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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 3.775 3.676/4.181 3.909 ± 0.2672
ea02 1342 1342/1342 1342 ± 0.000006922 5.732 5.482/6.307 5.955 ± 0.5497
ea03 1342 1342/1342 1342 ± 0 5.695 5.293/6.456 5.85 ± 0.5972
ea04 1342 1342/1342 1342 ± 0.00001606 5.302 5.038/5.803 5.381 ± 0.4835
ea05 1342 1342/1342 1342 ± 0.00001772 5.525 5.152/6.234 5.704 ± 0.5627
ea06 1342 1342/1342 1342 ± 0.000002269 5.356 4.919/5.938 5.505 ± 0.5932
ea07 1342 1342/1342 1342 ± 0 5.492 5.212/6.107 5.68 ± 0.6078
ea08 1342 1342/1342 1342 ± 0 5.826 5.516/6.643 6.091 ± 0.6006
ea09 1342 1342/1342 1342 ± 0 5.442 5.009/6.118 5.558 ± 0.5451
ea10 1342 1342/1342 1342 ± 0.000002929 5.097 4.848/5.865 5.328 ± 0.5363
ea11 1342 1342/1342 1342 ± 0.00004106 5.326 4.711/5.902 5.353 ± 0.5792
ea12 1342 1342/1342 1342 ± 0.00003343 5.209 5.079/6.074 5.466 ± 0.5437
ea13 1342 1342/1342 1342 ± 0 5.714 5.438/6.272 5.84 ± 0.593
ea14 1342 1342/1342 1342 ± 0.000004141 5.753 5.375/6.4 5.837 ± 0.5317
ea15 1342 1342/1342 1342 ± 0.00003015 5.532 5.297/6.417 5.814 ± 0.6205
ea17 1342 1342/1342 1342 ± 0 5.608 5.499/6.597 5.961 ± 0.6176
ea18 1342 1342/1342 1342 ± 0 6.007 5.788/6.711 6.227 ± 0.565
ea19 1342 1342/1342 1342 ± 0.00003215 5.485 5.234/6.222 5.711 ± 0.5165
ea20 1342 1342/1342 1342 ± 0 5.674 5.378/6.411 5.867 ± 0.5259
ea21 1342 1342/1342 1342 ± 0 5.101 4.948/5.662 5.329 ± 0.4538
ea22 1342 1342/1342 1342 ± 0 6.454 5.901/6.799 6.365 ± 0.4905
ea23 1342 1342/1342 1342 ± 0 5.594 5.212/6.182 5.717 ± 0.6025
ea24 1342 1342/1342 1342 ± 0 5.766 5.138/6.262 5.721 ± 0.5548
ea25 1342 1342/1342 1342 ± 0 6.155 5.496/6.598 6.175 ± 0.7145
ea28 1342 1342/1342 1342 ± 0 6.056 5.616/6.76 6.18 ± 0.5937
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 ± 0.00002437 5.309 5.092/5.547 5.265 ± 0.4321
5 1342 1342/1342 1342 ± 0.00002422 5.17 5/5.415 5.133 ± 0.4087
6 1342 1342/1342 1342 ± 0.00002437 5.13 4.855/5.271 5.029 ± 0.3833
7 1342 1342/1342 1342 ± 0.00002437 5.281 5.096/5.44 5.202 ± 0.3928
8 1342 1342/1342 1342 ± 0.00002437 5.208 5.003/5.425 5.162 ± 0.4287
9 1342 1342/1342 1342 ± 0.00002437 5.51 5.2/5.739 5.416 ± 0.4498
10 1342 1342/1342 1342 ± 0.00002394 5.985 5.789/6.168 5.89 ± 0.4785
11 1342 1342/1342 1342 ± 0.00002394 6.221 5.902/6.38 6.103 ± 0.4913
12 1342 1342/1342 1342 ± 0.00002394 6.289 6.075/6.461 6.223 ± 0.5156
13 1342 1342/1342 1342 ± 0.00002394 6.709 6.33/6.937 6.612 ± 0.5584
14 1342 1342/1342 1342 ± 0.00002546 6.482 6.123/6.789 6.413 ± 0.6195
15 1342 1342/1342 1342 ± 0.00002394 6.422 6.183/6.722 6.376 ± 0.5419
16 1342 1342/1342 1342 ± 0.00004158 5.433 5.193/5.725 5.43 ± 0.5208
17 1342 1342/1342 1342 ± 0.00004472 5.309 5.136/5.687 5.32 ± 0.4904
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2025-07-18 10:14:36.775
End
2025-07-18 10:59:52.812
Duration
0:45:16.037
Note, WebLog generation is not included in the time.

CASA logs for stage 8