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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.394 5.167/6.476 5.677 ± 0.8594
ea02 1342 1342/1342 1342 ± 0.000006277 5.5 5.068/6.234 5.602 ± 0.9036
ea03 1342 1342/1342 1342 ± 0 5.4 5.051/6.516 5.663 ± 0.8823
ea04 1342 1342/1342 1342 ± 0.0000415 5.011 4.832/5.984 5.288 ± 0.7257
ea05 1342 1342/1342 1342 ± 0.0000423 5.186 4.969/6.405 5.468 ± 0.8866
ea06 1342 1342/1342 1342 ± 0 5.049 4.7/5.757 5.234 ± 0.741
ea07 1342 1342/1342 1342 ± 0.00001877 4.957 4.838/6.12 5.422 ± 0.8995
ea08 1342 1342/1342 1342 ± 0 5.47 5.175/6.561 5.783 ± 0.899
ea09 1342 1342/1342 1342 ± 0.0000415 4.831 4.717/6.016 5.142 ± 0.7557
ea10 1342 1342/1342 1342 ± 0.00004368 4.84 4.52/5.909 5.084 ± 0.7937
ea11 1342 1342/1342 1342 ± 0.00004568 5.161 4.6/6.272 5.356 ± 0.9423
ea12 1342 1342/1342 1342 ± 0.00003948 4.996 4.788/5.987 5.297 ± 0.6803
ea14 1342 1342/1342 1342 ± 0.0000416 5.414 4.949/6.319 5.626 ± 0.7328
ea15 1342 1342/1342 1342 ± 0.00004329 5.185 5.107/6.356 5.597 ± 0.907
ea16 1342 1342/1342 1342 ± 0.00000168 5.516 5.239/6.432 5.674 ± 0.9001
ea17 1342 1342/1342 1342 ± 0.00002705 5.409 5.042/6.747 5.711 ± 0.8372
ea18 1342 1342/1342 1342 ± 0 5.461 5.28/6.724 5.856 ± 0.8113
ea19 1342 1342/1342 1342 ± 0.00002694 5.119 5.02/6.325 5.515 ± 0.7631
ea21 1342 1342/1342 1342 ± 0 4.975 4.826/5.754 5.173 ± 0.6872
ea22 1342 1342/1342 1342 ± 0 5.412 4.969/6.475 5.619 ± 0.8064
ea23 1342 1342/1342 1342 ± 0.00004193 5.393 4.966/6.231 5.621 ± 0.8071
ea24 1342 1342/1342 1342 ± 0.00001812 5.298 5.02/6.374 5.529 ± 0.7726
ea25 1342 1342/1342 1342 ± 0 5.726 5.202/6.688 5.926 ± 0.9608
ea27 1342 1342/1342 1342 ± 0 5.092 4.928/6.358 5.499 ± 0.7975
ea28 1342 1342/1342 1342 ± 0.00002774 5.507 5.395/6.828 5.892 ± 0.8721
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 4.968 4.809/5.068 4.915 ± 0.2944
4 1342 1342/1342 1342 ± 0.00003456 3.884 3.664/4.091 3.884 ± 0.3052
5 1342 1342/1342 1342 ± 0.00002393 5.026 4.839/5.353 5.068 ± 0.2822
6 1342 1342/1342 1342 ± 0.00002393 5.049 4.829/5.273 5.046 ± 0.2507
7 1342 1342/1342 1342 ± 0.00002393 5.107 4.953/5.231 5.1 ± 0.2207
8 1342 1342/1342 1342 ± 0.00002393 5.07 4.909/5.18 5.048 ± 0.2526
9 1342 1342/1342 1342 ± 0.00002393 5.383 5.234/5.593 5.363 ± 0.2671
10 1342 1342/1342 1342 ± 0.00002393 5.924 5.798/6.09 5.917 ± 0.2533
11 1342 1342/1342 1342 ± 0.00002393 6.227 6.03/6.275 6.159 ± 0.2553
12 1342 1342/1342 1342 ± 0.00002393 6.33 6.12/6.486 6.32 ± 0.2933
13 1342 1342/1342 1342 ± 0.00002393 6.761 6.635/6.977 6.748 ± 0.3069
14 1342 1342/1342 1342 ± 0.00002393 6.767 6.478/6.962 6.752 ± 0.3669
15 1342 1342/1342 1342 ± 0.00002393 6.696 6.354/6.883 6.615 ± 0.3476
16 1342 1342/1342 1342 ± 0.000061 4.981 4.806/5.147 5.005 ± 0.2762
17 1342 1342/1342 1342 ± 0.00006043 4.972 4.778/5.215 5.013 ± 0.2987
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-07-23 01:25:18.522
End
2025-07-23 02:19:29.825
Duration
0:54:11.303
Note, WebLog generation is not included in the time.

CASA logs for stage 8