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

Statwt Summary Plot

VLASS2.1.sb38526435.eb38567732.59074.15649113426_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 5.56 5.31/5.977 5.708 ± 0.4999
ea02 1342 1342/1342 1342 ± 0 5.777 5.477/6.409 5.982 ± 0.6221
ea05 1342 1342/1342 1342 ± 0 5.716 5.39/6.207 5.846 ± 0.5561
ea06 1342 1342/1342 1342 ± 0 4.951 4.816/5.294 5.045 ± 0.3175
ea07 1342 1342/1342 1342 ± 0 5.991 5.474/6.079 5.937 ± 0.525
ea08 1342 1342/1342 1342 ± 0 5.888 5.587/6.602 6.142 ± 0.6301
ea09 1342 1342/1342 1342 ± 0 5.14 4.893/5.65 5.267 ± 0.4398
ea10 1342 1342/1342 1342 ± 0 5.798 5.229/6.328 5.823 ± 0.5866
ea11 1342 1342/1342 1342 ± 0 5.934 5.44/6.392 5.972 ± 0.5486
ea12 1342 1342/1342 1342 ± 0 5.709 5.373/6.343 5.919 ± 0.6069
ea13 1342 1342/1342 1342 ± 0 6.131 5.818/6.42 6.19 ± 0.4719
ea14 1342 1342/1342 1342 ± 0 5.893 5.419/6.517 6.017 ± 0.6844
ea15 1342 1342/1342 1342 ± 0 5.817 5.277/6.383 5.89 ± 0.6602
ea16 1342 1342/1342 1342 ± 0 5.627 5.444/5.739 5.636 ± 0.4377
ea17 1342 1342/1342 1342 ± 0.00001679 5.936 5.649/6.462 6.107 ± 0.5791
ea18 1342 1342/1342 1342 ± 0 5.118 4.831/5.596 5.237 ± 0.5075
ea19 1342 1342/1342 1342 ± 0 5.962 5.618/6.606 6.166 ± 0.5954
ea20 1342 1342/1342 1342 ± 0 6.251 5.778/6.846 6.29 ± 0.5774
ea21 1342 1342/1342 1342 ± 0.000001104 5.845 5.419/6.241 5.889 ± 0.5159
ea22 1342 1342/1342 1342 ± 0 5.612 5.461/6.362 5.871 ± 0.6243
ea23 1342 1342/1342 1342 ± 0 6.107 5.524/6.453 6.11 ± 0.6267
ea25 1342 1342/1342 1342 ± 0 5.605 5.366/6.096 5.77 ± 0.5193
ea26 1342 1342/1342 1342 ± 0 5.71 5.521/6.333 5.922 ± 0.5353
ea27 1342 1342/1342 1342 ± 0.00002916 5.552 5.381/6.384 5.802 ± 0.5458
ea28 1342 1342/1342 1342 ± 0.00001734 5.665 5.464/6.425 5.938 ± 0.6196
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 ± 0.00002398 5.493 5.272/5.574 5.431 ± 0.267
3 1342 1342/1342 1342 ± 0.000028 5.221 5.087/5.464 5.242 ± 0.2684
4 1342 1342/1342 1342 ± 0.00002409 5.437 5.264/5.596 5.367 ± 0.338
5 1342 1342/1342 1342 ± 0.00002395 5.432 5.274/5.585 5.411 ± 0.3142
6 1342 1342/1342 1342 ± 0.00002395 5.373 5.273/5.508 5.352 ± 0.2666
7 1342 1342/1342 1342 ± 0.00002395 5.397 5.259/5.521 5.382 ± 0.2338
8 1342 1342/1342 1342 ± 0.00002395 5.355 5.179/5.533 5.333 ± 0.277
9 1342 1342/1342 1342 ± 0.00002395 5.639 5.502/5.835 5.593 ± 0.3344
10 1342 1342/1342 1342 ± 0.00002431 6.06 5.86/6.161 5.977 ± 0.3175
11 1342 1342/1342 1342 ± 0.00002431 6.294 6.055/6.345 6.171 ± 0.3329
12 1342 1342/1342 1342 ± 0.00002431 6.393 6.197/6.487 6.31 ± 0.3453
13 1342 1342/1342 1342 ± 0.00002431 6.795 6.68/6.966 6.737 ± 0.3686
14 1342 1342/1342 1342 ± 0.00002431 7.045 6.835/7.227 6.936 ± 0.4191
15 1342 1342/1342 1342 ± 0.00002431 6.685 6.484/6.88 6.61 ± 0.4219
16 1342 1342/1342 1342 ± 0.00003003 5.936 5.624/6.236 5.923 ± 0.4082
17 1342 1342/1342 1342 ± 0.00003384 5.873 5.684/6.249 5.933 ± 0.3876
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38526435.eb38567732.59074.15649113426_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-12 11:24:39.007
End
2024-12-12 12:29:43.153
Duration
1:05:04.145
Note, WebLog generation is not included in the time.

CASA logs for stage 8