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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.26 5.767/6.688 6.214 ± 0.7583
ea02 1342 1342/1342 1342 ± 0.0000227 6.387 5.746/6.524 6.328 ± 0.6061
ea03 1342 1342/1342 1342 ± 0 6.273 5.593/6.915 6.333 ± 0.74
ea04 1342 1342/1342 1342 ± 0 5.641 5.159/6.066 5.703 ± 0.5438
ea05 1342 1342/1342 1342 ± 0 6.016 5.5/6.618 6.026 ± 0.7992
ea06 1342 1342/1342 1342 ± 0 6.161 5.259/6.338 5.913 ± 0.6517
ea07 1342 1342/1342 1342 ± 0 5.983 5.434/6.52 6.051 ± 0.734
ea08 1342 1342/1342 1342 ± 0 6.548 5.826/6.963 6.541 ± 0.6882
ea09 1342 1342/1342 1342 ± 0 5.773 5.24/6.513 5.916 ± 0.6699
ea10 1342 1342/1342 1342 ± 0 5.797 5.333/6.291 5.75 ± 0.8108
ea11 1342 1342/1342 1342 ± 0 5.69 5.402/6.578 5.871 ± 0.7903
ea12 1342 1342/1342 1342 ± 0 5.667 5.392/6.243 5.832 ± 0.6819
ea13 1342 1342/1342 1342 ± 0 6.201 5.739/6.422 6.176 ± 0.5279
ea14 1342 1342/1342 1342 ± 0 6.181 5.682/6.599 6.175 ± 0.7346
ea15 1342 1342/1342 1342 ± 0 6.319 5.678/6.736 6.33 ± 0.6994
ea16 1342 1342/1342 1342 ± 0 6.298 5.917/6.824 6.432 ± 0.6689
ea17 1342 1342/1342 1342 ± 0 6.247 5.908/7.042 6.407 ± 0.8302
ea18 1342 1342/1342 1342 ± 0 6.459 6.005/7.097 6.587 ± 0.7046
ea19 1342 1342/1342 1342 ± 0 6.116 5.63/6.625 6.193 ± 0.6702
ea20 1342 1342/1342 1342 ± 0 6.12 5.844/6.18 5.865 ± 0.562
ea21 1342 1342/1342 1342 ± 0 5.49 5.115/5.906 5.569 ± 0.5017
ea22 1342 1342/1342 1342 ± 0 6.025 5.572/6.436 6.064 ± 0.6349
ea23 1342 1342/1342 1342 ± 0 6.146 5.547/6.353 6.097 ± 0.6272
ea24 1342 1342/1342 1342 ± 0 6.402 5.546/6.81 6.194 ± 0.6518
ea25 1342 1342/1342 1342 ± 0 6.64 5.845/7.239 6.615 ± 0.8437
ea27 1342 1342/1342 1342 ± 0 6.044 5.48/6.474 5.985 ± 0.5672
ea28 1342 1342/1342 1342 ± 0 6.577 5.857/7.144 6.566 ± 0.6947
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 ± 0.00002305 5.633 5.464/5.841 5.652 ± 0.273
3 1342 1342/1342 1342 ± 0.00003201 4.459 4.232/5.151 4.711 ± 0.6797
4 1342 1342/1342 1342 ± 0.00002328 5.467 5.312/5.733 5.504 ± 0.3014
5 1342 1342/1342 1342 ± 0.00002305 5.598 5.345/5.847 5.633 ± 0.3015
6 1342 1342/1342 1342 ± 0.00002305 5.596 5.258/5.746 5.518 ± 0.2852
7 1342 1342/1342 1342 ± 0.00002305 5.61 5.464/5.835 5.626 ± 0.2581
8 1342 1342/1342 1342 ± 0.00002305 5.59 5.275/5.687 5.536 ± 0.2992
9 1342 1342/1342 1342 ± 0.00002305 5.839 5.692/6.049 5.844 ± 0.3071
10 1342 1342/1342 1342 ± 0.00002348 6.308 6.161/6.403 6.276 ± 0.2683
11 1342 1342/1342 1342 ± 0.00002348 6.517 6.264/6.71 6.493 ± 0.2943
12 1342 1342/1342 1342 ± 0.00002348 6.616 6.398/6.852 6.638 ± 0.3373
13 1342 1342/1342 1342 ± 0.00002348 7.097 6.831/7.409 7.116 ± 0.3536
14 1342 1342/1342 1342 ± 0.00002348 7.361 7.114/7.646 7.352 ± 0.3679
15 1342 1342/1342 1342 ± 0.00002348 7.041 6.743/7.347 7.053 ± 0.3768
16 1342 1342/1342 1342 ± 0.00002348 6.403 6.092/6.746 6.416 ± 0.4173
17 1342 1342/1342 1342 ± 0.00002348 6.388 6.197/6.659 6.369 ± 0.3968
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-30 10:19:05.993
End
2025-07-30 11:36:01.179
Duration
1:16:55.186
Note, WebLog generation is not included in the time.

CASA logs for stage 8