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

Statwt Summary Plot

VLASS3.2.sb45489670.eb46132517.60459.18880607639_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 5.704 5.562/6.537 5.851 ± 0.7601
ea02 1342 1342/1342 1342 ± 0 6.002 5.509/6.442 5.984 ± 0.7981
ea03 1342 1342/1342 1342 ± 0 6.042 5.402/6.706 5.956 ± 0.728
ea04 1342 1342/1342 1342 ± 0.0000051 5.264 4.928/5.937 5.311 ± 0.6711
ea05 1342 1342/1342 1342 ± 0.000003263 5.535 5.182/6.294 5.632 ± 0.7795
ea06 1342 1342/1342 1342 ± 0 5.62 5.053/6.002 5.565 ± 0.6543
ea07 1342 1342/1342 1342 ± 0 5.729 5.064/6.089 5.597 ± 0.8154
ea08 1342 1342/1342 1342 ± 0 5.95 5.399/6.526 5.948 ± 0.7526
ea09 1342 1342/1342 1342 ± 0 5.607 5.05/6.229 5.617 ± 0.6786
ea10 1342 1342/1342 1342 ± 0 5.283 5.016/6.073 5.434 ± 0.6569
ea11 1342 1342/1342 1342 ± 0.00003486 5.491 4.855/6.299 5.461 ± 0.8776
ea12 1342 1342/1342 1342 ± 0.00001762 5.384 5.175/6.221 5.518 ± 0.7107
ea14 1342 1342/1342 1342 ± 0 5.636 5.409/6.418 5.801 ± 0.6898
ea15 1342 1342/1342 1342 ± 0.00001734 5.853 5.504/6.645 5.941 ± 0.8776
ea16 1342 1342/1342 1342 ± 0 5.989 5.58/6.633 6.04 ± 0.7091
ea17 1342 1342/1342 1342 ± 0 5.996 5.609/6.949 6.071 ± 0.7555
ea18 1342 1342/1342 1342 ± 0 6.419 5.795/6.986 6.282 ± 0.7825
ea19 1342 1342/1342 1342 ± 0.000007679 5.611 5.315/6.589 5.784 ± 0.7541
ea20 1342 1342/1342 1342 ± 0 6.382 5.8/6.966 6.26 ± 0.8118
ea22 1342 1342/1342 1342 ± 0 5.525 5.159/6.115 5.533 ± 0.6081
ea23 1342 1342/1342 1342 ± 0 5.572 5.38/6.334 5.765 ± 0.7678
ea24 1342 1342/1342 1342 ± 0 6.133 5.082/6.524 5.786 ± 0.7996
ea25 1342 1342/1342 1342 ± 0 6.385 5.572/6.854 6.259 ± 0.8709
ea27 1342 1342/1342 1342 ± 0.000001885 5.584 5.273/6.428 5.721 ± 0.7146
ea28 1342 1342/1342 1342 ± 0 6.381 5.744/7.059 6.266 ± 0.8365
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 ± 0.00002395 5.421 5.239/5.68 5.461 ± 0.2994
3 1342 1342/1342 1342 ± 0.00002619 3.865 3.584/4.354 4.016 ± 0.543
4 1342 1342/1342 1342 ± 0.00003209 4.545 4.294/4.719 4.521 ± 0.3079
5 1342 1342/1342 1342 ± 0.00002395 5.409 5.078/5.687 5.405 ± 0.3241
6 1342 1342/1342 1342 ± 0.00002395 5.263 5.029/5.427 5.221 ± 0.2543
7 1342 1342/1342 1342 ± 0.00002395 5.37 5.157/5.57 5.361 ± 0.2592
8 1342 1342/1342 1342 ± 0.00002395 5.369 5.117/5.513 5.349 ± 0.2986
9 1342 1342/1342 1342 ± 0.00002395 5.644 5.464/5.859 5.636 ± 0.291
10 1342 1342/1342 1342 ± 0.00002395 6.13 5.927/6.242 6.107 ± 0.262
11 1342 1342/1342 1342 ± 0.00002395 6.369 6.061/6.485 6.336 ± 0.2782
12 1342 1342/1342 1342 ± 0.00002395 6.498 6.309/6.645 6.505 ± 0.3256
13 1342 1342/1342 1342 ± 0.00002395 6.921 6.757/7.154 6.952 ± 0.3496
14 1342 1342/1342 1342 ± 0.00002395 6.813 6.538/7.183 6.866 ± 0.4488
15 1342 1342/1342 1342 ± 0.00002395 6.745 6.424/6.999 6.704 ± 0.3405
16 1342 1342/1342 1342 ± 0.00002839 5.82 5.459/6.118 5.826 ± 0.4798
17 1342 1342/1342 1342 ± 0.00003186 5.733 5.477/6.04 5.772 ± 0.4053
overwrite_modelcol
False
vis
VLASS3.2.sb45489670.eb46132517.60459.18880607639_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-07-31 07:05:14.278
End
2025-07-31 08:09:34.037
Duration
1:04:19.759
Note, WebLog generation is not included in the time.

CASA logs for stage 8