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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.333 5.152/6.421 5.688 ± 0.8557
ea02 1342 1342/1342 1342 ± 0 5.421 5.02/6.166 5.563 ± 0.8767
ea03 1342 1342/1342 1342 ± 0 5.644 4.95/6.412 5.608 ± 0.8613
ea04 1342 1342/1342 1342 ± 0.00003909 5.054 4.806/5.948 5.295 ± 0.7117
ea05 1342 1342/1342 1342 ± 0.00004141 5.168 4.939/6.369 5.462 ± 0.8799
ea06 1342 1342/1342 1342 ± 0 5.181 4.681/5.711 5.239 ± 0.7277
ea07 1342 1342/1342 1342 ± 0.000002413 4.914 4.758/5.987 5.333 ± 0.8715
ea08 1342 1342/1342 1342 ± 0 5.428 5.089/6.485 5.739 ± 0.8851
ea09 1342 1342/1342 1342 ± 0.00003956 4.855 4.722/5.987 5.173 ± 0.7511
ea10 1342 1342/1342 1342 ± 0.00004153 4.785 4.508/5.828 5.054 ± 0.778
ea11 1342 1342/1342 1342 ± 0.00004184 5.017 4.53/6.138 5.285 ± 0.9074
ea12 1342 1342/1342 1342 ± 0.00003387 5.024 4.791/5.935 5.282 ± 0.6547
ea14 1342 1342/1342 1342 ± 0.00004139 5.312 5.111/6.215 5.594 ± 0.6879
ea15 1342 1342/1342 1342 ± 0.0000415 5.246 5.098/6.29 5.591 ± 0.8922
ea16 1342 1342/1342 1342 ± 0 5.486 5.181/6.375 5.661 ± 0.8729
ea17 1342 1342/1342 1342 ± 0.00001855 5.278 4.981/6.631 5.651 ± 0.7994
ea18 1342 1342/1342 1342 ± 0 5.67 5.24/6.628 5.834 ± 0.8005
ea19 1342 1342/1342 1342 ± 0.00001472 5.218 5.001/6.275 5.514 ± 0.7532
ea21 1342 1342/1342 1342 ± 0 4.919 4.657/5.611 5.063 ± 0.6826
ea22 1342 1342/1342 1342 ± 0 5.348 5.065/6.355 5.576 ± 0.7866
ea23 1342 1342/1342 1342 ± 0.0000415 5.309 5.04/6.17 5.614 ± 0.7832
ea24 1342 1342/1342 1342 ± 0.000003192 5.26 4.911/6.32 5.487 ± 0.7848
ea25 1342 1342/1342 1342 ± 0 5.906 5.145/6.584 5.869 ± 0.9451
ea27 1342 1342/1342 1342 ± 0 5.187 4.966/6.263 5.472 ± 0.7647
ea28 1342 1342/1342 1342 ± 0.00001102 5.439 5.33/6.759 5.821 ± 0.8603
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 ± 0.00002392 4.949 4.779/5.12 4.908 ± 0.3091
4 1342 1342/1342 1342 ± 0.00002442 3.85 3.656/4.056 3.883 ± 0.2997
5 1342 1342/1342 1342 ± 0.00002392 4.94 4.744/5.276 4.987 ± 0.2725
6 1342 1342/1342 1342 ± 0.00002392 4.979 4.78/5.221 4.98 ± 0.2521
7 1342 1342/1342 1342 ± 0.00002392 5.018 4.893/5.151 5.007 ± 0.2185
8 1342 1342/1342 1342 ± 0.00002392 4.965 4.811/5.112 4.959 ± 0.2436
9 1342 1342/1342 1342 ± 0.00002392 5.329 5.118/5.496 5.287 ± 0.2525
10 1342 1342/1342 1342 ± 0.00002392 5.866 5.742/6 5.843 ± 0.2399
11 1342 1342/1342 1342 ± 0.00002392 6.128 5.923/6.181 6.081 ± 0.2498
12 1342 1342/1342 1342 ± 0.00002392 6.271 5.993/6.421 6.241 ± 0.2917
13 1342 1342/1342 1342 ± 0.00002392 6.697 6.53/6.913 6.677 ± 0.301
14 1342 1342/1342 1342 ± 0.00002392 6.821 6.505/6.975 6.772 ± 0.3223
15 1342 1342/1342 1342 ± 0.00002392 6.569 6.257/6.749 6.525 ± 0.3442
16 1342 1342/1342 1342 ± 0.00005875 5.212 5.019/5.435 5.259 ± 0.343
17 1342 1342/1342 1342 ± 0.00006014 5.013 4.829/5.217 5.07 ± 0.3329
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
datacolumn
residual_data
Start time
2025-07-22 10:02:15.515
End
2025-07-22 10:55:44.235
Duration
0:53:28.719
Note, WebLog generation is not included in the time.

CASA logs for stage 8