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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.211 4.994/6.287 5.585 ± 0.8278
ea02 1342 1342/1342 1342 ± 0.000039 5.671 5.243/6.769 5.926 ± 1.032
ea04 1342 1342/1342 1342 ± 0.00003636 5.217 5.083/6.19 5.545 ± 0.7666
ea05 1342 1342/1342 1342 ± 0.00001515 5.338 5.07/6.548 5.719 ± 0.8803
ea06 1342 1342/1342 1342 ± 0.00003526 4.868 4.587/5.844 5.197 ± 0.71
ea07 1342 1342/1342 1342 ± 0.00003622 5.512 5.184/6.25 5.727 ± 0.8339
ea09 1342 1342/1342 1342 ± 0.00003238 5.337 5.008/6.143 5.429 ± 0.7611
ea10 1342 1342/1342 1342 ± 0.000036 5.175 4.777/5.945 5.298 ± 0.7209
ea11 1342 1342/1342 1342 ± 0.00003904 5.726 5.224/6.656 5.882 ± 0.9196
ea12 1342 1342/1342 1342 ± 0.00003737 5.457 5.375/6.751 5.925 ± 0.9573
ea13 1342 1342/1342 1342 ± 0.00002269 5.703 5.252/6.34 5.831 ± 0.8421
ea14 1342 1342/1342 1342 ± 0.00003464 5.354 5.118/6.656 5.843 ± 0.9481
ea15 1342 1342/1342 1342 ± 0.00003767 5.411 5.279/6.591 5.853 ± 0.9602
ea16 1342 1342/1342 1342 ± 0.00002813 5.852 5.397/6.844 5.963 ± 1.097
ea17 1342 1342/1342 1342 ± 0.00003888 5.775 5.365/7.009 6.051 ± 0.9802
ea18 1342 1342/1342 1342 ± 0.00003764 4.923 4.619/5.852 5.169 ± 0.6873
ea19 1342 1342/1342 1342 ± 0.00001954 5.638 5.479/6.848 5.988 ± 0.9357
ea20 1342 1342/1342 1342 ± 0.00003821 5.926 5.625/7.036 6.229 ± 0.9901
ea21 1342 1342/1342 1342 ± 0.00003422 5.429 5.128/6.392 5.691 ± 0.8978
ea22 1342 1342/1342 1342 ± 0.00004093 5.324 4.886/6.51 5.689 ± 0.9634
ea23 1342 1342/1342 1342 ± 0.00003454 5.809 5.357/6.704 5.988 ± 0.898
ea24 1342 1342/1342 1342 ± 0.00002214 4.976 4.708/6.213 5.415 ± 0.8171
ea25 1342 1342/1342 1342 ± 0.00003888 5.484 5.055/6.472 5.707 ± 0.8509
ea26 1342 1342/1342 1342 ± 0.00003361 5.664 5.545/6.86 6.059 ± 0.9763
ea27 1342 1342/1342 1342 ± 0.00003823 5.48 5.136/6.605 5.789 ± 0.8616
ea28 1342 1342/1342 1342 ± 0.00003893 5.506 5.359/6.752 5.978 ± 0.9253
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 ± 0.00002593 5.072 4.811/5.303 5.056 ± 0.3207
6 1342 1342/1342 1342 ± 0.00002384 5.316 5.013/5.405 5.221 ± 0.2659
7 1342 1342/1342 1342 ± 0.00002384 5.26 5.097/5.462 5.263 ± 0.2732
8 1342 1342/1342 1342 ± 0.00002384 5.25 5.014/5.426 5.221 ± 0.3182
9 1342 1342/1342 1342 ± 0.00002813 5.434 5.15/5.663 5.398 ± 0.2969
10 1342 1342/1342 1342 ± 0.00002384 6.132 5.933/6.238 6.054 ± 0.2894
11 1342 1342/1342 1342 ± 0.00002384 6.467 6.079/6.585 6.351 ± 0.3108
12 1342 1342/1342 1342 ± 0.00002384 6.543 6.25/6.751 6.538 ± 0.3519
13 1342 1342/1342 1342 ± 0.00002384 6.768 6.471/7.042 6.699 ± 0.4561
14 1342 1342/1342 1342 ± 0.00002384 7.185 6.824/7.366 7.049 ± 0.4287
15 1342 1342/1342 1342 ± 0.00002665 6.732 6.458/6.955 6.667 ± 0.4091
16 1342 1342/1342 1342 ± 0.00005278 4.094 3.983/4.198 4.091 ± 0.1705
17 1342 1342/1342 1342 ± 0.00005109 4.191 4.027/4.397 4.219 ± 0.2693
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-07-11 03:45:36.659
End
2024-07-11 04:13:50.544
Duration
0:28:13.885
Note, WebLog generation is not included in the time.

CASA logs for stage 8