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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.043 5.664/6.714 6.112 ± 0.7684
ea02 1342 1342/1342 1342 ± 0 6.24 5.616/6.57 6.132 ± 0.7639
ea03 1342 1342/1342 1342 ± 0 6.181 5.46/6.732 6.166 ± 0.7028
ea04 1342 1342/1342 1342 ± 0 5.66 5.154/6.114 5.644 ± 0.6993
ea05 1342 1342/1342 1342 ± 0 5.921 5.41/6.459 5.91 ± 0.7548
ea06 1342 1342/1342 1342 ± 0 5.982 5.209/6.195 5.793 ± 0.7137
ea07 1342 1342/1342 1342 ± 0 5.964 5.393/6.549 5.993 ± 0.7496
ea08 1342 1342/1342 1342 ± 0 6.485 5.744/6.839 6.42 ± 0.6644
ea09 1342 1342/1342 1342 ± 0 5.706 5.208/6.423 5.746 ± 0.8348
ea10 1342 1342/1342 1342 ± 0 5.721 5.189/6.145 5.632 ± 0.8096
ea11 1342 1342/1342 1342 ± 0 5.676 5.292/6.403 5.744 ± 0.7823
ea12 1342 1342/1342 1342 ± 0 5.542 5.318/6.157 5.699 ± 0.6937
ea13 1342 1342/1342 1342 ± 0 6.195 5.599/6.354 6.023 ± 0.6746
ea14 1342 1342/1342 1342 ± 0 6.033 5.622/6.565 6.06 ± 0.7647
ea15 1342 1342/1342 1342 ± 0 6.762 6.696/7.302 6.931 ± 0.414
ea17 1342 1342/1342 1342 ± 0 6.219 5.808/6.882 6.249 ± 0.867
ea18 1342 1342/1342 1342 ± 0 6.334 5.913/6.928 6.437 ± 0.6681
ea19 1342 1342/1342 1342 ± 0 5.961 5.543/6.545 5.992 ± 0.7392
ea20 1342 1342/1342 1342 ± 0 6.443 5.979/7.001 6.491 ± 0.7217
ea21 1342 1342/1342 1342 ± 0 5.445 5.163/5.955 5.562 ± 0.5471
ea22 1342 1342/1342 1342 ± 0 6.254 5.701/6.799 6.273 ± 0.6933
ea23 1342 1342/1342 1342 ± 0.000002139 5.997 5.506/6.313 5.927 ± 0.8219
ea24 1342 1342/1342 1342 ± 0 6.154 5.385/6.533 5.951 ± 0.62
ea25 1342 1342/1342 1342 ± 0 6.375 5.771/6.998 6.427 ± 0.846
ea27 1342 1342/1342 1342 ± 0 5.612 5.301/6.357 5.697 ± 0.7521
ea28 1342 1342/1342 1342 ± 0 6.278 5.802/7.069 6.393 ± 0.7805
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 ± 0.00002394 5.556 5.425/5.749 5.581 ± 0.2434
3 1342 1342/1342 1342 ± 0.00002606 4.185 3.923/4.744 4.343 ± 0.6981
4 1342 1342/1342 1342 ± 0.00002394 5.353 5.201/5.665 5.448 ± 0.3079
5 1342 1342/1342 1342 ± 0.00002394 5.384 5.179/5.695 5.418 ± 0.2982
6 1342 1342/1342 1342 ± 0.00002394 5.424 5.19/5.682 5.432 ± 0.2959
7 1342 1342/1342 1342 ± 0.00002394 5.562 5.386/5.785 5.557 ± 0.2484
8 1342 1342/1342 1342 ± 0.00002394 5.514 5.224/5.688 5.477 ± 0.2889
9 1342 1342/1342 1342 ± 0.00002394 5.749 5.587/5.972 5.778 ± 0.2815
10 1342 1342/1342 1342 ± 0.00002349 6.259 6.144/6.353 6.243 ± 0.2626
11 1342 1342/1342 1342 ± 0.00002349 6.453 6.218/6.604 6.445 ± 0.2685
12 1342 1342/1342 1342 ± 0.00002349 6.546 6.324/6.807 6.574 ± 0.3226
13 1342 1342/1342 1342 ± 0.00002349 7.048 6.71/7.267 7.026 ± 0.3302
14 1342 1342/1342 1342 ± 0.00002349 7.286 6.963/7.567 7.229 ± 0.3414
15 1342 1342/1342 1342 ± 0.00002349 6.875 6.594/7.249 6.914 ± 0.3735
16 1342 1342/1342 1342 ± 0.00002355 6.341 6.024/6.789 6.358 ± 0.4268
17 1342 1342/1342 1342 ± 0.00002349 6.324 5.991/6.663 6.3 ± 0.4139
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2025-07-30 01:37:29.564
End
2025-07-30 02:56:11.691
Duration
1:18:42.127
Note, WebLog generation is not included in the time.

CASA logs for stage 8