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 5.912 5.392/6.182 5.844 ± 0.4953
ea02 1342 1342/1342 1342 ± 0.00002228 6.226 5.679/6.651 6.163 ± 0.5707
ea05 1342 1342/1342 1342 ± 0 6.013 5.395/6.514 5.897 ± 0.6144
ea06 1342 1342/1342 1342 ± 0 4.866 4.72/5.204 4.96 ± 0.2922
ea07 1342 1342/1342 1342 ± 0.00001605 5.837 5.373/6.006 5.779 ± 0.4609
ea08 1342 1342/1342 1342 ± 0 6.106 5.788/6.919 6.323 ± 0.6054
ea09 1342 1342/1342 1342 ± 0 5.587 5.07/6.04 5.609 ± 0.5148
ea10 1342 1342/1342 1342 ± 0.00001837 5.766 5.353/6.584 5.953 ± 0.6325
ea11 1342 1342/1342 1342 ± 0 5.987 5.407/6.474 6.045 ± 0.5912
ea12 1342 1342/1342 1342 ± 0 6.02 5.465/6.485 6.06 ± 0.6059
ea13 1342 1342/1342 1342 ± 0 6.392 5.824/6.551 6.276 ± 0.4872
ea14 1342 1342/1342 1342 ± 0 6.04 5.428/6.692 6.061 ± 0.6742
ea15 1342 1342/1342 1342 ± 0 5.876 5.308/6.3 5.904 ± 0.652
ea16 1342 1342/1342 1342 ± 0 5.249 5.13/5.482 5.218 ± 0.2573
ea17 1342 1342/1342 1342 ± 0 6.166 5.707/6.658 6.299 ± 0.5926
ea18 1342 1342/1342 1342 ± 0 5.295 4.939/5.809 5.366 ± 0.5005
ea19 1342 1342/1342 1342 ± 0 6.243 5.593/6.731 6.177 ± 0.6102
ea20 1342 1342/1342 1342 ± 0 6.45 5.876/6.869 6.432 ± 0.5964
ea21 1342 1342/1342 1342 ± 0 5.701 5.453/6.377 5.899 ± 0.5659
ea22 1342 1342/1342 1342 ± 0 6.098 5.451/6.517 5.969 ± 0.5976
ea23 1342 1342/1342 1342 ± 0 5.904 5.557/6.629 6.099 ± 0.6687
ea25 1342 1342/1342 1342 ± 0 5.507 5.392/5.604 5.475 ± 0.1766
ea26 1342 1342/1342 1342 ± 0 6.177 5.653/6.632 6.128 ± 0.5422
ea27 1342 1342/1342 1342 ± 0.0000412 5.754 5.54/6.485 5.959 ± 0.5549
ea28 1342 1342/1342 1342 ± 0 5.903 5.528/6.582 6.1 ± 0.6154
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 ± 0.00002397 5.546 5.276/5.697 5.477 ± 0.3153
4 1342 1342/1342 1342 ± 0.00002545 5.3 5.106/5.464 5.298 ± 0.351
5 1342 1342/1342 1342 ± 0.00002397 5.471 5.346/5.538 5.436 ± 0.2834
6 1342 1342/1342 1342 ± 0.00002397 5.407 5.287/5.536 5.399 ± 0.2828
7 1342 1342/1342 1342 ± 0.00002397 5.462 5.276/5.601 5.428 ± 0.2522
8 1342 1342/1342 1342 ± 0.00002397 5.484 5.212/5.584 5.395 ± 0.2964
9 1342 1342/1342 1342 ± 0.00002397 5.781 5.538/5.949 5.684 ± 0.3408
10 1342 1342/1342 1342 ± 0.00002495 6.198 5.916/6.296 6.095 ± 0.3492
11 1342 1342/1342 1342 ± 0.00002495 6.452 6.272/6.534 6.326 ± 0.3795
12 1342 1342/1342 1342 ± 0.00002495 6.552 6.24/6.679 6.457 ± 0.3916
13 1342 1342/1342 1342 ± 0.00002495 6.916 6.775/7.153 6.876 ± 0.4134
14 1342 1342/1342 1342 ± 0.00002495 7.109 6.874/7.24 6.999 ± 0.4575
15 1342 1342/1342 1342 ± 0.00002495 6.581 6.436/6.77 6.515 ± 0.4104
16 1342 1342/1342 1342 ± 0.00003437 6.022 5.742/6.316 6.003 ± 0.3927
17 1342 1342/1342 1342 ± 0.00003784 6.03 5.808/6.283 5.989 ± 0.3716
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
output_dir
 
Start time
2024-05-02 08:31:52.254
End
2024-05-02 09:33:43.542
Duration
1:01:51.288
Note, WebLog generation is not included in the time.

CASA logs for stage 7