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 5.425 5.327/6.092 5.703 ± 0.4869
ea02 1342 1342/1342 1342 ± 0 5.923 5.644/6.707 6.142 ± 0.6034
ea04 1342 1342/1342 1342 ± 0 5.516 5.105/6.155 5.64 ± 0.5556
ea05 1342 1342/1342 1342 ± 0 5.785 5.44/6.551 5.947 ± 0.6092
ea06 1342 1342/1342 1342 ± 0 5.04 4.562/5.305 4.974 ± 0.417
ea07 1342 1342/1342 1342 ± 0 5.709 5.415/6.25 5.913 ± 0.5691
ea08 1342 1342/1342 1342 ± 0.000005469 5.924 5.713/6.764 6.216 ± 0.621
ea09 1342 1342/1342 1342 ± 0 5.878 5.306/6.611 5.931 ± 0.6157
ea10 1342 1342/1342 1342 ± 0.00001285 5.582 5.23/6.328 5.764 ± 0.5675
ea11 1342 1342/1342 1342 ± 0 6.043 5.207/6.344 5.903 ± 0.6222
ea12 1342 1342/1342 1342 ± 0 6.008 5.396/6.496 6.038 ± 0.6383
ea13 1342 1342/1342 1342 ± 0 6.251 5.746/6.362 6.173 ± 0.4831
ea14 1342 1342/1342 1342 ± 0.000001195 5.69 5.318/6.457 5.864 ± 0.6598
ea15 1342 1342/1342 1342 ± 0 5.716 5.062/6.257 5.715 ± 0.6899
ea16 1342 1342/1342 1342 ± 0.000005723 5.976 5.755/6.82 6.237 ± 0.6813
ea17 1342 1342/1342 1342 ± 0 6.072 5.616/6.522 6.128 ± 0.5832
ea18 1342 1342/1342 1342 ± 0 5.204 4.788/5.698 5.263 ± 0.515
ea19 1342 1342/1342 1342 ± 0 5.989 5.568/6.734 6.121 ± 0.6246
ea20 1342 1342/1342 1342 ± 0 6.347 5.724/6.77 6.298 ± 0.6419
ea21 1342 1342/1342 1342 ± 0 5.528 5.434/6.373 5.838 ± 0.5809
ea22 1342 1342/1342 1342 ± 0 5.684 5.323/6.492 5.881 ± 0.6074
ea23 1342 1342/1342 1342 ± 0 5.641 5.499/6.627 6.045 ± 0.675
ea25 1342 1342/1342 1342 ± 0 5.829 5.315/6.235 5.822 ± 0.5764
ea26 1342 1342/1342 1342 ± 0 6.038 5.629/6.77 6.197 ± 0.5868
ea27 1342 1342/1342 1342 ± 0.00003718 5.539 5.376/6.425 5.821 ± 0.5668
ea28 1342 1342/1342 1342 ± 0.00001841 5.685 5.436/6.516 5.959 ± 0.6117
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 ± 0.00002353 5.424 5.233/5.617 5.395 ± 0.2653
4 1342 1342/1342 1342 ± 0.00002353 5.289 5.194/5.518 5.294 ± 0.3681
5 1342 1342/1342 1342 ± 0.00002353 5.434 5.23/5.567 5.413 ± 0.3289
6 1342 1342/1342 1342 ± 0.00002353 5.305 5.096/5.484 5.292 ± 0.3016
7 1342 1342/1342 1342 ± 0.00002353 5.378 5.248/5.579 5.38 ± 0.2808
8 1342 1342/1342 1342 ± 0.00002353 5.414 5.178/5.555 5.34 ± 0.2972
9 1342 1342/1342 1342 ± 0.00002353 5.69 5.52/5.872 5.625 ± 0.3343
10 1342 1342/1342 1342 ± 0.00002353 6.104 6.004/6.226 6.048 ± 0.3132
11 1342 1342/1342 1342 ± 0.00002353 6.345 6.127/6.427 6.266 ± 0.3315
12 1342 1342/1342 1342 ± 0.00002353 6.492 6.326/6.653 6.427 ± 0.3535
13 1342 1342/1342 1342 ± 0.00002353 6.917 6.708/7.043 6.851 ± 0.3756
14 1342 1342/1342 1342 ± 0.00002353 7.032 6.851/7.26 6.994 ± 0.4102
15 1342 1342/1342 1342 ± 0.00002353 6.619 6.376/6.782 6.545 ± 0.394
16 1342 1342/1342 1342 ± 0.00003551 5.814 5.585/6.047 5.837 ± 0.3482
17 1342 1342/1342 1342 ± 0.0000304 5.812 5.59/6.091 5.846 ± 0.3459
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-05-18 04:07:09.268
End
2024-05-18 05:09:29.536
Duration
1:02:20.267
Note, WebLog generation is not included in the time.

CASA logs for stage 8