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 5.484 5.296/6.086 5.682 ± 0.5097
ea02 1342 1342/1342 1342 ± 0 5.911 5.558/6.681 6.118 ± 0.6266
ea04 1342 1342/1342 1342 ± 0 5.543 5.04/6.196 5.63 ± 0.5898
ea05 1342 1342/1342 1342 ± 0 5.83 5.393/6.448 5.906 ± 0.6054
ea06 1342 1342/1342 1342 ± 0 4.919 4.526/5.235 4.892 ± 0.3952
ea07 1342 1342/1342 1342 ± 0 5.68 5.396/6.216 5.889 ± 0.5862
ea08 1342 1342/1342 1342 ± 0 5.986 5.683/6.754 6.245 ± 0.6248
ea09 1342 1342/1342 1342 ± 0 5.887 5.343/6.543 5.938 ± 0.6025
ea10 1342 1342/1342 1342 ± 0 5.573 5.181/6.322 5.742 ± 0.5891
ea11 1342 1342/1342 1342 ± 0 6.044 5.166/6.351 5.887 ± 0.6512
ea12 1342 1342/1342 1342 ± 0 5.957 5.353/6.498 6.039 ± 0.6547
ea13 1342 1342/1342 1342 ± 0 6.302 5.694/6.337 6.123 ± 0.5111
ea14 1342 1342/1342 1342 ± 0 5.701 5.337/6.46 5.831 ± 0.6577
ea15 1342 1342/1342 1342 ± 0 5.736 5.084/6.247 5.74 ± 0.6836
ea16 1342 1342/1342 1342 ± 0.00001289 6.014 5.714/6.807 6.221 ± 0.7046
ea17 1342 1342/1342 1342 ± 0 6.004 5.558/6.667 6.126 ± 0.6133
ea18 1342 1342/1342 1342 ± 0 5.18 4.788/5.691 5.232 ± 0.5285
ea19 1342 1342/1342 1342 ± 0 6.094 5.572/6.746 6.134 ± 0.6217
ea20 1342 1342/1342 1342 ± 0 6.349 5.735/6.811 6.273 ± 0.6517
ea21 1342 1342/1342 1342 ± 0.000002078 5.546 5.315/6.33 5.79 ± 0.5827
ea22 1342 1342/1342 1342 ± 0 5.812 5.276/6.444 5.873 ± 0.6165
ea23 1342 1342/1342 1342 ± 0 5.69 5.454/6.6 6.017 ± 0.6939
ea25 1342 1342/1342 1342 ± 0 5.844 5.261/6.27 5.798 ± 0.5867
ea26 1342 1342/1342 1342 ± 0 6.108 5.574/6.742 6.168 ± 0.6068
ea27 1342 1342/1342 1342 ± 0.0000324 5.564 5.383/6.403 5.839 ± 0.5783
ea28 1342 1342/1342 1342 ± 0 5.707 5.441/6.499 5.993 ± 0.6244
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 ± 0.00002348 5.387 5.186/5.587 5.362 ± 0.2676
4 1342 1342/1342 1342 ± 0.00002622 5.132 4.944/5.268 5.075 ± 0.287
5 1342 1342/1342 1342 ± 0.00002348 5.388 5.169/5.504 5.36 ± 0.3318
6 1342 1342/1342 1342 ± 0.00002348 5.291 5.089/5.423 5.263 ± 0.2997
7 1342 1342/1342 1342 ± 0.00002348 5.367 5.199/5.557 5.358 ± 0.276
8 1342 1342/1342 1342 ± 0.00002348 5.384 5.171/5.544 5.322 ± 0.3039
9 1342 1342/1342 1342 ± 0.00002348 5.647 5.491/5.863 5.61 ± 0.3416
10 1342 1342/1342 1342 ± 0.00002348 6.082 5.949/6.204 6.033 ± 0.3171
11 1342 1342/1342 1342 ± 0.00002348 6.32 6.132/6.407 6.253 ± 0.3383
12 1342 1342/1342 1342 ± 0.00002348 6.457 6.28/6.61 6.403 ± 0.352
13 1342 1342/1342 1342 ± 0.00002348 6.899 6.718/7.067 6.828 ± 0.3883
14 1342 1342/1342 1342 ± 0.00002348 7.025 6.856/7.257 6.976 ± 0.421
15 1342 1342/1342 1342 ± 0.00002348 6.616 6.395/6.833 6.553 ± 0.4024
16 1342 1342/1342 1342 ± 0.00003245 5.856 5.641/6.094 5.875 ± 0.3554
17 1342 1342/1342 1342 ± 0.00002627 5.864 5.604/6.17 5.865 ± 0.3636
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
output_dir
 
Start time
2024-05-17 09:24:37.674
End
2024-05-17 10:21:44.432
Duration
0:57:06.758
Note, WebLog generation is not included in the time.

CASA logs for stage 8