.597/5.954 5.726 ± 0.2815
10 1342 1342/1342 1342 ± 0.00002348 6.213 6.072/6.312 6.177 ± 0.2511
11 1342 1342/1342 1342 ± 0.00002355 6.399 6.212/6.566 6.392 ± 0.2624
12 1342 1342/1342 1342 ± 0.00002348 6.533 6.352/6.743 6.537 ± 0.3233
13 1342 1342/1342 1342 ± 0.00002348 7.007 6.745/7.179 6.981 ± 0.3276
14 1342 1342/1342 1342 ± 0.00002348 7.178 6.938/7.422 7.168 ± 0.3552
15 1342 1342/1342 1342 ± 0.00002348 6.87 6.62/7.197 6.871 ± 0.3669
16 1342 1342/1342 1342 ± 0.00002372 6.189 5.97/6.499 6.208 ± 0.3948
17 1342 1342/1342 1342 ± 0.00002359 6.189 6.023/6.417 6.182 ± 0.3576
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45620914.eb45877486.60435.49343803241_split_split.ms
datacolumn
residual_data
Start time
2025-07-29 23:40:45.807
End
2025-07-30 00:55:39.843
Duration
1:14:54.036
Note, WebLog generation is not included in the time.

CASA logs for stage 8