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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.684 5.444/6.177 5.843 ± 0.57
ea02 1342 1342/1342 1342 ± 0.000001645 5.837 5.569/6.533 6.086 ± 0.6438
ea04 1342 1342/1342 1342 ± 0 5.624 5.265/6.173 5.773 ± 0.5438
ea05 1342 1342/1342 1342 ± 0 5.958 5.516/6.37 5.998 ± 0.5784
ea06 1342 1342/1342 1342 ± 0 5.2 5.009/5.552 5.267 ± 0.3712
ea07 1342 1342/1342 1342 ± 0 6.136 5.631/6.332 6.131 ± 0.5627
ea08 1342 1342/1342 1342 ± 0.000007345 6.013 5.733/6.81 6.3 ± 0.6747
ea09 1342 1342/1342 1342 ± 0 5.699 5.363/6.387 5.888 ± 0.6156
ea10 1342 1342/1342 1342 ± 0 6.068 5.45/6.677 6.095 ± 0.6463
ea11 1342 1342/1342 1342 ± 0 6.265 5.5/6.737 6.197 ± 0.7199
ea12 1342 1342/1342 1342 ± 0 5.611 5.554/5.709 5.656 ± 0.1666
ea13 1342 1342/1342 1342 ± 0 6.169 5.955/6.481 6.288 ± 0.4819
ea14 1342 1342/1342 1342 ± 0 5.83 5.34/6.448 5.955 ± 0.6523
ea15 1342 1342/1342 1342 ± 0 5.785 5.39/6.461 6.007 ± 0.6709
ea16 1342 1342/1342 1342 ± 0 6.169 5.785/6.801 6.355 ± 0.6935
ea17 1342 1342/1342 1342 ± 0.000002015 6.064 5.752/6.631 6.248 ± 0.6087
ea18 1342 1342/1342 1342 ± 0 5.181 4.841/5.691 5.284 ± 0.5149
ea19 1342 1342/1342 1342 ± 0 6.199 5.72/6.836 6.347 ± 0.6524
ea20 1342 1342/1342 1342 ± 0 6.215 5.856/6.842 6.363 ± 0.6281
ea21 1342 1342/1342 1342 ± 0 5.864 5.536/6.419 6.02 ± 0.553
ea22 1342 1342/1342 1342 ± 0 5.509 5.286/6.296 5.763 ± 0.6161
ea23 1342 1342/1342 1342 ± 0 6.082 5.565/6.501 6.176 ± 0.68
ea25 1342 1342/1342 1342 ± 0 5.792 5.539/6.366 5.975 ± 0.5872
ea26 1342 1342/1342 1342 ± 0 6.115 5.813/6.842 6.352 ± 0.6742
ea27 1342 1342/1342 1342 ± 0.00001971 5.699 5.422/6.466 5.892 ± 0.5756
ea28 1342 1342/1342 1342 ± 0.00003038 5.827 5.613/6.636 6.098 ± 0.6784
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 ± 0.00002349 5.582 5.44/5.846 5.603 ± 0.2637
3 1342 1342/1342 1342 ± 0.00002349 5.49 5.171/5.681 5.441 ± 0.3112
4 1342 1342/1342 1342 ± 0.00002349 5.49 5.317/5.603 5.42 ± 0.2981
5 1342 1342/1342 1342 ± 0.00002349 5.56 5.308/5.725 5.548 ± 0.3088
6 1342 1342/1342 1342 ± 0.00002394 5.523 5.339/5.672 5.481 ± 0.2884
7 1342 1342/1342 1342 ± 0.00002349 5.504 5.37/5.695 5.508 ± 0.2603
8 1342 1342/1342 1342 ± 0.00002349 5.537 5.314/5.632 5.466 ± 0.2876
9 1342 1342/1342 1342 ± 0.00002349 5.792 5.619/5.999 5.735 ± 0.3273
10 1342 1342/1342 1342 ± 0.00002373 6.252 6.035/6.358 6.173 ± 0.3215
11 1342 1342/1342 1342 ± 0.00002394 6.429 6.296/6.612 6.379 ± 0.3291
12 1342 1342/1342 1342 ± 0.00002441 6.595 6.356/6.754 6.541 ± 0.3661
13 1342 1342/1342 1342 ± 0.00002394 7.014 6.881/7.338 6.996 ± 0.386
14 1342 1342/1342 1342 ± 0.00002394 7.251 7.056/7.484 7.199 ± 0.4124
15 1342 1342/1342 1342 ± 0.00002394 6.874 6.676/7.065 6.817 ± 0.3988
16 1342 1342/1342 1342 ± 0.00003103 6.14 5.797/6.318 6.1 ± 0.3751
17 1342 1342/1342 1342 ± 0.00003176 6.125 5.678/6.329 6.07 ± 0.3849
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
overwrite_modelcol
False
Start time
2024-04-06 02:28:30.808
End
2024-04-06 03:29:26.195
Duration
1:00:55.387
Note, WebLog generation is not included in the time.

CASA logs for stage 7