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

Statwt Summary Plot

VLASS2.1.sb38537053.eb38580096.59080.031941134264_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 5.604 5.296/6.062 5.699 ± 0.5119
ea02 1342 1342/1342 1342 ± 0 5.831 5.365/6.463 5.987 ± 0.6183
ea04 1342 1342/1342 1342 ± 0 5.317 4.933/5.903 5.485 ± 0.5631
ea05 1342 1342/1342 1342 ± 0 5.726 5.322/6.233 5.803 ± 0.5646
ea06 1342 1342/1342 1342 ± 0 4.887 4.707/5.341 5.02 ± 0.3936
ea07 1342 1342/1342 1342 ± 0 5.808 5.368/6.161 5.887 ± 0.5524
ea08 1342 1342/1342 1342 ± 0 5.873 5.627/6.632 6.126 ± 0.622
ea09 1342 1342/1342 1342 ± 0 5.685 5.218/6.375 5.758 ± 0.5973
ea11 1342 1342/1342 1342 ± 0 5.784 5.146/6.226 5.775 ± 0.6214
ea12 1342 1342/1342 1342 ± 0 5.583 5.263/6.223 5.803 ± 0.6168
ea13 1342 1342/1342 1342 ± 0 5.998 5.663/6.301 6.073 ± 0.4925
ea14 1342 1342/1342 1342 ± 0 5.938 5.396/6.495 5.991 ± 0.6437
ea15 1342 1342/1342 1342 ± 0 5.496 4.957/6.081 5.582 ± 0.7097
ea16 1342 1342/1342 1342 ± 0 6.142 5.66/6.576 6.227 ± 0.6971
ea17 1342 1342/1342 1342 ± 0.000006021 6.001 5.571/6.493 6.153 ± 0.6042
ea18 1342 1342/1342 1342 ± 0 5.052 4.7/5.454 5.142 ± 0.4941
ea19 1342 1342/1342 1342 ± 0 5.899 5.502/6.497 6.07 ± 0.6075
ea20 1342 1342/1342 1342 ± 0 6.001 5.591/6.613 6.113 ± 0.6281
ea21 1342 1342/1342 1342 ± 0 5.658 5.392/6.266 5.839 ± 0.5389
ea22 1342 1342/1342 1342 ± 0 5.662 5.313/6.476 5.877 ± 0.6477
ea23 1342 1342/1342 1342 ± 0 5.997 5.51/6.449 6.091 ± 0.649
ea25 1342 1342/1342 1342 ± 0 5.571 5.285/6.071 5.722 ± 0.5222
ea26 1342 1342/1342 1342 ± 0 5.684 5.468/6.29 5.861 ± 0.5533
ea27 1342 1342/1342 1342 ± 0.00002144 5.52 5.273/6.373 5.753 ± 0.5714
ea28 1342 1342/1342 1342 ± 0.000009384 5.741 5.408/6.432 5.921 ± 0.6229
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 5.462 5.296/5.642 5.416 ± 0.2592
3 1342 1342/1342 1342 ± 0.00002425 5.244 5.077/5.426 5.217 ± 0.2777
4 1342 1342/1342 1342 ± 0.00002426 5.284 5.15/5.44 5.241 ± 0.3193
5 1342 1342/1342 1342 ± 0.00002395 5.398 5.157/5.516 5.318 ± 0.3353
6 1342 1342/1342 1342 ± 0.00002395 5.346 5.126/5.523 5.319 ± 0.2972
7 1342 1342/1342 1342 ± 0.00002395 5.365 5.15/5.506 5.302 ± 0.2627
8 1342 1342/1342 1342 ± 0.00002395 5.367 5.098/5.458 5.273 ± 0.2913
9 1342 1342/1342 1342 ± 0.00002395 5.624 5.369/5.799 5.572 ± 0.3343
10 1342 1342/1342 1342 ± 0.00002395 6.075 5.815/6.203 5.979 ± 0.319
11 1342 1342/1342 1342 ± 0.00002395 6.29 6.064/6.412 6.209 ± 0.3256
12 1342 1342/1342 1342 ± 0.00002395 6.394 6.218/6.575 6.348 ± 0.341
13 1342 1342/1342 1342 ± 0.00002395 6.843 6.739/7.052 6.822 ± 0.3699
14 1342 1342/1342 1342 ± 0.00002395 6.983 6.796/7.162 6.942 ± 0.3973
15 1342 1342/1342 1342 ± 0.00002395 6.545 6.412/6.758 6.493 ± 0.3992
16 1342 1342/1342 1342 ± 0.00002587 5.889 5.749/6.169 5.896 ± 0.3295
17 1342 1342/1342 1342 ± 0.00002849 5.866 5.733/6.124 5.916 ± 0.3099
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38537053.eb38580096.59080.031941134264_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-02-12 21:13:30.867
End
2025-02-12 21:40:38.727
Duration
0:27:07.860
Note, WebLog generation is not included in the time.

CASA logs for stage 8