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 5.685 5.385/6.062 5.776 ± 0.5337
ea02 1342 1342/1342 1342 ± 0 5.944 5.547/6.694 6.124 ± 0.6239
ea04 1342 1342/1342 1342 ± 0 5.359 4.997/5.914 5.513 ± 0.5666
ea05 1342 1342/1342 1342 ± 0 5.823 5.372/6.357 5.817 ± 0.6266
ea06 1342 1342/1342 1342 ± 0 5.184 4.867/5.502 5.21 ± 0.3988
ea07 1342 1342/1342 1342 ± 0 5.863 5.508/6.28 5.983 ± 0.5401
ea08 1342 1342/1342 1342 ± 0 5.912 5.745/6.834 6.25 ± 0.7162
ea09 1342 1342/1342 1342 ± 0 5.867 5.295/6.422 5.899 ± 0.6492
ea10 1342 1342/1342 1342 ± 0.0000273 5.876 5.417/6.729 6.05 ± 0.6918
ea11 1342 1342/1342 1342 ± 0 5.984 5.331/6.607 6.014 ± 0.7194
ea12 1342 1342/1342 1342 ± 0 5.347 5.289/5.532 5.47 ± 0.2512
ea13 1342 1342/1342 1342 ± 0 6.155 5.817/6.418 6.204 ± 0.4978
ea14 1342 1342/1342 1342 ± 0 5.895 5.298/6.404 5.856 ± 0.6313
ea15 1342 1342/1342 1342 ± 0 5.758 5.105/6.192 5.788 ± 0.6971
ea16 1342 1342/1342 1342 ± 0 6.166 5.638/6.721 6.155 ± 0.6953
ea17 1342 1342/1342 1342 ± 0.000003256 6.102 5.718/6.566 6.213 ± 0.6322
ea18 1342 1342/1342 1342 ± 0 5.172 4.795/5.64 5.211 ± 0.4939
ea19 1342 1342/1342 1342 ± 0 6.179 5.514/6.739 6.137 ± 0.6409
ea20 1342 1342/1342 1342 ± 0 6.083 5.724/6.754 6.229 ± 0.6566
ea21 1342 1342/1342 1342 ± 0 5.634 5.364/6.347 5.838 ± 0.5772
ea22 1342 1342/1342 1342 ± 0 5.525 5.312/6.28 5.795 ± 0.6367
ea23 1342 1342/1342 1342 ± 0 5.902 5.536/6.487 6.067 ± 0.6759
ea25 1342 1342/1342 1342 ± 0 5.799 5.536/6.328 5.959 ± 0.6057
ea26 1342 1342/1342 1342 ± 0 6.323 5.784/7.053 6.326 ± 0.6767
ea27 1342 1342/1342 1342 ± 0.00004038 5.66 5.397/6.505 5.843 ± 0.616
ea28 1342 1342/1342 1342 ± 0.000001086 5.784 5.542/6.605 6.012 ± 0.6801
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 ± 0.00002349 5.568 5.304/5.777 5.526 ± 0.2715
3 1342 1342/1342 1342 ± 0.00002365 5.232 4.981/5.359 5.189 ± 0.261
4 1342 1342/1342 1342 ± 0.00002816 5.28 5.146/5.445 5.292 ± 0.3093
5 1342 1342/1342 1342 ± 0.00002349 5.366 5.11/5.512 5.351 ± 0.3231
6 1342 1342/1342 1342 ± 0.00002394 5.457 5.167/5.538 5.393 ± 0.3094
7 1342 1342/1342 1342 ± 0.00002349 5.423 5.296/5.558 5.41 ± 0.2709
8 1342 1342/1342 1342 ± 0.00002349 5.421 5.215/5.558 5.383 ± 0.2979
9 1342 1342/1342 1342 ± 0.00002349 5.729 5.489/5.958 5.681 ± 0.3385
10 1342 1342/1342 1342 ± 0.00002349 6.167 5.983/6.306 6.104 ± 0.3403
11 1342 1342/1342 1342 ± 0.00002394 6.42 6.204/6.517 6.338 ± 0.3489
12 1342 1342/1342 1342 ± 0.00002441 6.596 6.314/6.733 6.504 ± 0.3768
13 1342 1342/1342 1342 ± 0.00002394 6.984 6.845/7.221 6.949 ± 0.3789
14 1342 1342/1342 1342 ± 0.00002394 7.213 6.932/7.331 7.093 ± 0.4152
15 1342 1342/1342 1342 ± 0.00002394 6.678 6.467/6.859 6.62 ± 0.3743
16 1342 1342/1342 1342 ± 0.00003374 5.873 5.789/6.106 5.925 ± 0.2751
17 1342 1342/1342 1342 ± 0.00003787 5.919 5.833/6.17 5.94 ± 0.2718
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-05-01 08:33:05.887
End
2024-05-01 09:41:22.024
Duration
1:08:16.137
Note, WebLog generation is not included in the time.

CASA logs for stage 7