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

Statwt Summary Plot

VLASS3.2.sb45459544.eb46165741.60472.10038270833_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 5.411 5.143/6.166 5.56 ± 0.7885
ea02 1342 1342/1342 1342 ± 0.000008513 5.641 5.207/6.362 5.688 ± 0.8554
ea03 1342 1342/1342 1342 ± 0 5.322 5.11/6.441 5.707 ± 0.7259
ea04 1342 1342/1342 1342 ± 0.00004422 5.06 4.9/5.99 5.207 ± 0.6955
ea05 1342 1342/1342 1342 ± 0.00004481 5.297 5.019/6.391 5.504 ± 0.7886
ea06 1342 1342/1342 1342 ± 0.00002112 5.162 4.805/6.016 5.354 ± 0.6914
ea07 1342 1342/1342 1342 ± 0.00002053 5.112 4.904/6.196 5.411 ± 0.9382
ea08 1342 1342/1342 1342 ± 0 5.515 5.353/6.696 5.827 ± 0.9478
ea09 1342 1342/1342 1342 ± 0.00003791 4.988 4.736/5.994 5.255 ± 0.6709
ea10 1342 1342/1342 1342 ± 0.0000354 4.973 4.661/6.011 5.185 ± 0.7661
ea11 1342 1342/1342 1342 ± 0.00004796 5.221 4.515/6.125 5.25 ± 0.8405
ea12 1342 1342/1342 1342 ± 0.00004234 5.044 4.873/5.901 5.175 ± 0.7225
ea14 1342 1342/1342 1342 ± 0.00004222 5.454 5.222/6.373 5.58 ± 0.76
ea15 1342 1342/1342 1342 ± 0.00004617 5.387 5.32/6.526 5.655 ± 0.8358
ea16 1342 1342/1342 1342 ± 0.00001916 5.668 5.244/6.378 5.746 ± 0.8231
ea17 1342 1342/1342 1342 ± 0.00001878 5.569 5.211/6.463 5.657 ± 0.9893
ea18 1342 1342/1342 1342 ± 0 5.628 5.298/6.747 5.897 ± 0.8759
ea19 1342 1342/1342 1342 ± 0.0000333 5.084 4.99/6.308 5.403 ± 0.837
ea20 1342 1342/1342 1342 ± 0.00001758 5.797 5.533/6.819 6.084 ± 0.7909
ea21 1342 1342/1342 1342 ± 0.000001931 5.073 4.928/5.847 5.289 ± 0.5762
ea22 1342 1342/1342 1342 ± 0.000001348 5.534 5.097/6.372 5.605 ± 0.8551
ea23 1342 1342/1342 1342 ± 0.00003733 5.464 5.096/6.329 5.575 ± 0.826
ea24 1342 1342/1342 1342 ± 0 5.372 5.081/6.414 5.697 ± 0.7057
ea25 1342 1342/1342 1342 ± 0.000005287 5.669 5.308/6.864 6.037 ± 0.8483
ea27 1342 1342/1342 1342 ± 0.000007587 5.288 5.034/6.344 5.503 ± 0.7114
ea28 1342 1342/1342 1342 ± 0 5.746 5.545/6.814 6.111 ± 0.6813
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 ± 0.00002355 5.048 4.893/5.187 5.061 ± 0.2344
3 1342 1342/1342 1342 ± 0.00004045 3.713 3.309/3.968 3.648 ± 0.4064
5 1342 1342/1342 1342 ± 0.00002357 4.997 4.904/5.353 5.087 ± 0.3148
6 1342 1342/1342 1342 ± 0.00002355 5.204 4.963/5.428 5.183 ± 0.2667
7 1342 1342/1342 1342 ± 0.00002355 5.239 4.994/5.368 5.195 ± 0.2425
8 1342 1342/1342 1342 ± 0.00002355 5.213 5.02/5.431 5.204 ± 0.2759
9 1342 1342/1342 1342 ± 0.00002355 5.49 5.316/5.687 5.49 ± 0.2951
10 1342 1342/1342 1342 ± 0.00002355 6.071 5.942/6.214 6.063 ± 0.2705
11 1342 1342/1342 1342 ± 0.00002355 6.365 6.155/6.475 6.343 ± 0.2687
12 1342 1342/1342 1342 ± 0.00002355 6.524 6.257/6.643 6.496 ± 0.3077
13 1342 1342/1342 1342 ± 0.00002355 6.814 6.408/7.003 6.763 ± 0.3849
14 1342 1342/1342 1342 ± 0.00003893 5.861 5.411/6.424 5.956 ± 0.6439
15 1342 1342/1342 1342 ± 0.00002355 6.585 6.234/6.875 6.559 ± 0.3565
16 1342 1342/1342 1342 ± 0.00005944 4.298 4.131/4.575 4.456 ± 0.4966
17 1342 1342/1342 1342 ± 0.0000599 4.315 4.117/4.57 4.408 ± 0.3857
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-22 20:08:33.920
End
2025-07-22 20:51:29.373
Duration
0:42:55.452
Note, WebLog generation is not included in the time.

CASA logs for stage 8