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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.035 5.696/6.721 6.134 ± 0.7566
ea02 1342 1342/1342 1342 ± 0 6.241 5.621/6.57 6.146 ± 0.7329
ea03 1342 1342/1342 1342 ± 0 6.168 5.486/6.719 6.163 ± 0.6861
ea04 1342 1342/1342 1342 ± 0 5.631 5.148/6.108 5.638 ± 0.7069
ea05 1342 1342/1342 1342 ± 0 5.933 5.418/6.462 5.924 ± 0.7386
ea06 1342 1342/1342 1342 ± 0 5.94 5.219/6.196 5.779 ± 0.7472
ea07 1342 1342/1342 1342 ± 0 5.97 5.397/6.567 6.009 ± 0.7333
ea08 1342 1342/1342 1342 ± 0 6.468 5.764/6.851 6.411 ± 0.6578
ea09 1342 1342/1342 1342 ± 0 5.698 5.209/6.427 5.74 ± 0.8454
ea10 1342 1342/1342 1342 ± 0 5.714 5.271/6.175 5.647 ± 0.7691
ea11 1342 1342/1342 1342 ± 0 5.722 5.324/6.385 5.757 ± 0.7683
ea12 1342 1342/1342 1342 ± 0 5.527 5.305/6.166 5.691 ± 0.6884
ea13 1342 1342/1342 1342 ± 0 6.208 5.629/6.355 5.896 ± 1.021
ea14 1342 1342/1342 1342 ± 0 6.036 5.62/6.549 6.05 ± 0.7465
ea15 1342 1342/1342 1342 ± 0 6.72 6.641/7.236 6.885 ± 0.4004
ea17 1342 1342/1342 1342 ± 0 6.222 5.826/6.886 6.257 ± 0.841
ea18 1342 1342/1342 1342 ± 0 6.351 5.923/6.978 6.436 ± 0.6658
ea19 1342 1342/1342 1342 ± 0 5.957 5.558/6.565 6.009 ± 0.709
ea20 1342 1342/1342 1342 ± 0 6.432 5.99/7.012 6.495 ± 0.7286
ea21 1342 1342/1342 1342 ± 0 5.42 5.174/5.927 5.523 ± 0.5845
ea22 1342 1342/1342 1342 ± 0 6.275 5.717/6.785 6.287 ± 0.6669
ea23 1342 1342/1342 1342 ± 0.000001662 5.965 5.519/6.317 5.948 ± 0.7874
ea24 1342 1342/1342 1342 ± 0 6.179 5.389/6.569 5.966 ± 0.6112
ea25 1342 1342/1342 1342 ± 0 6.548 5.8/7.013 6.452 ± 0.8226
ea27 1342 1342/1342 1342 ± 0 5.69 5.342/6.368 5.728 ± 0.6854
ea28 1342 1342/1342 1342 ± 0 6.299 5.806/7.088 6.405 ± 0.7818
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 ± 0.00002397 5.571 5.434/5.743 5.587 ± 0.2404
3 1342 1342/1342 1342 ± 0.0000257 4.191 3.954/4.732 4.307 ± 0.7721
4 1342 1342/1342 1342 ± 0.00002397 5.38 5.187/5.719 5.483 ± 0.3104
5 1342 1342/1342 1342 ± 0.00002397 5.434 5.217/5.739 5.456 ± 0.2954
6 1342 1342/1342 1342 ± 0.00002397 5.482 5.217/5.7 5.458 ± 0.2913
7 1342 1342/1342 1342 ± 0.00002397 5.565 5.386/5.789 5.562 ± 0.2492
8 1342 1342/1342 1342 ± 0.00002397 5.513 5.21/5.688 5.476 ± 0.2874
9 1342 1342/1342 1342 ± 0.00002397 5.748 5.586/5.99 5.777 ± 0.2836
10 1342 1342/1342 1342 ± 0.00002353 6.256 6.147/6.362 6.246 ± 0.2647
11 1342 1342/1342 1342 ± 0.00002353 6.451 6.225/6.615 6.448 ± 0.2675
12 1342 1342/1342 1342 ± 0.00002353 6.58 6.33/6.762 6.574 ± 0.3212
13 1342 1342/1342 1342 ± 0.00002353 7.043 6.739/7.242 7.017 ± 0.3311
14 1342 1342/1342 1342 ± 0.00002353 7.298 6.968/7.554 7.235 ± 0.3408
15 1342 1342/1342 1342 ± 0.00002353 6.808 6.531/7.195 6.872 ± 0.3765
16 1342 1342/1342 1342 ± 0.00002356 6.36 6.027/6.797 6.363 ± 0.4246
17 1342 1342/1342 1342 ± 0.00002353 6.338 5.996/6.674 6.303 ± 0.4162
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
Start time
2025-07-30 00:51:36.385
End
2025-07-30 01:46:30.444
Duration
0:54:54.059
Note, WebLog generation is not included in the time.

CASA logs for stage 8