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 6.207 5.472/6.609 6.092 ± 0.6618
ea02 1342 1342/1342 1342 ± 0 5.8 5.05/6.048 5.679 ± 0.6346
ea03 1342 1342/1342 1342 ± 0 6.221 5.37/6.857 6.185 ± 0.8136
ea04 1342 1342/1342 1342 ± 0 5.611 5.042/6.059 5.577 ± 0.6373
ea05 1342 1342/1342 1342 ± 0 6.06 5.279/6.796 6.001 ± 0.7273
ea06 1342 1342/1342 1342 ± 0 6.26 5.201/6.511 5.975 ± 0.7477
ea07 1342 1342/1342 1342 ± 0 5.85 5.006/6.267 5.711 ± 0.7491
ea08 1342 1342/1342 1342 ± 0 5.812 4.768/6.021 5.535 ± 0.7289
ea09 1342 1342/1342 1342 ± 0 5.53 4.885/6.235 5.512 ± 0.6736
ea10 1342 1342/1342 1342 ± 0 5.738 5.067/6.224 5.675 ± 0.6384
ea11 1342 1342/1342 1342 ± 0 5.703 5.284/6.517 5.836 ± 0.7502
ea12 1342 1342/1342 1342 ± 0 5.763 5.16/6.385 5.793 ± 0.671
ea13 1342 1342/1342 1342 ± 0 5.392 4.591/5.603 5.228 ± 0.5672
ea14 1342 1342/1342 1342 ± 0 6.129 5.499/6.605 6.118 ± 0.6555
ea15 1342 1342/1342 1342 ± 0 6.071 5.445/6.567 6.029 ± 0.7069
ea16 1342 1342/1342 1342 ± 0 6.327 5.714/6.868 6.362 ± 0.7578
ea17 1342 1342/1342 1342 ± 0 6.052 5.501/6.92 6.174 ± 0.7478
ea18 1342 1342/1342 1342 ± 0 5.983 5.506/6.312 5.826 ± 0.5883
ea19 1342 1342/1342 1342 ± 0 6.14 5.394/6.666 6.077 ± 0.7105
ea20 1342 1342/1342 1342 ± 0 5.984 5.443/6.658 5.982 ± 0.7014
ea21 1342 1342/1342 1342 ± 0 5.611 5.013/5.998 5.549 ± 0.6018
ea22 1342 1342/1342 1342 ± 0 5.582 4.806/5.925 5.424 ± 0.6445
ea23 1342 1342/1342 1342 ± 0 6.199 5.391/6.365 6.038 ± 0.7254
ea24 1342 1342/1342 1342 ± 0 5.666 5.457/5.911 5.521 ± 0.5285
ea25 1342 1342/1342 1342 ± 0 6.542 5.63/7.12 6.474 ± 0.8793
ea27 1342 1342/1342 1342 ± 0 6.068 5.246/6.528 5.935 ± 0.7043
ea28 1342 1342/1342 1342 ± 0 5.841 5.134/6.384 5.715 ± 0.6708
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 5.302 5.082/5.427 5.227 ± 0.3098
4 1342 1342/1342 1342 ± 0.00002393 5.023 4.815/5.211 5.048 ± 0.347
5 1342 1342/1342 1342 ± 0.00002459 5.044 4.859/5.191 5.053 ± 0.2732
6 1342 1342/1342 1342 ± 0.00002393 5.04 4.818/5.271 5.039 ± 0.2699
7 1342 1342/1342 1342 ± 0.00002364 5.291 4.884/5.442 5.216 ± 0.2912
8 1342 1342/1342 1342 ± 0.00002337 5.151 4.985/5.476 5.193 ± 0.344
9 1342 1342/1342 1342 ± 0.00002337 5.588 5.285/5.768 5.537 ± 0.3465
10 1342 1342/1342 1342 ± 0.00002337 6.056 5.796/6.259 6.005 ± 0.2986
11 1342 1342/1342 1342 ± 0.00002337 6.264 5.959/6.516 6.231 ± 0.3105
12 1342 1342/1342 1342 ± 0.00002306 6.384 6.042/6.665 6.364 ± 0.3827
13 1342 1342/1342 1342 ± 0.00002306 6.831 6.526/7.169 6.821 ± 0.4344
14 1342 1342/1342 1342 ± 0.00002306 7.012 6.678/7.274 6.954 ± 0.4489
15 1342 1342/1342 1342 ± 0.00002306 6.682 6.39/6.972 6.696 ± 0.4178
16 1342 1342/1342 1342 ± 0.00002306 6.081 5.842/6.442 6.139 ± 0.3963
17 1342 1342/1342 1342 ± 0.00002306 6.04 5.78/6.457 6.067 ± 0.3982
overwrite_modelcol
False
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2025-07-29 07:32:39.695
End
2025-07-29 08:35:54.575
Duration
1:03:14.880
Note, WebLog generation is not included in the time.

CASA logs for stage 8