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

Statwt Summary Plot

VLASS3.2.sb45459544.eb46165741.60472.10038270833_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 5.4 5.168/6.468 5.633 ± 0.8501
ea02 1342 1342/1342 1342 ± 0.00001498 5.586 5.161/6.244 5.63 ± 0.8611
ea03 1342 1342/1342 1342 ± 0 5.357 5.118/6.541 5.675 ± 0.851
ea04 1342 1342/1342 1342 ± 0.00004829 5.042 4.84/5.958 5.172 ± 0.8127
ea05 1342 1342/1342 1342 ± 0.00004226 5.201 5.008/6.295 5.42 ± 0.9339
ea06 1342 1342/1342 1342 ± 0.000002282 5.028 4.79/5.85 5.305 ± 0.7525
ea07 1342 1342/1342 1342 ± 0.0000248 5 4.832/6.128 5.286 ± 1.035
ea08 1342 1342/1342 1342 ± 0 5.553 5.165/6.621 5.735 ± 0.9384
ea09 1342 1342/1342 1342 ± 0.0000418 4.95 4.698/5.966 5.174 ± 0.7339
ea10 1342 1342/1342 1342 ± 0.00004576 4.959 4.539/5.989 5.151 ± 0.7942
ea11 1342 1342/1342 1342 ± 0.00004493 4.997 4.561/6.147 5.111 ± 1.045
ea12 1342 1342/1342 1342 ± 0.0000398 5.002 4.782/5.835 5.168 ± 0.7908
ea14 1342 1342/1342 1342 ± 0.00004234 5.453 5.024/6.326 5.627 ± 0.7741
ea15 1342 1342/1342 1342 ± 0.00004322 5.507 5.104/6.485 5.715 ± 0.9141
ea16 1342 1342/1342 1342 ± 0.000001865 5.627 5.212/6.5 5.745 ± 0.8865
ea17 1342 1342/1342 1342 ± 0.00004073 5.471 5.09/6.527 5.56 ± 1.03
ea18 1342 1342/1342 1342 ± 0 5.578 5.277/6.741 5.794 ± 0.9304
ea19 1342 1342/1342 1342 ± 0.0000294 5.131 4.888/6.179 5.387 ± 0.8683
ea20 1342 1342/1342 1342 ± 0.00003925 5.767 5.442/6.902 5.862 ± 0.9923
ea21 1342 1342/1342 1342 ± 0 5.009 4.822/5.806 5.249 ± 0.6592
ea22 1342 1342/1342 1342 ± 0.000004417 5.421 4.947/6.3 5.463 ± 0.9496
ea23 1342 1342/1342 1342 ± 0.00004246 5.383 4.973/6.259 5.596 ± 0.8217
ea24 1342 1342/1342 1342 ± 0.00001595 5.149 5.053/6.469 5.574 ± 0.8228
ea25 1342 1342/1342 1342 ± 0.000001318 5.773 5.357/6.737 5.985 ± 0.9389
ea27 1342 1342/1342 1342 ± 0.000001864 5.146 4.96/6.284 5.508 ± 0.7616
ea28 1342 1342/1342 1342 ± 0.00002502 5.588 5.415/6.823 5.89 ± 0.8894
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 ± 0.00002354 5.099 4.867/5.217 5.1 ± 0.2645
3 1342 1342/1342 1342 ± 0.00003522 3.817 3.358/4.236 3.802 ± 0.5707
4 1342 1342/1342 1342 ± 0.00003865 3.862 3.702/3.992 3.856 ± 0.2252
5 1342 1342/1342 1342 ± 0.00002354 5.133 4.912/5.371 5.145 ± 0.2877
6 1342 1342/1342 1342 ± 0.00002354 5.12 4.854/5.37 5.108 ± 0.2757
7 1342 1342/1342 1342 ± 0.00002354 5.174 4.95/5.365 5.16 ± 0.2552
8 1342 1342/1342 1342 ± 0.00002354 5.122 4.959/5.344 5.139 ± 0.2845
9 1342 1342/1342 1342 ± 0.00002354 5.438 5.216/5.655 5.449 ± 0.2898
10 1342 1342/1342 1342 ± 0.00002354 5.978 5.814/6.107 5.969 ± 0.2733
11 1342 1342/1342 1342 ± 0.00002354 6.232 6.073/6.396 6.216 ± 0.2724
12 1342 1342/1342 1342 ± 0.00002354 6.372 6.131/6.543 6.369 ± 0.308
13 1342 1342/1342 1342 ± 0.00002354 6.775 6.527/7.022 6.784 ± 0.3276
14 1342 1342/1342 1342 ± 0.00002517 6.717 6.436/7.033 6.714 ± 0.3883
15 1342 1342/1342 1342 ± 0.00002354 6.753 6.317/7.031 6.679 ± 0.3676
16 1342 1342/1342 1342 ± 0.00006092 4.9 4.717/5.037 4.912 ± 0.2752
17 1342 1342/1342 1342 ± 0.00006102 4.781 4.61/5.011 4.832 ± 0.3051
overwrite_modelcol
False
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-22 07:06:48.310
End
2025-07-22 07:51:31.031
Duration
0:44:42.721
Note, WebLog generation is not included in the time.

CASA logs for stage 8