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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.839 5.411/6.051 5.815 ± 0.4836
ea02 1342 1342/1342 1342 ± 0.000005487 5.97 5.622/6.591 6.117 ± 0.5887
ea04 1342 1342/1342 1342 ± 0 5.533 5.213/6.187 5.713 ± 0.5221
ea05 1342 1342/1342 1342 ± 0 5.907 5.396/6.356 5.855 ± 0.5484
ea06 1342 1342/1342 1342 ± 0 5.036 4.829/5.349 5.106 ± 0.3306
ea07 1342 1342/1342 1342 ± 0 6.128 5.596/6.257 6.089 ± 0.5315
ea08 1342 1342/1342 1342 ± 0 5.99 5.654/6.656 6.216 ± 0.6172
ea09 1342 1342/1342 1342 ± 0 5.84 5.305/6.441 5.903 ± 0.5748
ea10 1342 1342/1342 1342 ± 0 5.983 5.428/6.644 6.057 ± 0.5958
ea11 1342 1342/1342 1342 ± 0 5.951 5.308/6.371 5.945 ± 0.619
ea12 1342 1342/1342 1342 ± 0 5.966 5.499/6.461 6.076 ± 0.6226
ea13 1342 1342/1342 1342 ± 0 6.364 5.903/6.546 6.313 ± 0.4782
ea14 1342 1342/1342 1342 ± 0 5.93 5.326/6.426 5.931 ± 0.6162
ea15 1342 1342/1342 1342 ± 0 5.758 5.216/6.331 5.868 ± 0.6617
ea16 1342 1342/1342 1342 ± 0 6.223 5.77/6.763 6.359 ± 0.6612
ea17 1342 1342/1342 1342 ± 0.000006815 6.138 5.672/6.832 6.191 ± 0.5712
ea18 1342 1342/1342 1342 ± 0 5.144 4.785/5.576 5.218 ± 0.497
ea19 1342 1342/1342 1342 ± 0 6.046 5.643/6.528 6.225 ± 0.61
ea20 1342 1342/1342 1342 ± 0 6.306 5.798/6.865 6.295 ± 0.604
ea21 1342 1342/1342 1342 ± 0 5.868 5.446/6.239 5.916 ± 0.5036
ea22 1342 1342/1342 1342 ± 0 5.745 5.354/6.433 5.903 ± 0.5945
ea23 1342 1342/1342 1342 ± 0 6.181 5.627/6.558 6.185 ± 0.6371
ea25 1342 1342/1342 1342 ± 0 5.672 5.353/6.163 5.777 ± 0.5293
ea26 1342 1342/1342 1342 ± 0 6.323 5.817/6.932 6.328 ± 0.6112
ea27 1342 1342/1342 1342 ± 0.00002106 5.612 5.461/6.351 5.872 ± 0.5309
ea28 1342 1342/1342 1342 ± 0.00001188 5.769 5.53/6.482 6.043 ± 0.5707
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 ± 0.0000235 5.521 5.353/5.787 5.533 ± 0.2715
4 1342 1342/1342 1342 ± 0.00002571 5.435 5.317/5.6 5.425 ± 0.3535
5 1342 1342/1342 1342 ± 0.0000235 5.544 5.281/5.699 5.518 ± 0.338
6 1342 1342/1342 1342 ± 0.0000235 5.403 5.175/5.561 5.381 ± 0.2918
7 1342 1342/1342 1342 ± 0.0000235 5.444 5.251/5.575 5.424 ± 0.2691
8 1342 1342/1342 1342 ± 0.0000235 5.409 5.169/5.561 5.361 ± 0.2879
9 1342 1342/1342 1342 ± 0.0000235 5.626 5.471/5.9 5.616 ± 0.3321
10 1342 1342/1342 1342 ± 0.0000235 6.064 5.906/6.223 6.015 ± 0.3166
11 1342 1342/1342 1342 ± 0.0000235 6.267 6.128/6.404 6.216 ± 0.3226
12 1342 1342/1342 1342 ± 0.00002394 6.378 6.211/6.568 6.36 ± 0.3558
13 1342 1342/1342 1342 ± 0.0000235 6.841 6.739/7.03 6.824 ± 0.3707
14 1342 1342/1342 1342 ± 0.0000235 7.097 6.831/7.33 7.037 ± 0.4144
15 1342 1342/1342 1342 ± 0.0000235 6.761 6.538/6.973 6.684 ± 0.3997
16 1342 1342/1342 1342 ± 0.00002562 5.993 5.738/6.362 6.039 ± 0.3867
17 1342 1342/1342 1342 ± 0.00002774 6.11 5.851/6.36 6.073 ± 0.3697
datacolumn
residual_data
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-16 23:06:35.201
End
2024-12-16 23:47:34.745
Duration
0:40:59.544
Note, WebLog generation is not included in the time.

CASA logs for stage 8