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 5.45 5.341/6.103 5.714 ± 0.4721
ea02 1342 1342/1342 1342 ± 0 5.94 5.645/6.703 6.121 ± 0.6043
ea04 1342 1342/1342 1342 ± 0 5.495 5.118/6.136 5.622 ± 0.5392
ea05 1342 1342/1342 1342 ± 0 6.029 5.406/6.482 5.942 ± 0.5919
ea06 1342 1342/1342 1342 ± 0 4.981 4.572/5.318 4.973 ± 0.4057
ea07 1342 1342/1342 1342 ± 0 5.754 5.435/6.247 5.918 ± 0.5579
ea08 1342 1342/1342 1342 ± 0 5.961 5.709/6.78 6.212 ± 0.6076
ea09 1342 1342/1342 1342 ± 0 5.899 5.341/6.618 5.943 ± 0.6181
ea10 1342 1342/1342 1342 ± 0.0000174 5.67 5.254/6.354 5.784 ± 0.5631
ea11 1342 1342/1342 1342 ± 0 6.014 5.219/6.344 5.9 ± 0.609
ea12 1342 1342/1342 1342 ± 0 6.002 5.42/6.481 6.036 ± 0.6266
ea13 1342 1342/1342 1342 ± 0 6.182 5.771/6.378 6.185 ± 0.4731
ea14 1342 1342/1342 1342 ± 0.00001342 5.735 5.343/6.446 5.874 ± 0.6431
ea15 1342 1342/1342 1342 ± 0 5.741 5.088/6.248 5.741 ± 0.6852
ea16 1342 1342/1342 1342 ± 0.000001586 6.086 5.785/6.84 6.271 ± 0.6585
ea17 1342 1342/1342 1342 ± 0 5.97 5.59/6.446 6.098 ± 0.5802
ea18 1342 1342/1342 1342 ± 0 5.198 4.802/5.673 5.252 ± 0.5175
ea19 1342 1342/1342 1342 ± 0 6.27 5.627/6.778 6.197 ± 0.6183
ea20 1342 1342/1342 1342 ± 0 6.356 5.754/6.751 6.297 ± 0.6211
ea21 1342 1342/1342 1342 ± 0 5.653 5.458/6.33 5.855 ± 0.5585
ea22 1342 1342/1342 1342 ± 0 5.694 5.322/6.495 5.894 ± 0.6012
ea23 1342 1342/1342 1342 ± 0.00000462 5.751 5.524/6.596 6.066 ± 0.6519
ea25 1342 1342/1342 1342 ± 0 5.866 5.333/6.153 5.816 ± 0.5636
ea26 1342 1342/1342 1342 ± 0 6.04 5.638/6.744 6.193 ± 0.5837
ea27 1342 1342/1342 1342 ± 0.00004118 5.697 5.403/6.376 5.857 ± 0.5453
ea28 1342 1342/1342 1342 ± 0.000001121 5.652 5.448/6.434 5.929 ± 0.609
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 5.444 5.234/5.627 5.406 ± 0.2641
4 1342 1342/1342 1342 ± 0.00002348 5.303 5.173/5.542 5.297 ± 0.3652
5 1342 1342/1342 1342 ± 0.00002348 5.447 5.242/5.585 5.428 ± 0.3333
6 1342 1342/1342 1342 ± 0.00002348 5.323 5.122/5.5 5.305 ± 0.3029
7 1342 1342/1342 1342 ± 0.00002348 5.424 5.243/5.57 5.394 ± 0.284
8 1342 1342/1342 1342 ± 0.00002348 5.434 5.172/5.574 5.352 ± 0.302
9 1342 1342/1342 1342 ± 0.00002348 5.693 5.528/5.869 5.633 ± 0.3389
10 1342 1342/1342 1342 ± 0.00002348 6.11 5.99/6.271 6.057 ± 0.3191
11 1342 1342/1342 1342 ± 0.00002348 6.354 6.139/6.422 6.276 ± 0.3355
12 1342 1342/1342 1342 ± 0.00002348 6.486 6.307/6.641 6.427 ± 0.358
13 1342 1342/1342 1342 ± 0.00002348 6.922 6.726/7.054 6.856 ± 0.3824
14 1342 1342/1342 1342 ± 0.00002348 7.016 6.85/7.276 6.983 ± 0.4113
15 1342 1342/1342 1342 ± 0.00002348 6.499 6.337/6.775 6.488 ± 0.3759
16 1342 1342/1342 1342 ± 0.00003487 5.839 5.656/6.155 5.877 ± 0.3363
17 1342 1342/1342 1342 ± 0.00003365 5.905 5.705/6.078 5.889 ± 0.333
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-05-17 11:24:38.906
End
2024-05-17 12:38:59.831
Duration
1:14:20.925
Note, WebLog generation is not included in the time.

CASA logs for stage 8