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 5.43 5.238/6.49 5.738 ± 0.8052
ea02 1342 1342/1342 1342 ± 0.00002054 5.532 5.188/6.317 5.682 ± 0.8667
ea03 1342 1342/1342 1342 ± 0 5.448 5.111/6.558 5.735 ± 0.8337
ea04 1342 1342/1342 1342 ± 0.00004376 5.031 4.814/5.976 5.24 ± 0.7483
ea05 1342 1342/1342 1342 ± 0.00004114 5.173 4.98/6.468 5.504 ± 0.8975
ea06 1342 1342/1342 1342 ± 0 5.169 4.713/5.833 5.303 ± 0.7628
ea07 1342 1342/1342 1342 ± 0.00002401 5.021 4.834/6.138 5.374 ± 0.9568
ea08 1342 1342/1342 1342 ± 0 5.556 5.258/6.671 5.893 ± 0.871
ea09 1342 1342/1342 1342 ± 0.00004133 4.889 4.712/6.065 5.194 ± 0.7591
ea10 1342 1342/1342 1342 ± 0.00004157 4.923 4.644/6.066 5.227 ± 0.8187
ea11 1342 1342/1342 1342 ± 0.00004246 5.128 4.574/6.225 5.286 ± 0.9596
ea12 1342 1342/1342 1342 ± 0.00003681 5.056 4.829/6.041 5.275 ± 0.7417
ea14 1342 1342/1342 1342 ± 0.0000415 5.447 5.227/6.413 5.695 ± 0.7888
ea15 1342 1342/1342 1342 ± 0.0000416 5.499 5.177/6.525 5.767 ± 0.9191
ea16 1342 1342/1342 1342 ± 0 5.54 5.328/6.541 5.752 ± 0.9073
ea17 1342 1342/1342 1342 ± 0.00002846 5.5 5.122/6.841 5.708 ± 0.9309
ea18 1342 1342/1342 1342 ± 0 5.635 5.379/6.71 5.906 ± 0.8973
ea19 1342 1342/1342 1342 ± 0.00002395 5.176 4.945/6.332 5.472 ± 0.8546
ea20 1342 1342/1342 1342 ± 0.00003759 5.724 5.379/6.976 5.901 ± 0.9979
ea21 1342 1342/1342 1342 ± 0 5.023 4.847/5.825 5.252 ± 0.6679
ea22 1342 1342/1342 1342 ± 0.000002469 5.471 4.994/6.549 5.573 ± 0.9325
ea23 1342 1342/1342 1342 ± 0.00004193 5.416 5.004/6.275 5.676 ± 0.7935
ea24 1342 1342/1342 1342 ± 0.00001444 5.377 5.003/6.485 5.624 ± 0.822
ea25 1342 1342/1342 1342 ± 0 5.804 5.351/6.759 6.043 ± 0.9173
ea27 1342 1342/1342 1342 ± 0 5.136 5.01/6.308 5.529 ± 0.7583
ea28 1342 1342/1342 1342 ± 0.00002198 5.532 5.366/6.873 5.896 ± 0.8877
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 ± 0.00002352 5.032 4.873/5.202 5.056 ± 0.2625
3 1342 1342/1342 1342 ± 0.00003671 4.02 3.774/4.425 4.082 ± 0.4514
4 1342 1342/1342 1342 ± 0.00002711 3.849 3.73/3.982 3.856 ± 0.2214
5 1342 1342/1342 1342 ± 0.00002352 5.048 4.88/5.341 5.087 ± 0.2994
6 1342 1342/1342 1342 ± 0.00002352 5.029 4.834/5.34 5.08 ± 0.2742
7 1342 1342/1342 1342 ± 0.00002352 5.193 4.911/5.378 5.149 ± 0.263
8 1342 1342/1342 1342 ± 0.00002352 5.127 4.969/5.4 5.143 ± 0.2929
9 1342 1342/1342 1342 ± 0.00002352 5.502 5.252/5.678 5.478 ± 0.3051
10 1342 1342/1342 1342 ± 0.00002352 6.055 5.828/6.15 6.013 ± 0.2804
11 1342 1342/1342 1342 ± 0.00002352 6.269 6.087/6.415 6.245 ± 0.2826
12 1342 1342/1342 1342 ± 0.00002352 6.426 6.145/6.56 6.41 ± 0.3205
13 1342 1342/1342 1342 ± 0.00002352 6.851 6.632/7.094 6.851 ± 0.3307
14 1342 1342/1342 1342 ± 0.00002354 6.843 6.594/7.112 6.842 ± 0.3611
15 1342 1342/1342 1342 ± 0.00002352 6.748 6.308/6.978 6.659 ± 0.351
16 1342 1342/1342 1342 ± 0.00006089 5.094 4.918/5.261 5.104 ± 0.2493
17 1342 1342/1342 1342 ± 0.00006072 4.957 4.788/5.17 5.01 ± 0.2986
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-22 12:53:43.396
End
2025-07-22 13:49:02.936
Duration
0:55:19.540
Note, WebLog generation is not included in the time.

CASA logs for stage 8