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

Statwt Summary Plot

VLASS3.2.sb45544419.eb45877457.60435.173042256945_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 5.526 5.229/6.292 5.441 ± 1.122
ea02 1342 1342/1342 1342 ± 0.00004082 5.582 5.254/6.468 5.53 ± 1.076
ea03 1342 1342/1342 1342 ± 0.000004887 5.405 5.336/6.45 5.645 ± 0.8089
ea04 1342 1342/1342 1342 ± 0.00004849 5.182 4.809/6.085 5.159 ± 0.9311
ea05 1342 1342/1342 1342 ± 0.00005128 5.378 5.049/6.482 5.392 ± 1.069
ea06 1342 1342/1342 1342 ± 0.00002668 4.951 4.743/6.02 5.133 ± 0.9302
ea07 1342 1342/1342 1342 ± 0.000042 5.21 5.064/6.326 5.35 ± 1.076
ea08 1342 1342/1342 1342 ± 0.00002482 5.787 5.283/6.887 5.788 ± 1.178
ea09 1342 1342/1342 1342 ± 0.00004822 5.126 4.804/6.187 5.173 ± 0.9855
ea10 1342 1342/1342 1342 ± 0.00004774 5.004 4.683/5.977 4.983 ± 0.9488
ea11 1342 1342/1342 1342 ± 0.00005225 5.075 4.416/6.118 5.016 ± 1.055
ea13 1342 1342/1342 1342 ± 0.00002419 5.391 5.181/6.314 5.474 ± 0.7486
ea14 1342 1342/1342 1342 ± 0.00005024 5.481 5.277/6.52 5.512 ± 1.108
ea15 1342 1342/1342 1342 ± 0.00005054 5.508 5.06/6.619 5.501 ± 1.094
ea16 1342 1342/1342 1342 ± 0.00002514 5.725 5.372/6.573 5.709 ± 1.031
ea17 1342 1342/1342 1342 ± 0.00004357 5.723 5.185/6.667 5.633 ± 1.182
ea18 1342 1342/1342 1342 ± 0.00001698 5.888 5.573/6.951 5.923 ± 1.163
ea19 1342 1342/1342 1342 ± 0.00004247 5.429 5.257/6.444 5.416 ± 1.076
ea20 1342 1342/1342 1342 ± 0.00003704 5.473 5.2/6.276 5.502 ± 0.8638
ea21 1342 1342/1342 1342 ± 0.000007265 5.118 4.86/5.66 5.137 ± 0.6316
ea22 1342 1342/1342 1342 ± 0.00003463 5.752 5.195/6.645 5.647 ± 1.149
ea23 1342 1342/1342 1342 ± 0.00004891 5.584 5.078/6.316 5.418 ± 1.045
ea24 1342 1342/1342 1342 ± 0.00001646 5.142 4.991/5.939 5.433 ± 0.749
ea25 1342 1342/1342 1342 ± 0.00001331 5.69 5.388/6.751 5.972 ± 0.918
ea27 1342 1342/1342 1342 ± 0.00002126 5.278 4.867/6.364 5.369 ± 1.021
ea28 1342 1342/1342 1342 ± 0.000004887 5.682 5.545/6.767 5.859 ± 0.8797
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 ± 0.00002358 5.296 5.073/5.403 5.227 ± 0.2907
5 1342 1342/1342 1342 ± 0.0000328 5.195 5.016/5.541 5.269 ± 0.3942
6 1342 1342/1342 1342 ± 0.00002358 5.351 5.101/5.521 5.308 ± 0.287
7 1342 1342/1342 1342 ± 0.00002358 5.333 5.128/5.546 5.298 ± 0.2774
8 1342 1342/1342 1342 ± 0.00002358 5.356 5.168/5.495 5.325 ± 0.2761
9 1342 1342/1342 1342 ± 0.00002358 5.501 5.311/5.757 5.501 ± 0.3271
10 1342 1342/1342 1342 ± 0.000024 6.226 5.924/6.335 6.158 ± 0.3063
11 1342 1342/1342 1342 ± 0.00002355 6.476 6.267/6.642 6.446 ± 0.2775
12 1342 1342/1342 1342 ± 0.00002355 6.645 6.402/6.841 6.611 ± 0.3258
13 1342 1342/1342 1342 ± 0.00002382 6.628 6.353/6.906 6.643 ± 0.417
14 1342 1342/1342 1342 ± 0.00005753 4.724 4.327/5.256 4.856 ± 0.6795
15 1342 1342/1342 1342 ± 0.00002355 6.748 6.207/7.069 6.65 ± 0.5052
16 1342 1342/1342 1342 ± 0.00006002 3.541 3.397/3.973 3.71 ± 0.4514
17 1342 1342/1342 1342 ± 0.00005975 3.431 3.26/3.776 3.529 ± 0.3861
statwtmode
VLASS-SE
vis
VLASS3.2.sb45544419.eb45877457.60435.173042256945_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2025-07-19 07:55:33.379
End
2025-07-19 08:46:41.413
Duration
0:51:08.035
Note, WebLog generation is not included in the time.

CASA logs for stage 8