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

Statwt Summary Plot

VLASS2.1.sb38523814.eb38632964.59098.28982543982_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 5.656 5.398/6.149 5.799 ± 0.5386
ea02 1342 1342/1342 1342 ± 0.00001115 5.931 5.506/6.712 6.119 ± 0.6492
ea04 1342 1342/1342 1342 ± 0 5.488 5.217/6.086 5.698 ± 0.5526
ea05 1342 1342/1342 1342 ± 0 5.762 5.335/6.224 5.816 ± 0.6032
ea06 1342 1342/1342 1342 ± 0 4.828 4.623/5.322 4.955 ± 0.4002
ea07 1342 1342/1342 1342 ± 0 6.074 5.614/6.379 6.132 ± 0.575
ea08 1342 1342/1342 1342 ± 0.0000136 5.977 5.649/6.835 6.224 ± 0.6772
ea09 1342 1342/1342 1342 ± 0 5.703 5.302/6.33 5.823 ± 0.659
ea10 1342 1342/1342 1342 ± 0 5.976 5.484/6.76 6.089 ± 0.6774
ea11 1342 1342/1342 1342 ± 0 5.923 5.283/6.453 5.939 ± 0.6625
ea12 1342 1342/1342 1342 ± 0 5.831 5.469/6.456 6.043 ± 0.6442
ea13 1342 1342/1342 1342 ± 0 6.158 5.842/6.456 6.227 ± 0.5347
ea14 1342 1342/1342 1342 ± 0 5.87 5.307/6.428 5.949 ± 0.6641
ea15 1342 1342/1342 1342 ± 0 5.669 5.194/6.296 5.826 ± 0.7046
ea16 1342 1342/1342 1342 ± 0 6.297 5.773/6.864 6.412 ± 0.7371
ea17 1342 1342/1342 1342 ± 0.000009092 6.137 5.715/6.896 6.282 ± 0.6382
ea18 1342 1342/1342 1342 ± 0 5.096 4.82/5.622 5.244 ± 0.5201
ea19 1342 1342/1342 1342 ± 0 5.816 5.628/6.807 6.251 ± 0.7047
ea20 1342 1342/1342 1342 ± 0 6.193 5.804/6.815 6.33 ± 0.6592
ea21 1342 1342/1342 1342 ± 0 5.789 5.485/6.364 5.954 ± 0.5786
ea22 1342 1342/1342 1342 ± 0 5.693 5.295/6.48 5.857 ± 0.6384
ea23 1342 1342/1342 1342 ± 0 6.228 5.657/6.737 6.263 ± 0.6853
ea25 1342 1342/1342 1342 ± 0 5.75 5.344/6.327 5.855 ± 0.5935
ea26 1342 1342/1342 1342 ± 0 6.089 5.673/6.735 6.257 ± 0.6735
ea27 1342 1342/1342 1342 ± 0.0000122 5.686 5.502/6.531 5.919 ± 0.6067
ea28 1342 1342/1342 1342 ± 0.00002903 5.742 5.518/6.533 5.996 ± 0.6757
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 5.471 5.27/5.648 5.447 ± 0.2774
3 1342 1342/1342 1342 ± 0.00002516 5.308 5.098/5.582 5.303 ± 0.3093
4 1342 1342/1342 1342 ± 0.00002447 5.366 5.081/5.548 5.269 ± 0.3257
5 1342 1342/1342 1342 ± 0.00002349 5.509 5.251/5.714 5.48 ± 0.3391
6 1342 1342/1342 1342 ± 0.00002349 5.452 5.2/5.61 5.4 ± 0.3056
7 1342 1342/1342 1342 ± 0.00002349 5.483 5.301/5.648 5.455 ± 0.2936
8 1342 1342/1342 1342 ± 0.00002349 5.479 5.254/5.603 5.402 ± 0.3158
9 1342 1342/1342 1342 ± 0.00002349 5.721 5.493/5.999 5.69 ± 0.3674
10 1342 1342/1342 1342 ± 0.00002394 6.152 5.951/6.357 6.11 ± 0.343
11 1342 1342/1342 1342 ± 0.00002394 6.404 6.204/6.526 6.325 ± 0.3494
12 1342 1342/1342 1342 ± 0.00002349 6.501 6.401/6.742 6.505 ± 0.3785
13 1342 1342/1342 1342 ± 0.00002349 7.013 6.88/7.202 6.987 ± 0.4091
14 1342 1342/1342 1342 ± 0.00002349 7.283 7.017/7.478 7.171 ± 0.4468
15 1342 1342/1342 1342 ± 0.00002349 6.797 6.541/6.978 6.707 ± 0.4246
16 1342 1342/1342 1342 ± 0.00003268 6.027 5.888/6.369 6.059 ± 0.3813
17 1342 1342/1342 1342 ± 0.00002851 6.037 5.841/6.323 6.057 ± 0.369
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38523814.eb38632964.59098.28982543982_split_split.ms
datacolumn
residual_data
Start time
2025-01-07 04:34:07.017
End
2025-01-07 05:42:21.776
Duration
1:08:14.760
Note, WebLog generation is not included in the time.

CASA logs for stage 8