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 5.455 5.214/6.508 5.746 ± 0.7797
ea02 1342 1342/1342 1342 ± 0.0000277 5.499 5.142/6.304 5.606 ± 0.9361
ea03 1342 1342/1342 1342 ± 0 5.328 5.112/6.548 5.764 ± 0.77
ea04 1342 1342/1342 1342 ± 0.00004272 5.042 4.834/6.023 5.347 ± 0.6417
ea05 1342 1342/1342 1342 ± 0.00004288 5.373 4.952/6.249 5.564 ± 0.7495
ea06 1342 1342/1342 1342 ± 0.000002243 4.847 4.752/5.836 5.275 ± 0.7487
ea07 1342 1342/1342 1342 ± 0.00003043 5.062 4.928/6.283 5.527 ± 0.923
ea08 1342 1342/1342 1342 ± 0 5.649 5.255/6.67 5.907 ± 0.8472
ea09 1342 1342/1342 1342 ± 0.00004272 4.943 4.707/5.987 5.245 ± 0.6822
ea10 1342 1342/1342 1342 ± 0.00004318 4.892 4.435/5.867 5.086 ± 0.7805
ea11 1342 1342/1342 1342 ± 0.00004359 5.07 4.482/6.168 5.295 ± 0.8454
ea12 1342 1342/1342 1342 ± 0.00004267 5.086 4.86/5.994 5.342 ± 0.6396
ea14 1342 1342/1342 1342 ± 0.00004296 5.504 5.236/6.34 5.651 ± 0.689
ea15 1342 1342/1342 1342 ± 0.00004353 5.177 5.132/6.368 5.594 ± 0.8511
ea16 1342 1342/1342 1342 ± 0.000005261 5.582 5.128/6.527 5.845 ± 0.7803
ea17 1342 1342/1342 1342 ± 0.00003946 5.474 5.102/6.496 5.735 ± 0.829
ea18 1342 1342/1342 1342 ± 0 5.631 5.311/6.806 5.978 ± 0.797
ea19 1342 1342/1342 1342 ± 0.0000343 5.35 5.09/6.384 5.621 ± 0.706
ea21 1342 1342/1342 1342 ± 0.000003364 4.971 4.759/5.741 5.166 ± 0.6691
ea22 1342 1342/1342 1342 ± 0.00001658 5.502 4.985/6.502 5.629 ± 0.8196
ea23 1342 1342/1342 1342 ± 0.000044 5.531 5.029/6.28 5.662 ± 0.7554
ea24 1342 1342/1342 1342 ± 0.00002206 5.147 4.968/6.461 5.6 ± 0.7764
ea25 1342 1342/1342 1342 ± 0.000003758 5.78 5.342/6.743 6.007 ± 0.9078
ea27 1342 1342/1342 1342 ± 0.000004297 5.192 4.903/6.347 5.545 ± 0.745
ea28 1342 1342/1342 1342 ± 0.0000308 5.526 5.412/6.902 5.902 ± 0.8972
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 5.001 4.895/5.115 4.961 ± 0.2951
4 1342 1342/1342 1342 ± 0.00005633 3.536 3.439/3.681 3.57 ± 0.1786
5 1342 1342/1342 1342 ± 0.00002393 5.044 4.764/5.296 5.031 ± 0.3042
6 1342 1342/1342 1342 ± 0.00002393 5.104 4.885/5.383 5.102 ± 0.2701
7 1342 1342/1342 1342 ± 0.00002393 5.163 4.974/5.281 5.135 ± 0.2292
8 1342 1342/1342 1342 ± 0.00002393 5.09 4.949/5.239 5.08 ± 0.2541
9 1342 1342/1342 1342 ± 0.00002393 5.46 5.3/5.62 5.418 ± 0.2687
10 1342 1342/1342 1342 ± 0.00002393 5.983 5.804/6.115 5.943 ± 0.2638
11 1342 1342/1342 1342 ± 0.00002393 6.256 6.125/6.321 6.204 ± 0.2641
12 1342 1342/1342 1342 ± 0.00002393 6.348 6.158/6.531 6.362 ± 0.3055
13 1342 1342/1342 1342 ± 0.00002393 6.769 6.473/6.994 6.746 ± 0.3206
14 1342 1342/1342 1342 ± 0.00002729 6.589 6.266/6.832 6.612 ± 0.4297
15 1342 1342/1342 1342 ± 0.00002393 6.632 6.277/6.948 6.612 ± 0.3654
16 1342 1342/1342 1342 ± 0.00006088 4.649 4.496/4.88 4.713 ± 0.3242
17 1342 1342/1342 1342 ± 0.00006092 4.668 4.493/4.865 4.708 ± 0.2868
overwrite_modelcol
False
output_dir
 
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-07-23 06:34:04.807
End
2025-07-23 07:38:11.159
Duration
1:04:06.352
Note, WebLog generation is not included in the time.

CASA logs for stage 8