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 5.439 5.16/6.179 5.565 ± 0.8085
ea02 1342 1342/1342 1342 ± 0.00001068 5.692 5.226/6.373 5.714 ± 0.8666
ea03 1342 1342/1342 1342 ± 0 5.335 5.124/6.442 5.713 ± 0.7487
ea04 1342 1342/1342 1342 ± 0.0000446 5.088 4.92/6.01 5.212 ± 0.7159
ea05 1342 1342/1342 1342 ± 0.00004514 5.33 5.041/6.398 5.514 ± 0.8088
ea06 1342 1342/1342 1342 ± 0.00002164 5.179 4.809/6.023 5.356 ± 0.7117
ea07 1342 1342/1342 1342 ± 0.00002175 5.13 4.931/6.21 5.43 ± 0.9681
ea08 1342 1342/1342 1342 ± 0 5.58 5.389/6.698 5.865 ± 0.9459
ea09 1342 1342/1342 1342 ± 0.00004051 4.995 4.728/6.011 5.252 ± 0.6807
ea10 1342 1342/1342 1342 ± 0.0000371 5.006 4.667/6.023 5.195 ± 0.7772
ea11 1342 1342/1342 1342 ± 0.0000482 5.232 4.542/6.171 5.244 ± 0.8626
ea12 1342 1342/1342 1342 ± 0.00004365 5.058 4.889/5.906 5.171 ± 0.7493
ea14 1342 1342/1342 1342 ± 0.00004369 5.463 5.237/6.424 5.59 ± 0.7901
ea15 1342 1342/1342 1342 ± 0.00004659 5.428 5.35/6.541 5.665 ± 0.854
ea16 1342 1342/1342 1342 ± 0.00001889 5.679 5.257/6.396 5.752 ± 0.8534
ea17 1342 1342/1342 1342 ± 0.00002159 5.58 5.23/6.467 5.665 ± 1.041
ea18 1342 1342/1342 1342 ± 0 5.676 5.379/6.822 5.949 ± 0.8884
ea19 1342 1342/1342 1342 ± 0.00003573 5.1 5.008/6.323 5.424 ± 0.8327
ea20 1342 1342/1342 1342 ± 0.00002024 5.823 5.584/6.855 6.081 ± 0.8025
ea21 1342 1342/1342 1342 ± 0.00000123 5.075 4.946/5.855 5.299 ± 0.597
ea22 1342 1342/1342 1342 ± 0.000001214 5.564 5.128/6.406 5.632 ± 0.8821
ea23 1342 1342/1342 1342 ± 0.00003876 5.484 5.134/6.332 5.592 ± 0.836
ea24 1342 1342/1342 1342 ± 0 5.309 5.088/6.445 5.689 ± 0.6986
ea25 1342 1342/1342 1342 ± 0.000005761 5.67 5.322/6.856 6.039 ± 0.8683
ea27 1342 1342/1342 1342 ± 0.000008843 5.373 5.043/6.342 5.507 ± 0.7307
ea28 1342 1342/1342 1342 ± 0 5.753 5.566/6.753 6.092 ± 0.6737
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 ± 0.00002349 5.099 4.927/5.222 5.105 ± 0.244
3 1342 1342/1342 1342 ± 0.00004037 3.685 3.17/4.011 3.574 ± 0.5739
5 1342 1342/1342 1342 ± 0.00002354 5.038 4.93/5.431 5.117 ± 0.3274
6 1342 1342/1342 1342 ± 0.00002349 5.21 4.991/5.462 5.206 ± 0.2731
7 1342 1342/1342 1342 ± 0.00002349 5.252 5.004/5.395 5.214 ± 0.2491
8 1342 1342/1342 1342 ± 0.00002349 5.218 5.039/5.439 5.22 ± 0.2819
9 1342 1342/1342 1342 ± 0.00002349 5.509 5.322/5.719 5.504 ± 0.3006
10 1342 1342/1342 1342 ± 0.00002349 6.085 5.932/6.233 6.079 ± 0.2736
11 1342 1342/1342 1342 ± 0.00002349 6.376 6.173/6.498 6.357 ± 0.2726
12 1342 1342/1342 1342 ± 0.00002349 6.543 6.275/6.649 6.509 ± 0.3107
13 1342 1342/1342 1342 ± 0.00002349 6.823 6.401/7.019 6.779 ± 0.3886
14 1342 1342/1342 1342 ± 0.00004059 5.916 5.413/6.466 5.978 ± 0.6444
15 1342 1342/1342 1342 ± 0.00002349 6.615 6.25/6.937 6.596 ± 0.3644
16 1342 1342/1342 1342 ± 0.00006025 4.224 4.068/4.53 4.387 ± 0.5021
17 1342 1342/1342 1342 ± 0.00006018 4.276 4.095/4.567 4.369 ± 0.3762
output_dir
 
statwtmode
VLASS-SE
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-07-23 02:31:40.340
End
2025-07-23 03:30:03.747
Duration
0:58:23.407
Note, WebLog generation is not included in the time.

CASA logs for stage 8