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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.434 5.188/5.95 5.599 ± 0.5107
ea02 1342 1342/1342 1342 ± 0.00001384 5.655 5.268/6.306 5.824 ± 0.6643
ea04 1342 1342/1342 1342 ± 0 5.515 5.158/6.092 5.676 ± 0.551
ea05 1342 1342/1342 1342 ± 0 5.525 5.223/6.057 5.663 ± 0.5545
ea06 1342 1342/1342 1342 ± 0 4.878 4.652/5.299 4.981 ± 0.3776
ea07 1342 1342/1342 1342 ± 0 5.791 5.373/6.077 5.847 ± 0.5475
ea08 1342 1342/1342 1342 ± 0.00003025 5.718 5.39/6.502 5.954 ± 0.6721
ea09 1342 1342/1342 1342 ± 0.00001582 5.529 5.144/6.168 5.649 ± 0.6173
ea10 1342 1342/1342 1342 ± 0 5.742 5.207/6.403 5.79 ± 0.6646
ea11 1342 1342/1342 1342 ± 0 5.665 5.141/6.174 5.695 ± 0.605
ea12 1342 1342/1342 1342 ± 0 6.064 5.384/6.327 6.02 ± 0.6158
ea13 1342 1342/1342 1342 ± 0.00001078 5.89 5.614/6.25 6.018 ± 0.4997
ea14 1342 1342/1342 1342 ± 0 5.61 5.065/6.176 5.699 ± 0.6358
ea15 1342 1342/1342 1342 ± 0 5.661 5.155/6.266 5.784 ± 0.6836
ea16 1342 1342/1342 1342 ± 0 5.958 5.52/6.51 6.081 ± 0.6734
ea17 1342 1342/1342 1342 ± 0.00002498 5.795 5.461/6.322 5.952 ± 0.608
ea18 1342 1342/1342 1342 ± 0 4.918 4.637/5.4 5.059 ± 0.506
ea19 1342 1342/1342 1342 ± 0 5.781 5.408/6.363 5.971 ± 0.5773
ea20 1342 1342/1342 1342 ± 0 5.948 5.545/6.566 6.076 ± 0.6354
ea21 1342 1342/1342 1342 ± 0 5.532 5.256/6.059 5.683 ± 0.5161
ea22 1342 1342/1342 1342 ± 0.00001632 5.398 5.159/6.263 5.686 ± 0.6494
ea23 1342 1342/1342 1342 ± 0 5.893 5.343/6.268 5.943 ± 0.6423
ea25 1342 1342/1342 1342 ± 0 5.424 5.07/5.916 5.541 ± 0.5679
ea26 1342 1342/1342 1342 ± 0.000007688 5.819 5.615/6.609 6.082 ± 0.6484
ea27 1342 1342/1342 1342 ± 0.00002761 5.465 5.161/6.239 5.66 ± 0.5775
ea28 1342 1342/1342 1342 ± 0.00003836 5.466 5.28/6.231 5.739 ± 0.6243
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 ± 0.00002373 5.272 5.097/5.473 5.263 ± 0.2547
3 1342 1342/1342 1342 ± 0.00002377 5.086 4.962/5.311 5.112 ± 0.2576
4 1342 1342/1342 1342 ± 0.00002373 5.147 5.014/5.325 5.134 ± 0.2782
5 1342 1342/1342 1342 ± 0.00002373 5.328 5.069/5.407 5.262 ± 0.2873
6 1342 1342/1342 1342 ± 0.00002373 5.265 5.115/5.39 5.231 ± 0.287
7 1342 1342/1342 1342 ± 0.00002373 5.259 5.131/5.392 5.254 ± 0.2508
8 1342 1342/1342 1342 ± 0.00002373 5.246 5.12/5.375 5.221 ± 0.2571
9 1342 1342/1342 1342 ± 0.00002373 5.521 5.337/5.74 5.496 ± 0.2946
10 1342 1342/1342 1342 ± 0.00002353 5.902 5.792/6.064 5.902 ± 0.2851
11 1342 1342/1342 1342 ± 0.00002353 6.204 5.991/6.243 6.113 ± 0.2978
12 1342 1342/1342 1342 ± 0.00002353 6.296 6.144/6.458 6.266 ± 0.3197
13 1342 1342/1342 1342 ± 0.00002353 6.724 6.61/6.922 6.703 ± 0.3418
14 1342 1342/1342 1342 ± 0.00002353 6.931 6.712/7.118 6.886 ± 0.3784
15 1342 1342/1342 1342 ± 0.00002353 6.631 6.309/6.75 6.507 ± 0.3811
16 1342 1342/1342 1342 ± 0.0000448 5.845 5.584/6.123 5.832 ± 0.3396
17 1342 1342/1342 1342 ± 0.00004012 5.81 5.538/6.072 5.805 ± 0.3467
statwtmode
VLASS-SE
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-05-01 17:12:30.213
End
2024-05-01 18:24:03.816
Duration
1:11:33.603
Note, WebLog generation is not included in the time.

CASA logs for stage 7