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

Statwt Summary Plot

VLASS2.1.sb38504727.eb38659863.59113.352947384265_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 5.897 5.726/6.731 6.238 ± 0.6792
ea02 1342 1342/1342 1342 ± 0.00004909 6.167 5.742/7.099 6.414 ± 0.8384
ea04 1342 1342/1342 1342 ± 0.00003624 5.347 5.212/6.149 5.691 ± 0.6104
ea05 1342 1342/1342 1342 ± 0.00001865 5.515 5.217/6.407 5.793 ± 0.6779
ea06 1342 1342/1342 1342 ± 0.00004105 4.888 4.73/5.502 5.135 ± 0.4679
ea07 1342 1342/1342 1342 ± 0.00003946 6.095 5.734/6.615 6.28 ± 0.7455
ea08 1342 1342/1342 1342 ± 0.00004034 6.263 5.95/7.464 6.709 ± 0.927
ea09 1342 1342/1342 1342 ± 0.00002977 5.941 5.493/6.742 6.071 ± 0.7302
ea10 1342 1342/1342 1342 ± 0.00004527 6.265 5.762/7.243 6.451 ± 0.8212
ea11 1342 1342/1342 1342 ± 0.00004184 5.981 5.541/6.982 6.289 ± 0.8752
ea12 1342 1342/1342 1342 ± 0.00004176 5.879 5.412/6.629 6.034 ± 0.7727
ea13 1342 1342/1342 1342 ± 0.00001498 5.81 5.655/6.539 6.184 ± 0.6817
ea14 1342 1342/1342 1342 ± 0.00004178 5.678 5.436/6.703 6.062 ± 0.7693
ea15 1342 1342/1342 1342 ± 0.00003285 5.511 5.319/6.501 5.974 ± 0.7694
ea16 1342 1342/1342 1342 ± 0.00002977 5.985 5.702/6.948 6.268 ± 0.8295
ea17 1342 1342/1342 1342 ± 0.0000429 6.315 5.994/7.604 6.658 ± 0.8983
ea18 1342 1342/1342 1342 ± 0.0000447 5.46 5.07/5.961 5.515 ± 0.5387
ea19 1342 1342/1342 1342 ± 0.00002085 5.827 5.601/6.843 6.154 ± 0.7443
ea20 1342 1342/1342 1342 ± 0.00004255 6.003 5.745/7.072 6.332 ± 0.778
ea21 1342 1342/1342 1342 ± 0.00003683 5.565 5.388/6.463 5.892 ± 0.7145
ea22 1342 1342/1342 1342 ± 0.00003703 5.682 5.44/6.791 6.019 ± 0.7432
ea23 1342 1342/1342 1342 ± 0.00003668 5.954 5.683/6.898 6.312 ± 0.846
ea25 1342 1342/1342 1342 ± 0.0000416 5.979 5.846/6.923 6.317 ± 0.7936
ea26 1342 1342/1342 1342 ± 0.00002944 5.981 5.847/7.185 6.408 ± 0.788
ea27 1342 1342/1342 1342 ± 0.0000392 5.987 5.821/7.078 6.342 ± 0.7431
ea28 1342 1342/1342 1342 ± 0.00004066 6.271 5.992/7.217 6.569 ± 0.8365
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 ± 0.0000235 5.725 5.403/5.883 5.659 ± 0.3243
5 1342 1342/1342 1342 ± 0.00003699 5.736 5.592/5.989 5.737 ± 0.2643
6 1342 1342/1342 1342 ± 0.00002403 5.655 5.408/5.885 5.625 ± 0.3326
7 1342 1342/1342 1342 ± 0.00002358 5.71 5.45/5.893 5.648 ± 0.3362
8 1342 1342/1342 1342 ± 0.00002358 5.689 5.343/5.89 5.594 ± 0.3602
9 1342 1342/1342 1342 ± 0.00002702 5.775 5.453/6.002 5.736 ± 0.3844
10 1342 1342/1342 1342 ± 0.0000235 6.449 6.103/6.672 6.36 ± 0.4054
11 1342 1342/1342 1342 ± 0.0000235 6.604 6.496/6.906 6.611 ± 0.4255
12 1342 1342/1342 1342 ± 0.00002395 6.843 6.51/7.098 6.773 ± 0.4506
13 1342 1342/1342 1342 ± 0.0000235 7.273 7.046/7.564 7.245 ± 0.4352
14 1342 1342/1342 1342 ± 0.0000235 7.448 7.267/7.738 7.414 ± 0.4902
15 1342 1342/1342 1342 ± 0.00002477 6.971 6.837/7.195 6.926 ± 0.5102
16 1342 1342/1342 1342 ± 0.00005125 5.035 4.92/5.147 5.028 ± 0.1726
17 1342 1342/1342 1342 ± 0.00005542 5.324 5.188/5.438 5.294 ± 0.21
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
overwrite_modelcol
False
Start time
2025-01-07 02:26:28.930
End
2025-01-07 03:21:45.488
Duration
0:55:16.558
Note, WebLog generation is not included in the time.

CASA logs for stage 8