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

Statwt Summary Plot

VLASS2.1.sb38536469.eb38590168.59084.87988079861_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 5.146 4.817/5.585 5.229 ± 0.5127
ea02 1342 1342/1342 1342 ± 0 5.276 4.857/5.885 5.383 ± 0.6255
ea04 1342 1342/1342 1342 ± 0 5.036 4.723/5.585 5.186 ± 0.5093
ea05 1342 1342/1342 1342 ± 0 5.425 4.934/5.978 5.476 ± 0.6027
ea06 1342 1342/1342 1342 ± 0 4.835 4.557/5.26 4.931 ± 0.4157
ea07 1342 1342/1342 1342 ± 0 5.432 4.935/5.717 5.445 ± 0.5507
ea08 1342 1342/1342 1342 ± 0.000006128 5.305 4.987/6.001 5.522 ± 0.6142
ea09 1342 1342/1342 1342 ± 0 5.12 4.669/5.71 5.196 ± 0.5951
ea10 1342 1342/1342 1342 ± 0 5.122 4.651/5.789 5.19 ± 0.5552
ea11 1342 1342/1342 1342 ± 0 5.376 4.731/5.811 5.34 ± 0.6109
ea12 1342 1342/1342 1342 ± 0 5.388 4.954/5.95 5.526 ± 0.5933
ea13 1342 1342/1342 1342 ± 0 5.335 5.073/5.758 5.455 ± 0.5021
ea14 1342 1342/1342 1342 ± 0 5.417 4.878/5.96 5.46 ± 0.6458
ea15 1342 1342/1342 1342 ± 0 5.168 4.688/5.73 5.272 ± 0.6342
ea16 1342 1342/1342 1342 ± 0 5.695 5.189/6.226 5.78 ± 0.7032
ea17 1342 1342/1342 1342 ± 0.000001279 5.451 5.047/5.928 5.556 ± 0.6094
ea18 1342 1342/1342 1342 ± 0 4.663 4.36/5.173 4.769 ± 0.5104
ea19 1342 1342/1342 1342 ± 0 5.509 5.058/6.1 5.646 ± 0.6424
ea20 1342 1342/1342 1342 ± 0 5.681 5.212/6.27 5.756 ± 0.661
ea21 1342 1342/1342 1342 ± 0 5.22 4.88/5.795 5.358 ± 0.5443
ea22 1342 1342/1342 1342 ± 0 5.122 4.777/5.85 5.29 ± 0.6247
ea23 1342 1342/1342 1342 ± 0 5.739 5.072/6.123 5.658 ± 0.6244
ea25 1342 1342/1342 1342 ± 0 5.218 4.793/5.615 5.255 ± 0.5534
ea26 1342 1342/1342 1342 ± 0 5.259 4.918/5.985 5.414 ± 0.6348
ea27 1342 1342/1342 1342 ± 0.00001392 5.105 4.789/5.878 5.273 ± 0.5682
ea28 1342 1342/1342 1342 ± 0.000009959 5.239 4.932/5.867 5.383 ± 0.6027
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 4.932 4.736/5.046 4.913 ± 0.2012
3 1342 1342/1342 1342 ± 0.00002395 4.64 4.529/4.897 4.692 ± 0.2351
4 1342 1342/1342 1342 ± 0.00002348 4.676 4.545/4.866 4.704 ± 0.2536
5 1342 1342/1342 1342 ± 0.00002348 4.817 4.684/4.985 4.836 ± 0.239
6 1342 1342/1342 1342 ± 0.00002348 4.85 4.682/4.968 4.818 ± 0.2134
7 1342 1342/1342 1342 ± 0.00002348 4.857 4.786/5.033 4.89 ± 0.1948
8 1342 1342/1342 1342 ± 0.00002348 4.902 4.712/5.028 4.877 ± 0.2246
9 1342 1342/1342 1342 ± 0.00002348 5.199 5.055/5.343 5.146 ± 0.2544
10 1342 1342/1342 1342 ± 0.00002348 5.617 5.511/5.699 5.563 ± 0.2494
11 1342 1342/1342 1342 ± 0.00002348 5.808 5.667/5.931 5.763 ± 0.2613
12 1342 1342/1342 1342 ± 0.00002348 5.906 5.741/6.096 5.9 ± 0.2847
13 1342 1342/1342 1342 ± 0.00002348 6.292 6.116/6.468 6.287 ± 0.3176
14 1342 1342/1342 1342 ± 0.00002348 6.469 6.256/6.61 6.434 ± 0.3296
15 1342 1342/1342 1342 ± 0.00002348 6.162 5.938/6.292 6.102 ± 0.3072
16 1342 1342/1342 1342 ± 0.00002519 5.482 5.249/5.741 5.52 ± 0.3093
17 1342 1342/1342 1342 ± 0.00002562 5.49 5.298/5.749 5.516 ± 0.2911
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38536469.eb38590168.59084.87988079861_split_split.ms
Start time
2024-12-18 02:15:39.021
End
2024-12-18 03:00:00.540
Duration
0:44:21.519
Note, WebLog generation is not included in the time.

CASA logs for stage 8