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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.763 5.37/6.142 5.782 ± 0.4676
ea02 1342 1342/1342 1342 ± 0 6.007 5.669/6.7 6.159 ± 0.5792
ea04 1342 1342/1342 1342 ± 0 5.501 5.118/6.175 5.636 ± 0.5453
ea05 1342 1342/1342 1342 ± 0 5.92 5.408/6.4 5.931 ± 0.5886
ea06 1342 1342/1342 1342 ± 0 5.065 4.659/5.397 5.046 ± 0.4092
ea07 1342 1342/1342 1342 ± 0.000009848 5.711 5.511/6.253 5.937 ± 0.5638
ea08 1342 1342/1342 1342 ± 0 5.941 5.706/6.732 6.224 ± 0.6114
ea09 1342 1342/1342 1342 ± 0 5.907 5.368/6.607 5.972 ± 0.6134
ea10 1342 1342/1342 1342 ± 0.000009848 5.552 5.209/6.372 5.791 ± 0.5738
ea11 1342 1342/1342 1342 ± 0 6.016 5.308/6.367 5.947 ± 0.5927
ea12 1342 1342/1342 1342 ± 0 6.018 5.466/6.539 6.095 ± 0.6449
ea13 1342 1342/1342 1342 ± 0 6.381 5.788/6.512 6.247 ± 0.4862
ea14 1342 1342/1342 1342 ± 0 5.727 5.374/6.471 5.887 ± 0.6445
ea15 1342 1342/1342 1342 ± 0 5.772 5.12/6.297 5.772 ± 0.6994
ea16 1342 1342/1342 1342 ± 0 6.102 5.802/6.871 6.32 ± 0.6819
ea17 1342 1342/1342 1342 ± 0 6.045 5.699/6.561 6.167 ± 0.5712
ea18 1342 1342/1342 1342 ± 0 5.206 4.848/5.688 5.271 ± 0.5121
ea19 1342 1342/1342 1342 ± 0 6.184 5.638/6.746 6.199 ± 0.6217
ea20 1342 1342/1342 1342 ± 0 6.415 5.769/6.858 6.341 ± 0.6321
ea21 1342 1342/1342 1342 ± 0 5.625 5.478/6.358 5.879 ± 0.5616
ea22 1342 1342/1342 1342 ± 0 5.805 5.365/6.526 5.947 ± 0.5991
ea23 1342 1342/1342 1342 ± 0.000005058 5.71 5.545/6.624 6.088 ± 0.6665
ea25 1342 1342/1342 1342 ± 0 5.894 5.358/6.223 5.85 ± 0.5679
ea26 1342 1342/1342 1342 ± 0 6.316 5.717/6.848 6.289 ± 0.5915
ea27 1342 1342/1342 1342 ± 0.00004126 5.645 5.423/6.361 5.871 ± 0.5584
ea28 1342 1342/1342 1342 ± 0 5.709 5.507/6.45 5.985 ± 0.5939
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 5.444 5.251/5.633 5.414 ± 0.2537
4 1342 1342/1342 1342 ± 0.0000239 5.321 5.204/5.538 5.301 ± 0.3591
5 1342 1342/1342 1342 ± 0.00002349 5.499 5.259/5.645 5.463 ± 0.3395
6 1342 1342/1342 1342 ± 0.00002349 5.366 5.164/5.571 5.349 ± 0.3005
7 1342 1342/1342 1342 ± 0.00002349 5.489 5.252/5.608 5.433 ± 0.281
8 1342 1342/1342 1342 ± 0.00002349 5.48 5.223/5.602 5.394 ± 0.3054
9 1342 1342/1342 1342 ± 0.00002349 5.722 5.562/5.931 5.669 ± 0.3407
10 1342 1342/1342 1342 ± 0.00002349 6.161 6.008/6.285 6.085 ± 0.3238
11 1342 1342/1342 1342 ± 0.00002349 6.38 6.171/6.453 6.305 ± 0.3389
12 1342 1342/1342 1342 ± 0.00002349 6.523 6.323/6.675 6.456 ± 0.3579
13 1342 1342/1342 1342 ± 0.00002349 6.958 6.792/7.117 6.899 ± 0.3811
14 1342 1342/1342 1342 ± 0.00002349 7.052 6.896/7.325 7.03 ± 0.4133
15 1342 1342/1342 1342 ± 0.00002349 6.536 6.359/6.759 6.511 ± 0.3669
16 1342 1342/1342 1342 ± 0.00003324 5.886 5.695/6.114 5.926 ± 0.3443
17 1342 1342/1342 1342 ± 0.00003328 5.945 5.684/6.179 5.94 ± 0.3449
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
statwtmode
VLASS-SE
Start time
2024-05-19 22:22:36.554
End
2024-05-19 23:33:28.445
Duration
1:10:51.891
Note, WebLog generation is not included in the time.

CASA logs for stage 8