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 5.535 5.233/5.922 5.632 ± 0.4785
ea02 1342 1342/1342 1342 ± 0 5.95 5.354/6.356 5.94 ± 0.6092
ea05 1342 1342/1342 1342 ± 0 5.726 5.298/6.127 5.753 ± 0.5506
ea06 1342 1342/1342 1342 ± 0 5.025 4.785/5.292 5.085 ± 0.3452
ea07 1342 1342/1342 1342 ± 0.0000032 5.679 5.333/5.852 5.687 ± 0.4267
ea08 1342 1342/1342 1342 ± 0 6.026 5.562/6.483 6.083 ± 0.5674
ea09 1342 1342/1342 1342 ± 0 5.185 4.815/5.587 5.251 ± 0.4636
ea10 1342 1342/1342 1342 ± 0 5.51 5.219/6.283 5.732 ± 0.5788
ea11 1342 1342/1342 1342 ± 0 5.753 5.332/6.284 5.843 ± 0.5501
ea12 1342 1342/1342 1342 ± 0 5.653 5.303/6.205 5.813 ± 0.5777
ea13 1342 1342/1342 1342 ± 0 5.866 5.476/6.36 5.918 ± 0.5232
ea14 1342 1342/1342 1342 ± 0.000001509 5.774 5.378/6.365 5.899 ± 0.6022
ea15 1342 1342/1342 1342 ± 0 5.458 5.113/6.185 5.692 ± 0.6452
ea16 1342 1342/1342 1342 ± 0 5.231 5.117/5.365 5.204 ± 0.2028
ea17 1342 1342/1342 1342 ± 0.00001312 5.905 5.598/6.303 6.028 ± 0.5526
ea18 1342 1342/1342 1342 ± 0 5.105 4.748/5.571 5.17 ± 0.4871
ea19 1342 1342/1342 1342 ± 0 6.003 5.556/6.455 6.111 ± 0.5653
ea20 1342 1342/1342 1342 ± 0 6.054 5.625/6.545 6.149 ± 0.5861
ea21 1342 1342/1342 1342 ± 0 5.575 5.361/6.125 5.784 ± 0.497
ea22 1342 1342/1342 1342 ± 0 5.731 5.304/6.299 5.813 ± 0.5858
ea23 1342 1342/1342 1342 ± 0.000003695 5.724 5.498/6.31 5.967 ± 0.6064
ea25 1342 1342/1342 1342 ± 0 5.348 5.226/5.488 5.332 ± 0.1563
ea26 1342 1342/1342 1342 ± 0 5.684 5.32/6.179 5.799 ± 0.545
ea27 1342 1342/1342 1342 ± 0.00003167 5.442 5.221/6.124 5.636 ± 0.4884
ea28 1342 1342/1342 1342 ± 0 5.766 5.337/6.285 5.846 ± 0.5787
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 ± 0.00002394 5.469 5.2/5.619 5.424 ± 0.2984
3 1342 1342/1342 1342 ± 0.00002397 5.299 5.074/5.479 5.272 ± 0.288
4 1342 1342/1342 1342 ± 0.00002394 5.328 5.15/5.501 5.278 ± 0.2938
5 1342 1342/1342 1342 ± 0.00002394 5.367 5.252/5.508 5.338 ± 0.2836
6 1342 1342/1342 1342 ± 0.00002394 5.278 5.16/5.383 5.241 ± 0.2255
7 1342 1342/1342 1342 ± 0.00002394 5.241 5.199/5.378 5.258 ± 0.2142
8 1342 1342/1342 1342 ± 0.00002394 5.283 5.059/5.366 5.215 ± 0.261
9 1342 1342/1342 1342 ± 0.00002394 5.529 5.351/5.711 5.479 ± 0.3245
10 1342 1342/1342 1342 ± 0.00002492 5.951 5.708/6.117 5.864 ± 0.3177
11 1342 1342/1342 1342 ± 0.00002492 6.122 5.961/6.282 6.067 ± 0.3343
12 1342 1342/1342 1342 ± 0.00002492 6.29 6.017/6.437 6.215 ± 0.3416
13 1342 1342/1342 1342 ± 0.00002492 6.714 6.451/6.916 6.65 ± 0.3662
14 1342 1342/1342 1342 ± 0.00002492 6.876 6.727/7.078 6.818 ± 0.3971
15 1342 1342/1342 1342 ± 0.00002492 6.531 6.215/6.632 6.377 ± 0.3632
16 1342 1342/1342 1342 ± 0.00003173 5.857 5.534/6.133 5.867 ± 0.3582
17 1342 1342/1342 1342 ± 0.00003198 5.886 5.568/6.233 5.882 ± 0.3523
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38528342.eb38565674.59072.03519471065_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-06-04 02:40:29.644
End
2024-06-04 03:44:08.426
Duration
1:03:38.782
Note, WebLog generation is not included in the time.

CASA logs for stage 8