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

Statwt Summary Plot

VLASS2.1.sb38537053.eb38580096.59080.031941134264_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 5.489 5.182/5.903 5.619 ± 0.5442
ea02 1342 1342/1342 1342 ± 0 5.721 5.286/6.382 5.898 ± 0.6479
ea04 1342 1342/1342 1342 ± 0 5.252 4.873/5.893 5.441 ± 0.5994
ea05 1342 1342/1342 1342 ± 0 5.698 5.259/6.258 5.8 ± 0.584
ea06 1342 1342/1342 1342 ± 0 4.855 4.541/5.28 4.946 ± 0.4215
ea07 1342 1342/1342 1342 ± 0 5.785 5.325/6.098 5.837 ± 0.5618
ea08 1342 1342/1342 1342 ± 0.000001511 5.746 5.511/6.603 6.045 ± 0.6665
ea09 1342 1342/1342 1342 ± 0 5.402 5.073/6.173 5.6 ± 0.634
ea11 1342 1342/1342 1342 ± 0 5.757 5.054/6.23 5.708 ± 0.6576
ea12 1342 1342/1342 1342 ± 0 5.536 5.1/6.19 5.729 ± 0.6512
ea13 1342 1342/1342 1342 ± 0 5.694 5.533/6.203 5.917 ± 0.517
ea14 1342 1342/1342 1342 ± 0 5.854 5.321/6.436 5.936 ± 0.6656
ea15 1342 1342/1342 1342 ± 0 5.439 4.896/6.056 5.535 ± 0.7251
ea16 1342 1342/1342 1342 ± 0 6.065 5.578/6.574 6.162 ± 0.7126
ea17 1342 1342/1342 1342 ± 0.000001511 5.964 5.502/6.453 6.061 ± 0.625
ea18 1342 1342/1342 1342 ± 0 5.013 4.643/5.449 5.097 ± 0.5201
ea19 1342 1342/1342 1342 ± 0 5.886 5.418/6.493 6.05 ± 0.6263
ea20 1342 1342/1342 1342 ± 0 5.932 5.483/6.554 6.03 ± 0.6531
ea21 1342 1342/1342 1342 ± 0 5.654 5.3/6.229 5.78 ± 0.5668
ea22 1342 1342/1342 1342 ± 0 5.478 5.207/6.37 5.76 ± 0.6719
ea23 1342 1342/1342 1342 ± 0 5.958 5.457/6.409 6.036 ± 0.6709
ea25 1342 1342/1342 1342 ± 0 5.538 5.23/6.008 5.656 ± 0.5417
ea26 1342 1342/1342 1342 ± 0 5.516 5.338/6.183 5.735 ± 0.5716
ea27 1342 1342/1342 1342 ± 0.00002213 5.479 5.112/6.324 5.688 ± 0.5966
ea28 1342 1342/1342 1342 ± 0.000006746 5.633 5.331/6.362 5.844 ± 0.6227
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 ± 0.00002396 5.366 5.172/5.523 5.32 ± 0.2454
3 1342 1342/1342 1342 ± 0.00002398 5.076 4.904/5.326 5.089 ± 0.2748
4 1342 1342/1342 1342 ± 0.00002396 5.172 5.031/5.357 5.158 ± 0.3459
5 1342 1342/1342 1342 ± 0.00002396 5.299 5.04/5.42 5.223 ± 0.3293
6 1342 1342/1342 1342 ± 0.00002396 5.194 5.022/5.345 5.165 ± 0.2943
7 1342 1342/1342 1342 ± 0.00002396 5.287 5.078/5.417 5.226 ± 0.2557
8 1342 1342/1342 1342 ± 0.00002396 5.284 5.036/5.4 5.204 ± 0.2812
9 1342 1342/1342 1342 ± 0.00002396 5.561 5.327/5.706 5.498 ± 0.323
10 1342 1342/1342 1342 ± 0.00002396 6.009 5.766/6.121 5.92 ± 0.3134
11 1342 1342/1342 1342 ± 0.00002396 6.212 6.015/6.331 6.147 ± 0.3204
12 1342 1342/1342 1342 ± 0.00002396 6.319 6.136/6.492 6.292 ± 0.3355
13 1342 1342/1342 1342 ± 0.00002396 6.792 6.646/6.967 6.756 ± 0.3666
14 1342 1342/1342 1342 ± 0.00002396 6.945 6.738/7.152 6.886 ± 0.3905
15 1342 1342/1342 1342 ± 0.00002396 6.528 6.428/6.772 6.514 ± 0.387
16 1342 1342/1342 1342 ± 0.00002633 5.806 5.608/6.089 5.833 ± 0.3538
17 1342 1342/1342 1342 ± 0.00002791 5.872 5.684/6.112 5.869 ± 0.3313
vis
VLASS2.1.sb38537053.eb38580096.59080.031941134264_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-13 04:53:28.798
End
2024-12-13 05:57:53.796
Duration
1:04:24.998
Note, WebLog generation is not included in the time.

CASA logs for stage 8