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 5.565 5.253/5.972 5.669 ± 0.5073
ea02 1342 1342/1342 1342 ± 0 5.924 5.352/6.322 5.933 ± 0.6207
ea05 1342 1342/1342 1342 ± 0 5.79 5.306/6.166 5.802 ± 0.5598
ea06 1342 1342/1342 1342 ± 0 5.087 4.856/5.395 5.144 ± 0.3503
ea07 1342 1342/1342 1342 ± 0 5.662 5.377/5.872 5.719 ± 0.4098
ea08 1342 1342/1342 1342 ± 0 5.952 5.668/6.59 6.117 ± 0.5939
ea09 1342 1342/1342 1342 ± 0 5.21 4.811/5.577 5.257 ± 0.4645
ea10 1342 1342/1342 1342 ± 0.000001158 5.649 5.34/6.38 5.803 ± 0.5798
ea11 1342 1342/1342 1342 ± 0 5.833 5.395/6.322 5.885 ± 0.5583
ea12 1342 1342/1342 1342 ± 0 5.759 5.356/6.294 5.884 ± 0.5816
ea13 1342 1342/1342 1342 ± 0 5.911 5.569/6.451 5.987 ± 0.5261
ea14 1342 1342/1342 1342 ± 0 5.876 5.411/6.405 5.953 ± 0.6319
ea15 1342 1342/1342 1342 ± 0 5.501 5.159/6.255 5.742 ± 0.6577
ea16 1342 1342/1342 1342 ± 0 5.234 5.144/5.35 5.219 ± 0.1929
ea17 1342 1342/1342 1342 ± 0.00000259 6.011 5.596/6.512 6.118 ± 0.6046
ea18 1342 1342/1342 1342 ± 0 5.16 4.782/5.596 5.223 ± 0.511
ea19 1342 1342/1342 1342 ± 0 5.998 5.55/6.509 6.126 ± 0.5816
ea20 1342 1342/1342 1342 ± 0 6.076 5.724/6.629 6.208 ± 0.5929
ea21 1342 1342/1342 1342 ± 0 5.706 5.494/6.162 5.846 ± 0.4963
ea22 1342 1342/1342 1342 ± 0 5.715 5.314/6.272 5.824 ± 0.5998
ea23 1342 1342/1342 1342 ± 0 5.879 5.519/6.349 6.02 ± 0.6083
ea25 1342 1342/1342 1342 ± 0 5.291 5.202/5.437 5.315 ± 0.2073
ea26 1342 1342/1342 1342 ± 0 5.697 5.333/6.179 5.798 ± 0.5492
ea27 1342 1342/1342 1342 ± 0.00002051 5.446 5.249/6.194 5.647 ± 0.5279
ea28 1342 1342/1342 1342 ± 0.000001158 5.806 5.388/6.366 5.906 ± 0.5742
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 ± 0.00002392 5.457 5.217/5.596 5.426 ± 0.2838
3 1342 1342/1342 1342 ± 0.00002396 5.22 5.047/5.505 5.266 ± 0.2893
4 1342 1342/1342 1342 ± 0.00002392 5.364 5.156/5.501 5.307 ± 0.3241
5 1342 1342/1342 1342 ± 0.00002392 5.363 5.272/5.535 5.347 ± 0.2824
6 1342 1342/1342 1342 ± 0.00002392 5.285 5.189/5.366 5.257 ± 0.2372
7 1342 1342/1342 1342 ± 0.00002392 5.308 5.213/5.409 5.3 ± 0.221
8 1342 1342/1342 1342 ± 0.00002392 5.296 5.074/5.425 5.256 ± 0.2665
9 1342 1342/1342 1342 ± 0.00002392 5.59 5.384/5.795 5.528 ± 0.3237
10 1342 1342/1342 1342 ± 0.0000249 5.993 5.776/6.13 5.92 ± 0.3095
11 1342 1342/1342 1342 ± 0.0000249 6.196 6.035/6.364 6.125 ± 0.3361
12 1342 1342/1342 1342 ± 0.0000249 6.328 6.075/6.466 6.27 ± 0.3495
13 1342 1342/1342 1342 ± 0.0000249 6.784 6.512/6.951 6.702 ± 0.3693
14 1342 1342/1342 1342 ± 0.0000249 6.901 6.731/7.138 6.868 ± 0.3878
15 1342 1342/1342 1342 ± 0.0000249 6.574 6.327/6.708 6.448 ± 0.37
16 1342 1342/1342 1342 ± 0.0000289 5.95 5.616/6.233 5.931 ± 0.357
17 1342 1342/1342 1342 ± 0.00002608 6.007 5.688/6.224 5.947 ± 0.3439
vis
VLASS2.1.sb38528342.eb38565674.59072.03519471065_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2024-05-07 06:08:54.784
End
2024-05-07 06:55:29.510
Duration
0:46:34.725
Note, WebLog generation is not included in the time.

CASA logs for stage 7