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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.865 5.387/6.095 5.835 ± 0.5127
ea02 1342 1342/1342 1342 ± 0 5.93 5.635/6.654 6.144 ± 0.6231
ea04 1342 1342/1342 1342 ± 0 5.569 5.202/6.168 5.694 ± 0.5286
ea05 1342 1342/1342 1342 ± 0 5.917 5.38/6.355 5.877 ± 0.5553
ea06 1342 1342/1342 1342 ± 0 5.148 4.896/5.464 5.208 ± 0.3664
ea07 1342 1342/1342 1342 ± 0 6.162 5.675/6.301 6.123 ± 0.5338
ea08 1342 1342/1342 1342 ± 0 6.017 5.684/6.718 6.256 ± 0.6448
ea09 1342 1342/1342 1342 ± 0 5.874 5.308/6.493 5.887 ± 0.5936
ea10 1342 1342/1342 1342 ± 0 6.003 5.42/6.648 6.078 ± 0.6129
ea11 1342 1342/1342 1342 ± 0 5.96 5.266/6.372 5.943 ± 0.6404
ea12 1342 1342/1342 1342 ± 0 5.972 5.489/6.471 6.093 ± 0.6423
ea13 1342 1342/1342 1342 ± 0 6.354 5.969/6.494 6.318 ± 0.4586
ea14 1342 1342/1342 1342 ± 0 5.999 5.352/6.465 5.973 ± 0.6395
ea15 1342 1342/1342 1342 ± 0 5.788 5.19/6.311 5.838 ± 0.6535
ea16 1342 1342/1342 1342 ± 0 6.265 5.79/6.818 6.39 ± 0.6782
ea17 1342 1342/1342 1342 ± 0.00001665 6.076 5.662/6.835 6.204 ± 0.5924
ea18 1342 1342/1342 1342 ± 0 5.175 4.8/5.603 5.234 ± 0.4957
ea19 1342 1342/1342 1342 ± 0 6.061 5.73/6.531 6.247 ± 0.6014
ea20 1342 1342/1342 1342 ± 0 6.369 5.79/6.892 6.332 ± 0.599
ea21 1342 1342/1342 1342 ± 0 5.923 5.45/6.266 5.928 ± 0.5248
ea22 1342 1342/1342 1342 ± 0 5.68 5.434/6.506 5.921 ± 0.6169
ea23 1342 1342/1342 1342 ± 0 6.225 5.633/6.633 6.232 ± 0.6517
ea25 1342 1342/1342 1342 ± 0 5.66 5.333/6.203 5.784 ± 0.5501
ea26 1342 1342/1342 1342 ± 0 6.266 5.843/6.969 6.333 ± 0.603
ea27 1342 1342/1342 1342 ± 0.00002423 5.828 5.457/6.448 5.911 ± 0.555
ea28 1342 1342/1342 1342 ± 0.00001384 5.768 5.508/6.519 6.062 ± 0.5899
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 5.499 5.336/5.799 5.543 ± 0.2744
4 1342 1342/1342 1342 ± 0.00002528 5.442 5.168/5.713 5.455 ± 0.3774
5 1342 1342/1342 1342 ± 0.0000235 5.528 5.263/5.674 5.498 ± 0.3264
6 1342 1342/1342 1342 ± 0.0000235 5.415 5.18/5.56 5.381 ± 0.2875
7 1342 1342/1342 1342 ± 0.0000235 5.45 5.265/5.607 5.433 ± 0.2641
8 1342 1342/1342 1342 ± 0.0000235 5.441 5.165/5.585 5.376 ± 0.2833
9 1342 1342/1342 1342 ± 0.0000235 5.659 5.481/5.942 5.645 ± 0.3331
10 1342 1342/1342 1342 ± 0.0000235 6.09 5.91/6.265 6.054 ± 0.3074
11 1342 1342/1342 1342 ± 0.0000235 6.328 6.162/6.438 6.256 ± 0.3104
12 1342 1342/1342 1342 ± 0.00002394 6.448 6.267/6.641 6.403 ± 0.3508
13 1342 1342/1342 1342 ± 0.0000235 6.888 6.777/7.105 6.873 ± 0.3544
14 1342 1342/1342 1342 ± 0.0000235 7.165 6.903/7.394 7.094 ± 0.4052
15 1342 1342/1342 1342 ± 0.0000235 6.792 6.542/7.022 6.705 ± 0.3975
16 1342 1342/1342 1342 ± 0.00003047 6.005 5.712/6.375 6.052 ± 0.3792
17 1342 1342/1342 1342 ± 0.00002672 6.123 5.817/6.363 6.086 ± 0.3573
overwrite_modelcol
False
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2024-12-17 04:48:35.836
End
2024-12-17 05:56:24.128
Duration
1:07:48.291
Note, WebLog generation is not included in the time.

CASA logs for stage 8