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 6.092 5.813/6.721 6.218 ± 0.7157
ea02 1342 1342/1342 1342 ± 0 6.278 5.79/6.619 6.258 ± 0.6939
ea03 1342 1342/1342 1342 ± 0 5.955 5.479/6.649 6.068 ± 0.8167
ea04 1342 1342/1342 1342 ± 0 5.651 5.193/6.105 5.649 ± 0.7103
ea05 1342 1342/1342 1342 ± 0 5.95 5.52/6.495 5.992 ± 0.7121
ea06 1342 1342/1342 1342 ± 0 5.82 5.214/6.19 5.746 ± 0.72
ea07 1342 1342/1342 1342 ± 0 6.289 5.488/6.686 6.134 ± 0.7605
ea08 1342 1342/1342 1342 ± 0 6.81 5.845/7.019 6.555 ± 0.7006
ea09 1342 1342/1342 1342 ± 0 5.733 5.258/6.446 5.745 ± 0.9839
ea10 1342 1342/1342 1342 ± 0 5.78 5.322/6.209 5.713 ± 0.7481
ea11 1342 1342/1342 1342 ± 0 5.866 5.504/6.525 5.957 ± 0.7385
ea12 1342 1342/1342 1342 ± 0 5.566 5.334/6.228 5.743 ± 0.7102
ea13 1342 1342/1342 1342 ± 0 6.078 5.593/6.405 5.925 ± 0.9629
ea14 1342 1342/1342 1342 ± 0 6.119 5.755/6.633 6.152 ± 0.7101
ea15 1342 1342/1342 1342 ± 0 6.817 6.783/7.372 7.014 ± 0.4172
ea17 1342 1342/1342 1342 ± 0 6.299 5.925/7.007 6.394 ± 0.814
ea18 1342 1342/1342 1342 ± 0 6.375 5.908/6.977 6.457 ± 0.6858
ea19 1342 1342/1342 1342 ± 0 6.001 5.659/6.574 6.069 ± 0.7091
ea20 1342 1342/1342 1342 ± 0 6.525 6.024/7.124 6.607 ± 0.7063
ea21 1342 1342/1342 1342 ± 0 5.404 5.162/5.931 5.527 ± 0.5498
ea22 1342 1342/1342 1342 ± 0 6.126 5.663/6.543 6.133 ± 0.6287
ea23 1342 1342/1342 1342 ± 0 6.214 5.685/6.528 6.153 ± 0.8219
ea24 1342 1342/1342 1342 ± 0 6.27 5.324/6.641 6.002 ± 0.6577
ea25 1342 1342/1342 1342 ± 0 6.424 5.806/7.083 6.494 ± 0.8706
ea27 1342 1342/1342 1342 ± 0 5.619 5.284/6.365 5.711 ± 0.7311
ea28 1342 1342/1342 1342 ± 0 6.33 5.864/7.162 6.493 ± 0.7269
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 ± 0.00002393 5.629 5.393/5.792 5.614 ± 0.2543
3 1342 1342/1342 1342 ± 0.0000244 4.405 3.98/4.845 4.394 ± 0.724
4 1342 1342/1342 1342 ± 0.00002527 5.363 5.202/5.784 5.465 ± 0.326
5 1342 1342/1342 1342 ± 0.00002393 5.66 5.287/5.851 5.617 ± 0.3057
6 1342 1342/1342 1342 ± 0.00002393 5.585 5.361/5.799 5.548 ± 0.2833
7 1342 1342/1342 1342 ± 0.00002393 5.663 5.438/5.846 5.617 ± 0.2565
8 1342 1342/1342 1342 ± 0.00002393 5.516 5.253/5.801 5.533 ± 0.3135
9 1342 1342/1342 1342 ± 0.00002393 5.822 5.629/6.086 5.826 ± 0.3075
10 1342 1342/1342 1342 ± 0.00002349 6.327 6.171/6.458 6.305 ± 0.2848
11 1342 1342/1342 1342 ± 0.00002349 6.514 6.278/6.694 6.512 ± 0.2903
12 1342 1342/1342 1342 ± 0.00002349 6.657 6.399/6.786 6.649 ± 0.3314
13 1342 1342/1342 1342 ± 0.00002349 7.107 6.805/7.466 7.113 ± 0.3644
14 1342 1342/1342 1342 ± 0.00002349 7.265 6.984/7.621 7.3 ± 0.3749
15 1342 1342/1342 1342 ± 0.00002349 6.879 6.528/7.237 6.905 ± 0.3903
16 1342 1342/1342 1342 ± 0.00002349 6.389 6.065/6.828 6.409 ± 0.4344
17 1342 1342/1342 1342 ± 0.00002349 6.405 6.024/6.788 6.36 ± 0.4181
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
Start time
2025-07-29 22:48:09.160
End
2025-07-30 00:02:19.947
Duration
1:14:10.788
Note, WebLog generation is not included in the time.

CASA logs for stage 8