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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.77 5.459/6.241 5.861 ± 0.5612
ea02 1342 1342/1342 1342 ± 0 5.892 5.552/6.544 6.111 ± 0.6353
ea04 1342 1342/1342 1342 ± 0 5.536 5.242/6.14 5.728 ± 0.5508
ea05 1342 1342/1342 1342 ± 0 5.902 5.462/6.33 5.95 ± 0.5942
ea06 1342 1342/1342 1342 ± 0 5.245 4.973/5.53 5.268 ± 0.3609
ea07 1342 1342/1342 1342 ± 0 6.093 5.686/6.37 6.14 ± 0.5516
ea08 1342 1342/1342 1342 ± 0 6.06 5.761/6.814 6.342 ± 0.6525
ea09 1342 1342/1342 1342 ± 0 5.806 5.363/6.388 5.906 ± 0.6176
ea10 1342 1342/1342 1342 ± 0 6.061 5.492/6.708 6.116 ± 0.6381
ea11 1342 1342/1342 1342 ± 0 6.234 5.423/6.635 6.176 ± 0.686
ea12 1342 1342/1342 1342 ± 0 5.551 5.519/5.688 5.588 ± 0.1038
ea13 1342 1342/1342 1342 ± 0 6.178 5.894/6.446 6.266 ± 0.4882
ea14 1342 1342/1342 1342 ± 0 5.84 5.331/6.472 5.958 ± 0.6606
ea15 1342 1342/1342 1342 ± 0 5.921 5.346/6.478 5.966 ± 0.6819
ea16 1342 1342/1342 1342 ± 0 6.158 5.741/6.806 6.326 ± 0.7048
ea17 1342 1342/1342 1342 ± 0.000006237 6.116 5.803/6.645 6.273 ± 0.6033
ea18 1342 1342/1342 1342 ± 0 5.228 4.866/5.679 5.309 ± 0.5017
ea19 1342 1342/1342 1342 ± 0 6.064 5.695/6.817 6.288 ± 0.6625
ea20 1342 1342/1342 1342 ± 0 6.217 5.861/6.873 6.385 ± 0.6349
ea21 1342 1342/1342 1342 ± 0 5.816 5.487/6.382 5.985 ± 0.564
ea22 1342 1342/1342 1342 ± 0 5.529 5.304/6.286 5.792 ± 0.6137
ea23 1342 1342/1342 1342 ± 0 6.076 5.621/6.491 6.201 ± 0.66
ea25 1342 1342/1342 1342 ± 0 5.741 5.488/6.407 5.976 ± 0.6072
ea26 1342 1342/1342 1342 ± 0 6.176 5.793/6.803 6.345 ± 0.6731
ea27 1342 1342/1342 1342 ± 0.000001912 5.677 5.422/6.468 5.9 ± 0.5653
ea28 1342 1342/1342 1342 ± 0.00002177 5.831 5.644/6.619 6.137 ± 0.6664
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 ± 0.00002348 5.498 5.361/5.75 5.524 ± 0.2384
3 1342 1342/1342 1342 ± 0.00002348 5.437 5.283/5.734 5.459 ± 0.2765
4 1342 1342/1342 1342 ± 0.00002404 5.489 5.295/5.635 5.446 ± 0.3014
5 1342 1342/1342 1342 ± 0.00002348 5.535 5.285/5.708 5.536 ± 0.3115
6 1342 1342/1342 1342 ± 0.00002392 5.544 5.346/5.702 5.522 ± 0.2981
7 1342 1342/1342 1342 ± 0.00002348 5.507 5.344/5.661 5.5 ± 0.2681
8 1342 1342/1342 1342 ± 0.00002348 5.485 5.26/5.612 5.452 ± 0.2736
9 1342 1342/1342 1342 ± 0.00002348 5.766 5.577/6.025 5.722 ± 0.3328
10 1342 1342/1342 1342 ± 0.00002392 6.242 6.004/6.378 6.157 ± 0.3196
11 1342 1342/1342 1342 ± 0.00002392 6.417 6.285/6.58 6.36 ± 0.3302
12 1342 1342/1342 1342 ± 0.00002439 6.565 6.388/6.776 6.537 ± 0.3684
13 1342 1342/1342 1342 ± 0.00002392 6.996 6.916/7.312 6.994 ± 0.3839
14 1342 1342/1342 1342 ± 0.00002392 7.247 7.008/7.461 7.188 ± 0.4051
15 1342 1342/1342 1342 ± 0.00002392 6.922 6.665/7.095 6.821 ± 0.4107
16 1342 1342/1342 1342 ± 0.00002623 6.161 5.972/6.392 6.142 ± 0.3491
17 1342 1342/1342 1342 ± 0.00002767 6.127 5.847/6.385 6.113 ± 0.3581
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
Start time
2024-04-06 03:47:25.140
End
2024-04-06 05:04:37.847
Duration
1:17:12.706
Note, WebLog generation is not included in the time.

CASA logs for stage 7