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 4.991 4.851/5.617 5.22 ± 0.5113
ea02 1342 1342/1342 1342 ± 0.00003846 5.318 4.992/6.115 5.496 ± 0.6763
ea05 1342 1342/1342 1342 ± 0.00001432 5.218 4.872/6.284 5.406 ± 0.7943
ea06 1342 1342/1342 1342 ± 0.00003344 4.856 4.694/5.391 4.966 ± 0.5461
ea07 1342 1342/1342 1342 ± 0.00003788 5.347 5.041/5.699 5.352 ± 0.4865
ea08 1342 1342/1342 1342 ± 0.00003932 5.504 5.221/6.363 5.701 ± 0.7295
ea09 1342 1342/1342 1342 ± 0.00001354 4.891 4.672/5.635 4.994 ± 0.6175
ea10 1342 1342/1342 1342 ± 0.00003817 5.387 4.855/6.148 5.443 ± 0.6419
ea11 1342 1342/1342 1342 ± 0.00003708 5.365 4.988/6.154 5.476 ± 0.6563
ea12 1342 1342/1342 1342 ± 0.00003568 5.284 5.035/6.199 5.471 ± 0.7265
ea13 1342 1342/1342 1342 ± 0.00001786 5.587 5.407/6.112 5.596 ± 0.6933
ea14 1342 1342/1342 1342 ± 0.00001682 5.295 5.034/6.28 5.591 ± 0.6482
ea15 1342 1342/1342 1342 ± 0.00001498 5.073 4.901/5.948 5.354 ± 0.7308
ea16 1342 1342/1342 1342 ± 0 5.02 4.933/5.176 5.008 ± 0.2197
ea17 1342 1342/1342 1342 ± 0.00004537 5.504 5.087/6.197 5.653 ± 0.6638
ea18 1342 1342/1342 1342 ± 0.00003784 4.752 4.473/5.423 4.83 ± 0.5128
ea19 1342 1342/1342 1342 ± 0.00001047 5.367 5.132/6.352 5.569 ± 0.7796
ea20 1342 1342/1342 1342 ± 0.00003733 5.631 5.334/6.532 5.791 ± 0.7817
ea21 1342 1342/1342 1342 ± 0.00002204 5.08 5.052/6.001 5.397 ± 0.6674
ea22 1342 1342/1342 1342 ± 0.00003785 5.224 4.885/6.068 5.386 ± 0.68
ea23 1342 1342/1342 1342 ± 0.00003767 5.565 5.093/6.264 5.65 ± 0.6687
ea25 1342 1342/1342 1342 ± 0 5.016 4.855/5.093 5.017 ± 0.1735
ea26 1342 1342/1342 1342 ± 0.00002044 5.276 5.204/6.028 5.392 ± 0.7113
ea27 1342 1342/1342 1342 ± 0.00004237 5.214 4.966/6.062 5.382 ± 0.595
ea28 1342 1342/1342 1342 ± 0.00004525 5.258 5.043/6.077 5.46 ± 0.6398
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 ± 0.00002396 5.13 4.909/5.285 5.116 ± 0.2413
4 1342 1342/1342 1342 ± 0.00002439 4.717 4.545/4.815 4.675 ± 0.2316
5 1342 1342/1342 1342 ± 0.00002396 4.969 4.833/5.091 4.968 ± 0.2732
6 1342 1342/1342 1342 ± 0.00002396 5.048 4.984/5.167 5.057 ± 0.2266
7 1342 1342/1342 1342 ± 0.00002396 5.025 4.897/5.139 5.032 ± 0.2017
8 1342 1342/1342 1342 ± 0.00002396 5.062 4.846/5.207 5.04 ± 0.238
9 1342 1342/1342 1342 ± 0.00002396 5.319 5.215/5.542 5.313 ± 0.2693
10 1342 1342/1342 1342 ± 0.00002494 5.737 5.484/5.863 5.699 ± 0.2876
11 1342 1342/1342 1342 ± 0.00002494 6.074 5.906/6.149 5.975 ± 0.3008
12 1342 1342/1342 1342 ± 0.00002494 6.226 5.944/6.282 6.138 ± 0.3044
13 1342 1342/1342 1342 ± 0.00002504 6.361 6.081/6.547 6.311 ± 0.339
14 1342 1342/1342 1342 ± 0.00003699 6.071 5.786/6.477 6.108 ± 0.4284
15 1342 1342/1342 1342 ± 0.00002501 6.323 6.074/6.558 6.258 ± 0.4024
16 1342 1342/1342 1342 ± 0.0000604 4.394 4.16/4.699 4.452 ± 0.4197
17 1342 1342/1342 1342 ± 0.00006059 4.419 4.154/4.744 4.469 ± 0.4493
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
datacolumn
residual_data
Start time
2024-11-16 12:56:54.901
End
2024-11-16 13:54:28.279
Duration
0:57:33.378
Note, WebLog generation is not included in the time.

CASA logs for stage 8