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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.386 5.315/6.298 5.638 ± 0.8128
ea02 1342 1342/1342 1342 ± 0.00003767 6.052 5.437/6.767 6.016 ± 0.9682
ea04 1342 1342/1342 1342 ± 0.00004105 5.48 5.119/6.132 5.52 ± 0.8149
ea05 1342 1342/1342 1342 ± 0.00002422 5.502 5.106/6.538 5.725 ± 0.9638
ea06 1342 1342/1342 1342 ± 0.00004131 5.137 4.834/5.848 5.195 ± 0.7299
ea07 1342 1342/1342 1342 ± 0.00003778 5.876 5.374/6.282 5.82 ± 0.8493
ea09 1342 1342/1342 1342 ± 0.00002753 5.51 5.084/6.16 5.446 ± 0.8324
ea10 1342 1342/1342 1342 ± 0.00003835 5.283 4.833/5.945 5.312 ± 0.7417
ea11 1342 1342/1342 1342 ± 0.00003776 6.044 5.465/6.681 5.961 ± 0.8858
ea12 1342 1342/1342 1342 ± 0.00004008 5.821 5.544/6.732 5.937 ± 0.9487
ea13 1342 1342/1342 1342 ± 0.00002683 5.739 5.589/6.352 5.945 ± 0.994
ea14 1342 1342/1342 1342 ± 0.00003416 5.687 5.39/6.665 5.951 ± 0.9793
ea15 1342 1342/1342 1342 ± 0.00004064 5.705 5.418/6.577 5.849 ± 0.9697
ea16 1342 1342/1342 1342 ± 0.00003107 5.903 5.471/6.876 6.084 ± 1.145
ea17 1342 1342/1342 1342 ± 0.00003941 6.032 5.474/6.849 6.061 ± 0.9723
ea18 1342 1342/1342 1342 ± 0.00003705 5.095 4.889/5.759 5.216 ± 0.6465
ea19 1342 1342/1342 1342 ± 0.00001771 5.78 5.526/6.87 6.007 ± 1.023
ea20 1342 1342/1342 1342 ± 0.00003898 6.088 6.009/6.999 6.266 ± 0.971
ea21 1342 1342/1342 1342 ± 0.00003085 5.609 5.309/6.421 5.772 ± 0.9488
ea22 1342 1342/1342 1342 ± 0.00003783 5.481 5.173/6.531 5.729 ± 0.9917
ea23 1342 1342/1342 1342 ± 0.00003695 5.967 5.533/6.735 6.05 ± 0.9725
ea24 1342 1342/1342 1342 ± 0.00002063 5.264 4.829/6.245 5.462 ± 0.8749
ea25 1342 1342/1342 1342 ± 0.00003858 5.714 5.327/6.456 5.734 ± 0.8452
ea26 1342 1342/1342 1342 ± 0.00002872 5.85 5.702/6.865 6.087 ± 1.047
ea27 1342 1342/1342 1342 ± 0.00003879 5.679 5.355/6.604 5.815 ± 0.8544
ea28 1342 1342/1342 1342 ± 0.00003936 5.8 5.526/6.767 6.019 ± 0.9235
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 ± 0.00002381 5.452 5.292/5.622 5.409 ± 0.323
6 1342 1342/1342 1342 ± 0.00002381 5.372 5.105/5.531 5.333 ± 0.2664
7 1342 1342/1342 1342 ± 0.00002381 5.395 5.216/5.539 5.374 ± 0.2803
8 1342 1342/1342 1342 ± 0.00002381 5.414 5.108/5.522 5.352 ± 0.3204
9 1342 1342/1342 1342 ± 0.00002381 5.687 5.337/5.872 5.629 ± 0.309
10 1342 1342/1342 1342 ± 0.00002381 6.147 5.905/6.256 6.073 ± 0.2949
11 1342 1342/1342 1342 ± 0.00002381 6.488 6.096/6.592 6.359 ± 0.3049
12 1342 1342/1342 1342 ± 0.00002381 6.537 6.272/6.77 6.551 ± 0.3489
13 1342 1342/1342 1342 ± 0.0000244 6.617 6.393/6.948 6.619 ± 0.4319
14 1342 1342/1342 1342 ± 0.00002381 7.124 6.689/7.393 7.036 ± 0.4808
15 1342 1342/1342 1342 ± 0.00003626 6.807 6.472/7.062 6.727 ± 0.5032
16 1342 1342/1342 1342 ± 0.00005312 3.932 3.821/4.048 3.939 ± 0.2002
17 1342 1342/1342 1342 ± 0.00004937 3.853 3.668/4.052 3.874 ± 0.3298
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-05-17 17:14:37.143
End
2024-05-17 18:09:16.291
Duration
0:54:39.148
Note, WebLog generation is not included in the time.

CASA logs for stage 8