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

Statwt Summary Plot

VLASS3.2.sb45665927.eb46086746.60447.529309328704_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 6.271 5.621/6.698 6.235 ± 0.6706
ea02 1342 1342/1342 1342 ± 0 6.337 5.57/6.6 6.267 ± 0.6487
ea03 1342 1342/1342 1342 ± 0 6.339 5.546/7.024 6.357 ± 0.7841
ea04 1342 1342/1342 1342 ± 0 5.708 5.172/6.155 5.72 ± 0.634
ea05 1342 1342/1342 1342 ± 0 6.151 5.355/6.785 6.08 ± 0.7197
ea06 1342 1342/1342 1342 ± 0 6.307 5.284/6.529 6.041 ± 0.7027
ea07 1342 1342/1342 1342 ± 0 6.288 5.354/6.608 6.126 ± 0.7822
ea08 1342 1342/1342 1342 ± 0 6.688 5.71/6.923 6.488 ± 0.7059
ea09 1342 1342/1342 1342 ± 0 5.733 5.122/6.518 5.836 ± 0.7232
ea10 1342 1342/1342 1342 ± 0 5.962 5.249/6.346 5.844 ± 0.6442
ea11 1342 1342/1342 1342 ± 0 5.826 5.416/6.61 5.959 ± 0.7318
ea12 1342 1342/1342 1342 ± 0 5.815 5.299/6.375 5.871 ± 0.6325
ea13 1342 1342/1342 1342 ± 0 6.13 5.512/6.349 6.01 ± 0.5657
ea14 1342 1342/1342 1342 ± 0 6.262 5.592/6.617 6.2 ± 0.6339
ea15 1342 1342/1342 1342 ± 0 6.24 5.568/6.626 6.163 ± 0.7244
ea16 1342 1342/1342 1342 ± 0 6.403 5.874/6.933 6.48 ± 0.7138
ea17 1342 1342/1342 1342 ± 0 6.323 5.82/7.251 6.482 ± 0.7635
ea18 1342 1342/1342 1342 ± 0 6.54 5.856/7.187 6.492 ± 0.7313
ea19 1342 1342/1342 1342 ± 0 6.226 5.479/6.743 6.171 ± 0.6727
ea20 1342 1342/1342 1342 ± 0 6.592 5.921/7.178 6.518 ± 0.7316
ea21 1342 1342/1342 1342 ± 0 5.634 5.228/6.12 5.714 ± 0.5544
ea22 1342 1342/1342 1342 ± 0 6.29 5.579/6.666 6.142 ± 0.6724
ea23 1342 1342/1342 1342 ± 0 6.235 5.429/6.373 6.085 ± 0.7187
ea24 1342 1342/1342 1342 ± 0 6.32 5.244/6.739 5.936 ± 0.8542
ea25 1342 1342/1342 1342 ± 0 6.748 5.954/7.326 6.745 ± 0.8474
ea27 1342 1342/1342 1342 ± 0 6.197 5.366/6.648 6.073 ± 0.7105
ea28 1342 1342/1342 1342 ± 0 6.462 5.789/7.034 6.416 ± 0.722
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 ± 0.00002326 5.506 5.302/5.66 5.496 ± 0.2607
4 1342 1342/1342 1342 ± 0.00002353 5.34 5.128/5.45 5.326 ± 0.3626
5 1342 1342/1342 1342 ± 0.00002326 5.428 5.27/5.732 5.478 ± 0.2989
6 1342 1342/1342 1342 ± 0.00002326 5.365 5.08/5.528 5.32 ± 0.2872
7 1342 1342/1342 1342 ± 0.00002326 5.521 5.343/5.784 5.536 ± 0.2402
8 1342 1342/1342 1342 ± 0.00002326 5.511 5.261/5.687 5.509 ± 0.2798
9 1342 1342/1342 1342 ± 0.00002326 5.83 5.698/6.01 5.831 ± 0.2887
10 1342 1342/1342 1342 ± 0.00002326 6.321 6.231/6.398 6.305 ± 0.2544
11 1342 1342/1342 1342 ± 0.00002326 6.521 6.345/6.72 6.537 ± 0.27
12 1342 1342/1342 1342 ± 0.00002326 6.653 6.387/6.932 6.682 ± 0.3251
13 1342 1342/1342 1342 ± 0.00002326 7.167 6.967/7.468 7.188 ± 0.3404
14 1342 1342/1342 1342 ± 0.00002326 7.387 7.133/7.647 7.381 ± 0.3356
15 1342 1342/1342 1342 ± 0.00002326 7.031 6.722/7.272 7.033 ± 0.3503
16 1342 1342/1342 1342 ± 0.00002326 6.427 6.161/6.782 6.446 ± 0.3587
17 1342 1342/1342 1342 ± 0.00002326 6.367 6.188/6.617 6.381 ± 0.3458
overwrite_modelcol
False
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-07-29 06:33:46.000
End
2025-07-29 07:49:15.285
Duration
1:15:28.285
Note, WebLog generation is not included in the time.

CASA logs for stage 8