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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.712 5.368/6.097 5.75 ± 0.4568
ea02 1342 1342/1342 1342 ± 0 5.914 5.6/6.712 6.154 ± 0.5999
ea04 1342 1342/1342 1342 ± 0 5.524 5.149/6.063 5.633 ± 0.532
ea05 1342 1342/1342 1342 ± 0 5.956 5.4/6.516 5.929 ± 0.5921
ea06 1342 1342/1342 1342 ± 0 4.883 4.647/5.378 5.006 ± 0.4131
ea07 1342 1342/1342 1342 ± 0.000002972 5.829 5.493/6.267 5.951 ± 0.5505
ea08 1342 1342/1342 1342 ± 0 5.833 5.694/6.733 6.207 ± 0.6208
ea09 1342 1342/1342 1342 ± 0 5.926 5.345/6.582 5.971 ± 0.6206
ea10 1342 1342/1342 1342 ± 0.00002269 5.629 5.215/6.387 5.791 ± 0.5745
ea11 1342 1342/1342 1342 ± 0 5.893 5.247/6.369 5.903 ± 0.6055
ea12 1342 1342/1342 1342 ± 0 6.018 5.454/6.501 6.05 ± 0.6146
ea13 1342 1342/1342 1342 ± 0 6.355 5.818/6.459 6.251 ± 0.4758
ea14 1342 1342/1342 1342 ± 0 5.857 5.331/6.492 5.914 ± 0.6499
ea15 1342 1342/1342 1342 ± 0 5.749 5.105/6.174 5.742 ± 0.6903
ea16 1342 1342/1342 1342 ± 0 6.18 5.817/6.88 6.333 ± 0.6727
ea17 1342 1342/1342 1342 ± 0 6.042 5.659/6.534 6.141 ± 0.5841
ea18 1342 1342/1342 1342 ± 0 5.227 4.834/5.707 5.245 ± 0.5128
ea19 1342 1342/1342 1342 ± 0 6.247 5.596/6.749 6.182 ± 0.6271
ea20 1342 1342/1342 1342 ± 0 6.406 5.761/6.803 6.316 ± 0.6356
ea21 1342 1342/1342 1342 ± 0 5.702 5.476/6.413 5.908 ± 0.5557
ea22 1342 1342/1342 1342 ± 0 5.916 5.356/6.456 5.956 ± 0.6008
ea23 1342 1342/1342 1342 ± 0 5.978 5.556/6.559 6.12 ± 0.6454
ea25 1342 1342/1342 1342 ± 0 5.721 5.316/6.179 5.819 ± 0.583
ea26 1342 1342/1342 1342 ± 0 6.323 5.704/6.829 6.29 ± 0.5775
ea27 1342 1342/1342 1342 ± 0.0000415 5.743 5.387/6.371 5.874 ± 0.5662
ea28 1342 1342/1342 1342 ± 0 5.786 5.499/6.528 6.007 ± 0.6009
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 ± 0.00002365 5.387 5.231/5.626 5.391 ± 0.2571
4 1342 1342/1342 1342 ± 0.00002386 5.302 5.197/5.552 5.302 ± 0.3776
5 1342 1342/1342 1342 ± 0.00002365 5.461 5.251/5.596 5.433 ± 0.3266
6 1342 1342/1342 1342 ± 0.00002365 5.35 5.138/5.532 5.337 ± 0.2977
7 1342 1342/1342 1342 ± 0.00002365 5.495 5.23/5.628 5.428 ± 0.2871
8 1342 1342/1342 1342 ± 0.00002365 5.482 5.201/5.572 5.387 ± 0.3057
9 1342 1342/1342 1342 ± 0.00002365 5.726 5.564/5.923 5.665 ± 0.3405
10 1342 1342/1342 1342 ± 0.00002365 6.144 5.968/6.254 6.085 ± 0.3211
11 1342 1342/1342 1342 ± 0.00002365 6.382 6.184/6.463 6.308 ± 0.3385
12 1342 1342/1342 1342 ± 0.00002365 6.5 6.357/6.676 6.458 ± 0.3523
13 1342 1342/1342 1342 ± 0.00002365 6.935 6.813/7.091 6.894 ± 0.3805
14 1342 1342/1342 1342 ± 0.00002365 7.049 6.898/7.281 7.023 ± 0.4127
15 1342 1342/1342 1342 ± 0.00002365 6.553 6.325/6.792 6.501 ± 0.3797
16 1342 1342/1342 1342 ± 0.00003598 5.898 5.746/6.108 5.914 ± 0.3334
17 1342 1342/1342 1342 ± 0.00003332 5.994 5.769/6.149 5.96 ± 0.3242
datacolumn
residual_data
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-05-16 23:03:07.302
End
2024-05-16 23:48:19.835
Duration
0:45:12.533
Note, WebLog generation is not included in the time.

CASA logs for stage 8