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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.555 5.436/6.112 5.624 ± 0.7946
ea02 1342 1342/1342 1342 ± 0.00004148 5.986 5.61/6.718 6 ± 0.9233
ea04 1342 1342/1342 1342 ± 0 5.038 4.875/5.994 5.274 ± 0.7829
ea05 1342 1342/1342 1342 ± 0.000008015 5.45 5.09/6.475 5.662 ± 0.7737
ea06 1342 1342/1342 1342 ± 0.000001274 5.111 4.759/5.696 5.073 ± 0.7613
ea07 1342 1342/1342 1342 ± 0.00004295 5.976 5.469/6.271 5.752 ± 0.837
ea08 1342 1342/1342 1342 ± 0.00004171 6.147 5.722/6.968 6.15 ± 0.9785
ea09 1342 1342/1342 1342 ± 0.00001629 5.369 5.01/5.954 5.349 ± 0.5964
ea10 1342 1342/1342 1342 ± 0.00004229 5.161 4.87/5.945 5.237 ± 0.7142
ea11 1342 1342/1342 1342 ± 0.00004201 6.054 5.495/6.738 5.894 ± 1.001
ea12 1342 1342/1342 1342 ± 0.000008078 5.431 5.331/6.466 5.614 ± 0.9606
ea13 1342 1342/1342 1342 ± 0.0000184 6.077 5.781/6.457 6.069 ± 0.7519
ea14 1342 1342/1342 1342 ± 0.000005719 5.708 5.325/6.622 5.802 ± 0.8011
ea15 1342 1342/1342 1342 ± 0 5.187 5.076/6.302 5.532 ± 0.8986
ea16 1342 1342/1342 1342 ± 0.00001782 5.85 5.467/6.607 5.852 ± 0.8605
ea17 1342 1342/1342 1342 ± 0.00004206 6.04 5.664/6.792 6.068 ± 0.973
ea18 1342 1342/1342 1342 ± 0.00003318 5.042 4.761/5.766 5.059 ± 0.7543
ea19 1342 1342/1342 1342 ± 0 5.712 5.399/6.731 5.904 ± 0.8162
ea20 1342 1342/1342 1342 ± 0.00001848 6.074 5.741/6.957 6.097 ± 1.126
ea21 1342 1342/1342 1342 ± 0.00001337 5.451 5.27/6.303 5.566 ± 0.782
ea22 1342 1342/1342 1342 ± 0.00003186 5.604 5.168/6.524 5.722 ± 0.8135
ea23 1342 1342/1342 1342 ± 0.00004889 6.464 6.079/6.784 6.025 ± 1.116
ea24 1342 1342/1342 1342 ± 0.000009336 5.362 4.928/6.322 5.559 ± 0.6843
ea25 1342 1342/1342 1342 ± 0.00004204 5.849 5.445/6.467 5.762 ± 0.8889
ea26 1342 1342/1342 1342 ± 0.00002561 5.946 5.726/7.041 6.166 ± 0.8579
ea27 1342 1342/1342 1342 ± 0.0000444 5.739 5.325/6.584 5.726 ± 0.8854
ea28 1342 1342/1342 1342 ± 0.0000415 5.921 5.457/6.869 6.016 ± 0.9312
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 ± 0.00002371 5.798 5.358/6.043 5.703 ± 0.4047
3 1342 1342/1342 1342 ± 0.00003048 5.314 5.024/5.576 5.27 ± 0.3713
5 1342 1342/1342 1342 ± 0.00002442 5.423 5.167/5.655 5.405 ± 0.3709
6 1342 1342/1342 1342 ± 0.00002371 5.407 5.093/5.66 5.39 ± 0.3449
7 1342 1342/1342 1342 ± 0.00002371 5.453 5.089/5.623 5.413 ± 0.329
8 1342 1342/1342 1342 ± 0.00002371 5.336 5.086/5.614 5.367 ± 0.355
9 1342 1342/1342 1342 ± 0.00002414 5.712 5.423/5.943 5.657 ± 0.3689
10 1342 1342/1342 1342 ± 0.00002327 6.159 5.86/6.339 6.089 ± 0.377
11 1342 1342/1342 1342 ± 0.00002327 6.436 6.193/6.631 6.385 ± 0.3652
12 1342 1342/1342 1342 ± 0.00002327 6.663 6.357/6.813 6.568 ± 0.4027
13 1342 1342/1342 1342 ± 0.00002329 6.883 6.512/7.092 6.775 ± 0.4252
14 1342 1342/1342 1342 ± 0.00002693 6.569 6.222/6.89 6.566 ± 0.4905
15 1342 1342/1342 1342 ± 0.0000235 6.765 6.443/7.022 6.676 ± 0.4702
16 1342 1342/1342 1342 ± 0.00006102 4.008 3.776/4.294 4.055 ± 0.3514
17 1342 1342/1342 1342 ± 0.00006065 4.165 3.953/4.431 4.175 ± 0.3548
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
Start time
2024-11-23 08:10:01.342
End
2024-11-23 09:07:20.840
Duration
0:57:19.498
Note, WebLog generation is not included in the time.

CASA logs for stage 8