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 5.76 5.484/6.159 5.875 ± 0.5547
ea02 1342 1342/1342 1342 ± 0 5.99 5.603/6.689 6.129 ± 0.6806
ea04 1342 1342/1342 1342 ± 0 5.569 5.273/6.148 5.762 ± 0.5412
ea05 1342 1342/1342 1342 ± 0 5.899 5.502/6.308 5.958 ± 0.5824
ea06 1342 1342/1342 1342 ± 0 5.308 5.042/5.554 5.307 ± 0.356
ea07 1342 1342/1342 1342 ± 0 6.112 5.687/6.348 6.163 ± 0.5262
ea08 1342 1342/1342 1342 ± 0.000002619 6.145 5.846/6.86 6.376 ± 0.6614
ea09 1342 1342/1342 1342 ± 0 5.69 5.395/6.412 5.922 ± 0.6187
ea10 1342 1342/1342 1342 ± 0 6.103 5.5/6.742 6.147 ± 0.647
ea11 1342 1342/1342 1342 ± 0 6.314 5.595/6.748 6.254 ± 0.6854
ea12 1342 1342/1342 1342 ± 0 5.652 5.56/5.691 5.653 ± 0.1447
ea13 1342 1342/1342 1342 ± 0 6.161 5.957/6.459 6.281 ± 0.4755
ea14 1342 1342/1342 1342 ± 0 5.876 5.384/6.51 6.004 ± 0.6502
ea15 1342 1342/1342 1342 ± 0 5.946 5.434/6.52 6.022 ± 0.6585
ea16 1342 1342/1342 1342 ± 0 6.216 5.813/6.834 6.379 ± 0.6932
ea17 1342 1342/1342 1342 ± 0.000004768 6.146 5.851/6.684 6.306 ± 0.6091
ea18 1342 1342/1342 1342 ± 0 5.263 4.928/5.741 5.351 ± 0.5092
ea19 1342 1342/1342 1342 ± 0 6.112 5.749/6.832 6.312 ± 0.6503
ea20 1342 1342/1342 1342 ± 0 6.267 5.907/6.898 6.422 ± 0.6147
ea21 1342 1342/1342 1342 ± 0 5.836 5.529/6.41 6.012 ± 0.5545
ea22 1342 1342/1342 1342 ± 0 5.525 5.373/6.329 5.799 ± 0.6111
ea23 1342 1342/1342 1342 ± 0 6.091 5.624/6.548 6.216 ± 0.659
ea25 1342 1342/1342 1342 ± 0 5.849 5.558/6.39 6.026 ± 0.5929
ea26 1342 1342/1342 1342 ± 0 6.108 5.911/6.834 6.36 ± 0.6795
ea27 1342 1342/1342 1342 ± 0.00001766 5.719 5.474/6.43 5.917 ± 0.552
ea28 1342 1342/1342 1342 ± 0.0000281 5.867 5.679/6.663 6.152 ± 0.678
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 5.579 5.406/5.842 5.597 ± 0.2513
3 1342 1342/1342 1342 ± 0.00002349 5.473 5.22/5.674 5.451 ± 0.2981
4 1342 1342/1342 1342 ± 0.00002414 5.482 5.334/5.661 5.462 ± 0.307
5 1342 1342/1342 1342 ± 0.00002348 5.604 5.369/5.761 5.6 ± 0.3212
6 1342 1342/1342 1342 ± 0.00002392 5.65 5.439/5.792 5.604 ± 0.2951
7 1342 1342/1342 1342 ± 0.00002348 5.553 5.4/5.719 5.556 ± 0.268
8 1342 1342/1342 1342 ± 0.00002348 5.508 5.284/5.646 5.488 ± 0.2975
9 1342 1342/1342 1342 ± 0.00002348 5.73 5.626/6.03 5.747 ± 0.3233
10 1342 1342/1342 1342 ± 0.00002371 6.236 6.054/6.374 6.186 ± 0.3296
11 1342 1342/1342 1342 ± 0.00002392 6.41 6.322/6.572 6.382 ± 0.327
12 1342 1342/1342 1342 ± 0.0000244 6.547 6.377/6.807 6.553 ± 0.3815
13 1342 1342/1342 1342 ± 0.00002392 7.007 6.895/7.34 7.002 ± 0.3788
14 1342 1342/1342 1342 ± 0.00002392 7.307 7.015/7.498 7.218 ± 0.4086
15 1342 1342/1342 1342 ± 0.00002392 6.918 6.716/7.12 6.853 ± 0.4118
16 1342 1342/1342 1342 ± 0.00002843 6.17 5.834/6.349 6.126 ± 0.3891
17 1342 1342/1342 1342 ± 0.00003182 6.153 5.756/6.364 6.107 ± 0.3805
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-04-06 03:50:26.238
End
2024-04-06 05:11:56.358
Duration
1:21:30.120
Note, WebLog generation is not included in the time.

CASA logs for stage 7