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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.842 5.291/6.1 5.778 ± 0.5288
ea02 1342 1342/1342 1342 ± 0 5.969 5.461/6.631 6.083 ± 0.596
ea05 1342 1342/1342 1342 ± 0 5.925 5.33/6.453 5.858 ± 0.6289
ea06 1342 1342/1342 1342 ± 0 4.779 4.68/5.194 4.92 ± 0.3041
ea07 1342 1342/1342 1342 ± 0 5.806 5.379/5.998 5.781 ± 0.4659
ea08 1342 1342/1342 1342 ± 0 5.948 5.627/6.869 6.217 ± 0.6947
ea09 1342 1342/1342 1342 ± 0 5.531 5.097/5.989 5.547 ± 0.5149
ea10 1342 1342/1342 1342 ± 0.000006034 5.706 5.337/6.589 5.913 ± 0.6667
ea11 1342 1342/1342 1342 ± 0 5.814 5.479/6.449 5.99 ± 0.5819
ea12 1342 1342/1342 1342 ± 0 6.017 5.374/6.455 5.98 ± 0.6237
ea13 1342 1342/1342 1342 ± 0 6.206 5.765/6.422 6.214 ± 0.4836
ea14 1342 1342/1342 1342 ± 0 6.002 5.352/6.613 6.005 ± 0.7022
ea15 1342 1342/1342 1342 ± 0 5.835 5.234/6.254 5.861 ± 0.6454
ea16 1342 1342/1342 1342 ± 0 5.229 5.079/5.34 5.168 ± 0.2431
ea17 1342 1342/1342 1342 ± 0 6.191 5.665/6.873 6.26 ± 0.6143
ea18 1342 1342/1342 1342 ± 0 5.272 4.857/5.783 5.286 ± 0.5471
ea19 1342 1342/1342 1342 ± 0 6.161 5.535/6.715 6.107 ± 0.6149
ea20 1342 1342/1342 1342 ± 0 6.285 5.792/6.786 6.326 ± 0.6171
ea21 1342 1342/1342 1342 ± 0 5.641 5.42/6.355 5.866 ± 0.5697
ea22 1342 1342/1342 1342 ± 0 5.844 5.352/6.481 5.876 ± 0.619
ea23 1342 1342/1342 1342 ± 0 5.901 5.445/6.615 6.09 ± 0.6753
ea25 1342 1342/1342 1342 ± 0 5.414 5.292/5.567 5.389 ± 0.1869
ea26 1342 1342/1342 1342 ± 0 5.894 5.613/6.623 6.057 ± 0.5441
ea27 1342 1342/1342 1342 ± 0.00004194 5.65 5.483/6.453 5.897 ± 0.5628
ea28 1342 1342/1342 1342 ± 0 5.8 5.552/6.625 6.064 ± 0.6349
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 ± 0.00002396 5.425 5.218/5.629 5.403 ± 0.3141
4 1342 1342/1342 1342 ± 0.00002434 5.295 5.096/5.445 5.25 ± 0.3788
5 1342 1342/1342 1342 ± 0.00002396 5.348 5.158/5.415 5.304 ± 0.2812
6 1342 1342/1342 1342 ± 0.00002396 5.42 5.286/5.564 5.392 ± 0.2833
7 1342 1342/1342 1342 ± 0.00002396 5.34 5.249/5.525 5.374 ± 0.2524
8 1342 1342/1342 1342 ± 0.00002396 5.454 5.172/5.535 5.358 ± 0.2883
9 1342 1342/1342 1342 ± 0.00002396 5.715 5.498/5.898 5.639 ± 0.3309
10 1342 1342/1342 1342 ± 0.00002494 6.161 5.889/6.27 6.066 ± 0.3426
11 1342 1342/1342 1342 ± 0.00002494 6.42 6.233/6.498 6.294 ± 0.371
12 1342 1342/1342 1342 ± 0.00002494 6.489 6.216/6.629 6.427 ± 0.3825
13 1342 1342/1342 1342 ± 0.00002494 6.913 6.713/7.118 6.833 ± 0.4041
14 1342 1342/1342 1342 ± 0.00002494 7.13 6.836/7.239 6.986 ± 0.4459
15 1342 1342/1342 1342 ± 0.00002494 6.666 6.448/6.82 6.552 ± 0.4341
16 1342 1342/1342 1342 ± 0.00003444 5.908 5.653/6.125 5.856 ± 0.344
17 1342 1342/1342 1342 ± 0.00003473 5.91 5.707/6.13 5.871 ± 0.3443
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
output_dir
 
Start time
2024-05-01 06:23:44.808
End
2024-05-01 07:09:36.496
Duration
0:45:51.689
Note, WebLog generation is not included in the time.

CASA logs for stage 7