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

Statwt Summary Plot

VLASS2.2.sb40528187.eb40882891.59510.17895375_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 6.082 5.8/6.663 6.294 ± 0.5858
ea02 1342 1342/1342 1342 ± 0.00002955 6.175 5.551/6.698 6.105 ± 0.855
ea03 1342 1342/1342 1342 ± 0.00000509 5.57 5.223/6.421 5.737 ± 0.8008
ea04 1342 1342/1342 1342 ± 0 5.82 5.392/6.524 5.92 ± 0.6227
ea06 1342 1342/1342 1342 ± 0 6.104 5.703/6.597 6.2 ± 0.5797
ea07 1342 1342/1342 1342 ± 0 6.098 5.553/6.494 6.132 ± 0.6093
ea08 1342 1342/1342 1342 ± 0 6.202 5.807/6.846 6.373 ± 0.6896
ea09 1342 1342/1342 1342 ± 0 6.039 5.547/6.804 6.179 ± 0.681
ea10 1342 1342/1342 1342 ± 0 6.238 5.616/6.789 6.153 ± 0.6911
ea11 1342 1342/1342 1342 ± 0 6.269 5.492/6.716 6.192 ± 0.7567
ea12 1342 1342/1342 1342 ± 0 6.16 5.652/6.688 6.219 ± 0.7754
ea13 1342 1342/1342 1342 ± 0 6.031 5.769/6.494 6.148 ± 0.5916
ea14 1342 1342/1342 1342 ± 0 6.421 5.82/6.854 6.445 ± 0.673
ea15 1342 1342/1342 1342 ± 0 5.63 5.078/5.99 5.582 ± 0.6952
ea16 1342 1342/1342 1342 ± 0 6.211 5.777/6.802 6.334 ± 0.7258
ea17 1342 1342/1342 1342 ± 0 6.554 6.237/7.291 6.786 ± 0.6552
ea18 1342 1342/1342 1342 ± 0 4.548 4.304/4.904 4.621 ± 0.424
ea19 1342 1342/1342 1342 ± 0 6.384 5.909/6.991 6.484 ± 0.7233
ea20 1342 1342/1342 1342 ± 0 6.071 5.741/6.724 6.183 ± 0.7282
ea21 1342 1342/1342 1342 ± 0 6.047 5.706/6.615 6.197 ± 0.5915
ea22 1342 1342/1342 1342 ± 0 6.378 5.584/6.778 6.236 ± 0.7095
ea23 1342 1342/1342 1342 ± 0 6.268 5.784/6.696 6.304 ± 0.7736
ea24 1342 1342/1342 1342 ± 0 5.986 5.269/6.426 5.854 ± 0.5871
ea25 1342 1342/1342 1342 ± 0 6.658 5.818/7.177 6.582 ± 0.7867
ea26 1342 1342/1342 1342 ± 0 6.448 5.924/7.206 6.535 ± 0.7101
ea27 1342 1342/1342 1342 ± 0 5.973 5.624/6.87 6.163 ± 0.7707
ea28 1342 1342/1342 1342 ± 0 6.203 5.867/6.992 6.419 ± 0.7824
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 ± 0.00002305 5.766 5.548/5.999 5.701 ± 0.3587
3 1342 1342/1342 1342 ± 0.0000266 4.836 4.621/5.231 4.932 ± 0.5945
4 1342 1342/1342 1342 ± 0.00002466 5.505 5.217/5.736 5.436 ± 0.4909
5 1342 1342/1342 1342 ± 0.00002305 5.778 5.421/5.882 5.652 ± 0.4155
6 1342 1342/1342 1342 ± 0.00002305 5.668 5.41/5.834 5.583 ± 0.3411
7 1342 1342/1342 1342 ± 0.00002305 5.715 5.49/5.814 5.625 ± 0.3464
8 1342 1342/1342 1342 ± 0.00002305 5.61 5.364/5.821 5.564 ± 0.3795
9 1342 1342/1342 1342 ± 0.00002305 5.977 5.764/6.124 5.879 ± 0.4093
10 1342 1342/1342 1342 ± 0.00002305 6.423 6.258/6.531 6.304 ± 0.4223
11 1342 1342/1342 1342 ± 0.00002305 6.61 6.413/6.767 6.527 ± 0.4259
12 1342 1342/1342 1342 ± 0.00002305 6.78 6.524/6.828 6.669 ± 0.4583
13 1342 1342/1342 1342 ± 0.00002305 7.227 6.994/7.469 7.161 ± 0.4958
14 1342 1342/1342 1342 ± 0.00002305 7.478 7.297/7.718 7.396 ± 0.5047
15 1342 1342/1342 1342 ± 0.00002306 7.09 6.918/7.326 7.044 ± 0.4705
16 1342 1342/1342 1342 ± 0.00002305 6.406 6.233/6.691 6.377 ± 0.4489
17 1342 1342/1342 1342 ± 0.00002336 6.453 6.101/6.591 6.32 ± 0.4785
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.2.sb40528187.eb40882891.59510.17895375_split_split.ms
datacolumn
residual_data
Start time
2025-05-23 19:55:36.716
End
2025-05-23 21:01:10.787
Duration
1:05:34.071
Note, WebLog generation is not included in the time.

CASA logs for stage 8