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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 4.98 4.841/5.624 5.217 ± 0.5157
ea02 1342 1342/1342 1342 ± 0.00003807 5.306 4.985/6.09 5.498 ± 0.6663
ea05 1342 1342/1342 1342 ± 0.00001471 5.206 4.876/6.252 5.392 ± 0.7884
ea06 1342 1342/1342 1342 ± 0.00003223 4.854 4.68/5.389 4.957 ± 0.5355
ea07 1342 1342/1342 1342 ± 0.00003758 5.336 5.04/5.681 5.353 ± 0.5032
ea08 1342 1342/1342 1342 ± 0.00003869 5.489 5.215/6.355 5.699 ± 0.7357
ea09 1342 1342/1342 1342 ± 0.00001469 4.881 4.66/5.621 5.006 ± 0.5934
ea10 1342 1342/1342 1342 ± 0.00003816 5.393 4.85/6.145 5.446 ± 0.6573
ea11 1342 1342/1342 1342 ± 0.00003659 5.36 5/6.142 5.491 ± 0.6476
ea12 1342 1342/1342 1342 ± 0.00003463 5.287 5.022/6.182 5.458 ± 0.7106
ea13 1342 1342/1342 1342 ± 0.00001846 5.574 5.412/6.114 5.62 ± 0.675
ea14 1342 1342/1342 1342 ± 0.0000173 5.288 5.037/6.249 5.583 ± 0.6468
ea15 1342 1342/1342 1342 ± 0.00001579 5.065 4.899/5.939 5.34 ± 0.7335
ea16 1342 1342/1342 1342 ± 0 5.013 4.933/5.172 5 ± 0.2275
ea17 1342 1342/1342 1342 ± 0.0000454 5.513 5.085/6.19 5.655 ± 0.6656
ea18 1342 1342/1342 1342 ± 0.00003836 4.742 4.478/5.364 4.826 ± 0.5028
ea19 1342 1342/1342 1342 ± 0.000009853 5.349 5.109/6.33 5.554 ± 0.7746
ea20 1342 1342/1342 1342 ± 0.0000371 5.623 5.322/6.516 5.778 ± 0.7688
ea21 1342 1342/1342 1342 ± 0.00002236 5.068 5.035/5.98 5.384 ± 0.6637
ea22 1342 1342/1342 1342 ± 0.00003788 5.227 4.888/6.089 5.405 ± 0.6676
ea23 1342 1342/1342 1342 ± 0.00003778 5.501 5.099/6.281 5.653 ± 0.6842
ea25 1342 1342/1342 1342 ± 0 5.003 4.854/5.093 5.013 ± 0.1753
ea26 1342 1342/1342 1342 ± 0.00002024 5.258 5.184/6.025 5.398 ± 0.7027
ea27 1342 1342/1342 1342 ± 0.00004134 5.211 4.978/6.068 5.383 ± 0.5932
ea28 1342 1342/1342 1342 ± 0.00004536 5.244 5.045/6.063 5.463 ± 0.6488
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 ± 0.00002407 5.113 4.902/5.277 5.106 ± 0.2401
4 1342 1342/1342 1342 ± 0.0000245 4.672 4.502/4.805 4.652 ± 0.2316
5 1342 1342/1342 1342 ± 0.00002407 4.95 4.821/5.087 4.96 ± 0.2685
6 1342 1342/1342 1342 ± 0.00002407 5.057 4.983/5.164 5.057 ± 0.2227
7 1342 1342/1342 1342 ± 0.00002407 5.012 4.898/5.121 5.024 ± 0.2018
8 1342 1342/1342 1342 ± 0.00002407 5.056 4.839/5.187 5.032 ± 0.2346
9 1342 1342/1342 1342 ± 0.00002407 5.316 5.217/5.54 5.308 ± 0.2693
10 1342 1342/1342 1342 ± 0.00002505 5.728 5.479/5.849 5.687 ± 0.2894
11 1342 1342/1342 1342 ± 0.00002505 6.06 5.895/6.14 5.966 ± 0.2996
12 1342 1342/1342 1342 ± 0.00002505 6.219 5.938/6.276 6.128 ± 0.3053
13 1342 1342/1342 1342 ± 0.00002521 6.356 6.111/6.535 6.313 ± 0.3316
14 1342 1342/1342 1342 ± 0.00003707 6.156 5.869/6.469 6.139 ± 0.4119
15 1342 1342/1342 1342 ± 0.00002505 6.304 6.075/6.541 6.252 ± 0.4012
16 1342 1342/1342 1342 ± 0.00006053 4.391 4.183/4.693 4.463 ± 0.402
17 1342 1342/1342 1342 ± 0.00006057 4.437 4.178/4.772 4.486 ± 0.4363
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-16 09:56:45.824
End
2024-11-16 10:42:58.322
Duration
0:46:12.498
Note, WebLog generation is not included in the time.

CASA logs for stage 8