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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 4.312 4.091/4.685 4.383 ± 0.3289
ea02 1342 1342/1342 1342 ± 0.00001861 5.9 5.553/6.423 6.103 ± 0.5745
ea03 1342 1342/1342 1342 ± 0 5.944 5.307/6.505 5.946 ± 0.6558
ea04 1342 1342/1342 1342 ± 0.00002034 5.435 5.107/5.918 5.558 ± 0.5098
ea05 1342 1342/1342 1342 ± 0.00001167 5.648 5.326/6.42 5.837 ± 0.5918
ea06 1342 1342/1342 1342 ± 0.000007967 5.566 5.012/5.89 5.588 ± 0.6025
ea07 1342 1342/1342 1342 ± 0 5.647 5.223/6.16 5.809 ± 0.6604
ea08 1342 1342/1342 1342 ± 0 6.055 5.671/6.71 6.226 ± 0.635
ea09 1342 1342/1342 1342 ± 0 5.529 5.122/6.286 5.628 ± 0.5959
ea10 1342 1342/1342 1342 ± 0 5.186 5.075/5.997 5.483 ± 0.5492
ea11 1342 1342/1342 1342 ± 0.00004159 5.537 4.931/6.023 5.481 ± 0.575
ea12 1342 1342/1342 1342 ± 0.00003477 5.339 5.268/6.075 5.618 ± 0.5409
ea13 1342 1342/1342 1342 ± 0 5.799 5.566/6.396 5.937 ± 0.6272
ea14 1342 1342/1342 1342 ± 0.0000038 5.863 5.531/6.473 5.995 ± 0.5456
ea15 1342 1342/1342 1342 ± 0.00002945 5.66 5.449/6.539 5.982 ± 0.6666
ea17 1342 1342/1342 1342 ± 0 5.914 5.719/6.849 6.158 ± 0.6368
ea18 1342 1342/1342 1342 ± 0 6.112 5.822/6.832 6.276 ± 0.6322
ea19 1342 1342/1342 1342 ± 0.00003672 5.566 5.338/6.346 5.801 ± 0.5773
ea20 1342 1342/1342 1342 ± 0 5.877 5.57/6.572 6.061 ± 0.5563
ea21 1342 1342/1342 1342 ± 0 5.135 4.983/5.69 5.372 ± 0.4639
ea22 1342 1342/1342 1342 ± 0 6.177 5.888/6.876 6.378 ± 0.6052
ea23 1342 1342/1342 1342 ± 0 5.764 5.414/6.277 5.957 ± 0.6423
ea24 1342 1342/1342 1342 ± 0 5.819 5.228/6.404 5.792 ± 0.5926
ea25 1342 1342/1342 1342 ± 0 6.271 5.561/6.716 6.264 ± 0.7361
ea28 1342 1342/1342 1342 ± 0 5.912 5.743/6.893 6.227 ± 0.6327
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 ± 0.00002405 5.411 5.167/5.609 5.367 ± 0.3877
4 1342 1342/1342 1342 ± 0.00003224 4.969 4.868/5.104 4.975 ± 0.2652
5 1342 1342/1342 1342 ± 0.00002395 5.221 5.058/5.544 5.246 ± 0.3835
6 1342 1342/1342 1342 ± 0.00002405 5.254 5.067/5.53 5.235 ± 0.3793
7 1342 1342/1342 1342 ± 0.00002405 5.405 5.203/5.562 5.322 ± 0.363
8 1342 1342/1342 1342 ± 0.00002405 5.268 5.089/5.513 5.255 ± 0.3759
9 1342 1342/1342 1342 ± 0.00002405 5.647 5.379/5.887 5.551 ± 0.4275
10 1342 1342/1342 1342 ± 0.00002395 6.051 5.839/6.229 5.982 ± 0.404
11 1342 1342/1342 1342 ± 0.00002395 6.284 5.997/6.476 6.198 ± 0.4486
12 1342 1342/1342 1342 ± 0.00002395 6.356 6.071/6.578 6.314 ± 0.4692
13 1342 1342/1342 1342 ± 0.00002395 6.787 6.483/7.128 6.75 ± 0.5155
14 1342 1342/1342 1342 ± 0.00002395 6.94 6.571/7.216 6.829 ± 0.5419
15 1342 1342/1342 1342 ± 0.00002395 6.714 6.356/6.892 6.573 ± 0.4917
16 1342 1342/1342 1342 ± 0.00004445 5.668 5.432/5.99 5.679 ± 0.4654
17 1342 1342/1342 1342 ± 0.00004521 5.576 5.389/5.836 5.546 ± 0.4235
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
Start time
2025-07-18 14:39:45.879
End
2025-07-18 15:45:53.644
Duration
1:06:07.765
Note, WebLog generation is not included in the time.

CASA logs for stage 8