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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 5.293 5.204/5.882 5.503 ± 0.4398
ea02 1342 1342/1342 1342 ± 0 6.052 5.761/6.497 6.256 ± 0.5743
ea03 1342 1342/1342 1342 ± 0.00000255 6.133 5.521/6.742 6.193 ± 0.6616
ea04 1342 1342/1342 1342 ± 0.00002119 5.538 5.293/6.092 5.683 ± 0.5013
ea05 1342 1342/1342 1342 ± 0.00002062 5.697 5.414/6.564 5.916 ± 0.6305
ea06 1342 1342/1342 1342 ± 0.000009534 5.781 5.188/6.13 5.807 ± 0.594
ea07 1342 1342/1342 1342 ± 0 5.776 5.359/6.308 5.953 ± 0.6625
ea08 1342 1342/1342 1342 ± 0 6.22 5.885/6.859 6.385 ± 0.6235
ea09 1342 1342/1342 1342 ± 0.000004428 5.555 5.215/6.438 5.729 ± 0.6274
ea10 1342 1342/1342 1342 ± 0 5.335 5.194/6.046 5.589 ± 0.5387
ea11 1342 1342/1342 1342 ± 0.00004185 5.397 4.975/6.203 5.617 ± 0.6173
ea12 1342 1342/1342 1342 ± 0.0000346 5.55 5.433/6.304 5.819 ± 0.5461
ea13 1342 1342/1342 1342 ± 0 5.889 5.69/6.497 6.071 ± 0.6486
ea14 1342 1342/1342 1342 ± 0 5.994 5.681/6.625 6.177 ± 0.5564
ea15 1342 1342/1342 1342 ± 0.00003319 5.959 5.657/6.752 6.203 ± 0.6829
ea17 1342 1342/1342 1342 ± 0 6.012 5.835/7.064 6.324 ± 0.6613
ea18 1342 1342/1342 1342 ± 0 6.259 5.957/7.093 6.467 ± 0.6515
ea19 1342 1342/1342 1342 ± 0.00003602 5.715 5.456/6.541 5.973 ± 0.5853
ea20 1342 1342/1342 1342 ± 0 5.962 5.674/6.745 6.149 ± 0.586
ea21 1342 1342/1342 1342 ± 0.000005643 5.272 5.142/5.877 5.543 ± 0.4851
ea22 1342 1342/1342 1342 ± 0 6.14 5.959/6.956 6.396 ± 0.6417
ea23 1342 1342/1342 1342 ± 0 5.681 5.513/6.364 6.018 ± 0.6251
ea24 1342 1342/1342 1342 ± 0 5.856 5.451/6.663 5.999 ± 0.6093
ea25 1342 1342/1342 1342 ± 0.000007379 6.476 5.769/6.934 6.488 ± 0.7578
ea28 1342 1342/1342 1342 ± 0 6.042 5.873/7.055 6.379 ± 0.627
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 ± 0.00002395 5.557 5.404/5.748 5.565 ± 0.2914
4 1342 1342/1342 1342 ± 0.00003125 5.186 5.003/5.345 5.191 ± 0.2947
5 1342 1342/1342 1342 ± 0.00002395 5.465 5.309/5.748 5.534 ± 0.3096
6 1342 1342/1342 1342 ± 0.00002395 5.457 5.238/5.708 5.455 ± 0.3045
7 1342 1342/1342 1342 ± 0.00002395 5.51 5.312/5.733 5.517 ± 0.2692
8 1342 1342/1342 1342 ± 0.00002395 5.447 5.265/5.676 5.449 ± 0.2898
9 1342 1342/1342 1342 ± 0.00002395 5.703 5.601/5.969 5.75 ± 0.316
10 1342 1342/1342 1342 ± 0.00002395 6.232 6.034/6.4 6.177 ± 0.2935
11 1342 1342/1342 1342 ± 0.00002395 6.41 6.163/6.601 6.386 ± 0.3253
12 1342 1342/1342 1342 ± 0.00002395 6.542 6.299/6.75 6.53 ± 0.3603
13 1342 1342/1342 1342 ± 0.00002395 7.06 6.652/7.254 6.975 ± 0.3778
14 1342 1342/1342 1342 ± 0.00002395 7.152 6.756/7.405 7.076 ± 0.43
15 1342 1342/1342 1342 ± 0.00002395 6.875 6.543/7.135 6.816 ± 0.3768
16 1342 1342/1342 1342 ± 0.0000467 5.794 5.538/6.184 5.828 ± 0.4183
17 1342 1342/1342 1342 ± 0.0000462 5.69 5.42/5.947 5.674 ± 0.3638
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2025-07-19 07:44:46.881
End
2025-07-19 08:48:26.728
Duration
1:03:39.847
Note, WebLog generation is not included in the time.

CASA logs for stage 8