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

Statwt Summary Plot

VLASS2.1.sb38528342.eb38565674.59072.03519471065_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 5.546 5.231/5.918 5.642 ± 0.5035
ea02 1342 1342/1342 1342 ± 0 5.928 5.319/6.321 5.936 ± 0.6095
ea05 1342 1342/1342 1342 ± 0 5.765 5.303/6.085 5.748 ± 0.5533
ea06 1342 1342/1342 1342 ± 0 4.975 4.74/5.278 5.026 ± 0.3485
ea07 1342 1342/1342 1342 ± 0.000003632 5.63 5.308/5.846 5.67 ± 0.4332
ea08 1342 1342/1342 1342 ± 0 5.972 5.469/6.443 6.04 ± 0.5763
ea09 1342 1342/1342 1342 ± 0 5.198 4.798/5.617 5.266 ± 0.4747
ea10 1342 1342/1342 1342 ± 0 5.459 5.21/6.25 5.723 ± 0.5949
ea11 1342 1342/1342 1342 ± 0 5.808 5.233/6.239 5.826 ± 0.5519
ea12 1342 1342/1342 1342 ± 0 5.641 5.258/6.205 5.797 ± 0.5838
ea13 1342 1342/1342 1342 ± 0 5.87 5.463/6.337 5.908 ± 0.5076
ea14 1342 1342/1342 1342 ± 0 5.678 5.32/6.302 5.862 ± 0.6069
ea15 1342 1342/1342 1342 ± 0 5.443 5.061/6.158 5.663 ± 0.6558
ea16 1342 1342/1342 1342 ± 0 5.146 5.074/5.321 5.145 ± 0.217
ea17 1342 1342/1342 1342 ± 0.00001603 5.942 5.604/6.327 6.039 ± 0.5368
ea18 1342 1342/1342 1342 ± 0 5.067 4.755/5.525 5.167 ± 0.4817
ea19 1342 1342/1342 1342 ± 0 5.969 5.587/6.425 6.098 ± 0.5638
ea20 1342 1342/1342 1342 ± 0 5.992 5.599/6.503 6.103 ± 0.5794
ea21 1342 1342/1342 1342 ± 0 5.528 5.308/6.098 5.737 ± 0.4998
ea22 1342 1342/1342 1342 ± 0 5.681 5.269/6.281 5.787 ± 0.6033
ea23 1342 1342/1342 1342 ± 0.000001549 5.723 5.476/6.298 5.958 ± 0.5919
ea25 1342 1342/1342 1342 ± 0 5.277 5.191/5.479 5.303 ± 0.1768
ea26 1342 1342/1342 1342 ± 0 5.692 5.306/6.185 5.783 ± 0.5489
ea27 1342 1342/1342 1342 ± 0.00002327 5.461 5.209/6.123 5.624 ± 0.5067
ea28 1342 1342/1342 1342 ± 0 5.737 5.327/6.279 5.827 ± 0.5819
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 5.497 5.233/5.662 5.435 ± 0.3259
3 1342 1342/1342 1342 ± 0.00002407 5.192 5.011/5.478 5.229 ± 0.3005
4 1342 1342/1342 1342 ± 0.00002407 5.263 5.144/5.422 5.258 ± 0.3032
5 1342 1342/1342 1342 ± 0.00002407 5.36 5.199/5.482 5.319 ± 0.2905
6 1342 1342/1342 1342 ± 0.00002407 5.288 5.112/5.392 5.233 ± 0.233
7 1342 1342/1342 1342 ± 0.00002407 5.235 5.164/5.37 5.239 ± 0.2147
8 1342 1342/1342 1342 ± 0.00002407 5.279 5.015/5.37 5.192 ± 0.2621
9 1342 1342/1342 1342 ± 0.00002407 5.474 5.352/5.704 5.448 ± 0.3176
10 1342 1342/1342 1342 ± 0.00002506 5.922 5.671/6.066 5.841 ± 0.3219
11 1342 1342/1342 1342 ± 0.00002506 6.108 5.934/6.246 6.035 ± 0.3265
12 1342 1342/1342 1342 ± 0.00002506 6.253 6.017/6.409 6.193 ± 0.3428
13 1342 1342/1342 1342 ± 0.00002506 6.686 6.468/6.858 6.627 ± 0.3579
14 1342 1342/1342 1342 ± 0.00002506 6.859 6.667/7.076 6.791 ± 0.3971
15 1342 1342/1342 1342 ± 0.00002506 6.559 6.324/6.659 6.415 ± 0.36
16 1342 1342/1342 1342 ± 0.00003009 5.88 5.539/6.115 5.844 ± 0.3627
17 1342 1342/1342 1342 ± 0.00002965 5.856 5.546/6.187 5.852 ± 0.3531
vis
VLASS2.1.sb38528342.eb38565674.59072.03519471065_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-05-11 05:08:24.121
End
2024-05-11 06:12:33.499
Duration
1:04:09.378
Note, WebLog generation is not included in the time.

CASA logs for stage 7