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

Statwt Summary Plot

VLASS3.2.sb45661340.eb45880388.60435.82083380787_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 6.247 5.684/6.654 6.22 ± 0.6344
ea02 1342 1342/1342 1342 ± 0 6.319 5.736/6.638 6.29 ± 0.605
ea03 1342 1342/1342 1342 ± 0 6.116 5.424/6.719 6.16 ± 0.7264
ea04 1342 1342/1342 1342 ± 0 5.66 5.15/6.093 5.704 ± 0.568
ea05 1342 1342/1342 1342 ± 0 5.835 5.469/6.663 6.013 ± 0.6104
ea06 1342 1342/1342 1342 ± 0 6.014 5.171/6.161 5.776 ± 0.6184
ea07 1342 1342/1342 1342 ± 0 6.062 5.324/6.433 5.973 ± 0.6665
ea08 1342 1342/1342 1342 ± 0 6.588 5.725/6.833 6.433 ± 0.6473
ea09 1342 1342/1342 1342 ± 0 5.783 5.265/6.436 5.879 ± 0.6266
ea10 1342 1342/1342 1342 ± 0 5.573 5.166/6.01 5.578 ± 0.5118
ea11 1342 1342/1342 1342 ± 0 5.493 5.226/6.311 5.709 ± 0.6466
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 5.797 5.507/6.253 5.919 ± 0.4898
ea14 1342 1342/1342 1342 ± 0 6.087 5.542/6.441 6.102 ± 0.5262
ea15 1342 1342/1342 1342 ± 0 6.212 5.688/6.676 6.225 ± 0.7084
ea16 1342 1342/1342 1342 ± 0 6.231 5.738/6.732 6.304 ± 0.6808
ea17 1342 1342/1342 1342 ± 0 6.133 5.738/6.907 6.281 ± 0.6389
ea18 1342 1342/1342 1342 ± 0 6.307 5.785/6.831 6.253 ± 0.6
ea19 1342 1342/1342 1342 ± 0 6.065 5.485/6.583 6.054 ± 0.5852
ea20 1342 1342/1342 1342 ± 0 5.869 5.616/6.631 6.057 ± 0.6111
ea21 1342 1342/1342 1342 ± 0 5.508 5.118/5.932 5.578 ± 0.4988
ea22 1342 1342/1342 1342 ± 0 6.342 5.697/6.744 6.24 ± 0.6426
ea23 1342 1342/1342 1342 ± 0 6.267 5.512/6.405 6.145 ± 0.6523
ea24 1342 1342/1342 1342 ± 0 6.026 5.246/6.547 5.905 ± 0.6257
ea25 1342 1342/1342 1342 ± 0 6.391 5.687/6.911 6.402 ± 0.7537
ea27 1342 1342/1342 1342 ± 0 6.056 5.416/6.517 5.962 ± 0.656
ea28 1342 1342/1342 1342 ± 0 6.246 5.769/6.871 6.32 ± 0.6299
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 ± 0.00002367 5.525 5.378/5.737 5.552 ± 0.2566
4 1342 1342/1342 1342 ± 0.00002493 5.392 5.139/5.556 5.372 ± 0.2964
5 1342 1342/1342 1342 ± 0.00002367 5.32 5.118/5.534 5.352 ± 0.3019
6 1342 1342/1342 1342 ± 0.00002367 5.486 5.26/5.677 5.459 ± 0.2891
7 1342 1342/1342 1342 ± 0.00002367 5.529 5.382/5.723 5.503 ± 0.2355
8 1342 1342/1342 1342 ± 0.00002367 5.49 5.231/5.648 5.433 ± 0.2583
9 1342 1342/1342 1342 ± 0.00002367 5.771 5.616/5.921 5.738 ± 0.2603
10 1342 1342/1342 1342 ± 0.00002367 6.188 6.062/6.28 6.153 ± 0.2329
11 1342 1342/1342 1342 ± 0.00002367 6.395 6.258/6.5 6.375 ± 0.2392
12 1342 1342/1342 1342 ± 0.00002367 6.582 6.272/6.733 6.516 ± 0.2742
13 1342 1342/1342 1342 ± 0.00002367 6.987 6.756/7.192 6.942 ± 0.3039
14 1342 1342/1342 1342 ± 0.00002367 7.218 6.938/7.44 7.166 ± 0.3314
15 1342 1342/1342 1342 ± 0.00002367 6.838 6.653/7.187 6.873 ± 0.3507
16 1342 1342/1342 1342 ± 0.00002367 6.243 5.852/6.582 6.226 ± 0.3986
17 1342 1342/1342 1342 ± 0.00002367 6.28 5.991/6.433 6.191 ± 0.3545
statwtmode
VLASS-SE
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2025-07-25 09:37:27.582
End
2025-07-25 10:33:12.965
Duration
0:55:45.383
Note, WebLog generation is not included in the time.

CASA logs for stage 8