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 5.613 5.399/6.186 5.76 ± 0.5251
ea02 1342 1342/1342 1342 ± 0 6.254 5.738/6.508 6.283 ± 0.6009
ea03 1342 1342/1342 1342 ± 0 6.337 5.49/6.778 6.253 ± 0.7031
ea04 1342 1342/1342 1342 ± 0.00002982 5.66 5.315/6.205 5.779 ± 0.5558
ea05 1342 1342/1342 1342 ± 0.00002835 5.731 5.438/6.657 5.978 ± 0.651
ea06 1342 1342/1342 1342 ± 0 6.074 5.15/6.199 5.853 ± 0.63
ea07 1342 1342/1342 1342 ± 0 6.077 5.303/6.361 6.001 ± 0.7059
ea08 1342 1342/1342 1342 ± 0 6.394 5.747/6.941 6.458 ± 0.661
ea09 1342 1342/1342 1342 ± 0.00000593 5.61 5.217/6.489 5.755 ± 0.6516
ea10 1342 1342/1342 1342 ± 0 5.508 5.214/6.148 5.64 ± 0.5635
ea11 1342 1342/1342 1342 ± 0.00004144 5.402 5.056/6.271 5.652 ± 0.6495
ea12 1342 1342/1342 1342 ± 0.00003009 5.612 5.443/6.369 5.893 ± 0.5748
ea13 1342 1342/1342 1342 ± 0 5.932 5.705/6.569 6.109 ± 0.6637
ea14 1342 1342/1342 1342 ± 0.00000127 5.943 5.683/6.705 6.208 ± 0.5894
ea15 1342 1342/1342 1342 ± 0.00003759 5.877 5.585/6.699 6.14 ± 0.7205
ea17 1342 1342/1342 1342 ± 0 6.293 5.844/7.144 6.413 ± 0.6905
ea18 1342 1342/1342 1342 ± 0 6.585 5.938/7.211 6.514 ± 0.7023
ea19 1342 1342/1342 1342 ± 0.00002528 5.935 5.469/6.586 6.068 ± 0.5961
ea20 1342 1342/1342 1342 ± 0 5.949 5.72/6.832 6.173 ± 0.6363
ea21 1342 1342/1342 1342 ± 0 5.416 5.1/5.95 5.572 ± 0.5139
ea22 1342 1342/1342 1342 ± 0 6.569 6.09/7.075 6.625 ± 0.6515
ea23 1342 1342/1342 1342 ± 0 5.758 5.474/6.356 5.997 ± 0.646
ea24 1342 1342/1342 1342 ± 0 6.019 5.428/6.727 6.013 ± 0.6536
ea25 1342 1342/1342 1342 ± 0 6.562 5.734/6.98 6.534 ± 0.7949
ea28 1342 1342/1342 1342 ± 0 6.095 5.764/7.072 6.353 ± 0.6611
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 ± 0.00002407 5.596 5.342/5.737 5.544 ± 0.2857
4 1342 1342/1342 1342 ± 0.00002924 5.131 4.977/5.369 5.186 ± 0.3379
5 1342 1342/1342 1342 ± 0.00002407 5.438 5.283/5.652 5.484 ± 0.2956
6 1342 1342/1342 1342 ± 0.00002407 5.462 5.241/5.699 5.448 ± 0.29
7 1342 1342/1342 1342 ± 0.00002407 5.522 5.398/5.727 5.517 ± 0.2604
8 1342 1342/1342 1342 ± 0.00002407 5.488 5.262/5.681 5.456 ± 0.276
9 1342 1342/1342 1342 ± 0.00002407 5.735 5.591/6.004 5.775 ± 0.2993
10 1342 1342/1342 1342 ± 0.00002393 6.253 6.087/6.45 6.238 ± 0.2745
11 1342 1342/1342 1342 ± 0.00002393 6.5 6.198/6.656 6.449 ± 0.3042
12 1342 1342/1342 1342 ± 0.00002393 6.587 6.354/6.838 6.597 ± 0.3442
13 1342 1342/1342 1342 ± 0.00002393 7.084 6.759/7.358 7.051 ± 0.3525
14 1342 1342/1342 1342 ± 0.00002393 7.234 6.916/7.452 7.19 ± 0.3956
15 1342 1342/1342 1342 ± 0.00002393 6.938 6.648/7.193 6.898 ± 0.3654
16 1342 1342/1342 1342 ± 0.00004336 5.938 5.713/6.46 6.039 ± 0.4423
17 1342 1342/1342 1342 ± 0.0000495 5.916 5.642/6.251 5.922 ± 0.4155
statwtmode
VLASS-SE
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-07-19 06:51:08.365
End
2025-07-19 07:35:58.198
Duration
0:44:49.833
Note, WebLog generation is not included in the time.

CASA logs for stage 8