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

Statwt Summary Plot

VLASS2.1.sb38480042.eb38504612.59046.34985846065_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 5.507 5.241/6.195 5.685 ± 0.5256
ea02 1342 1342/1342 1342 ± 0.0000128 5.923 5.385/6.523 5.937 ± 0.675
ea04 1342 1342/1342 1342 ± 0 5.436 5.141/6 5.587 ± 0.5258
ea05 1342 1342/1342 1342 ± 0.000003131 5.609 5.496/6.469 5.886 ± 0.5982
ea06 1342 1342/1342 1342 ± 0 5.243 4.99/5.8 5.391 ± 0.4794
ea07 1342 1342/1342 1342 ± 0 5.343 5.196/5.692 5.386 ± 0.233
ea08 1342 1342/1342 1342 ± 0.00003733 6.031 5.619/6.685 6.163 ± 0.7083
ea09 1342 1342/1342 1342 ± 0 5.023 4.754/5.601 5.177 ± 0.468
ea11 1342 1342/1342 1342 ± 0.000001918 5.709 5.341/6.504 5.887 ± 0.6562
ea13 1342 1342/1342 1342 ± 0 5.937 5.769/6.291 6.09 ± 0.4803
ea14 1342 1342/1342 1342 ± 0.000004695 5.714 5.534/6.509 6.011 ± 0.5834
ea15 1342 1342/1342 1342 ± 0 5.57 5.408/6.344 5.87 ± 0.6206
ea16 1342 1342/1342 1342 ± 0.000004695 5.982 5.759/6.64 6.186 ± 0.6559
ea17 1342 1342/1342 1342 ± 0 5.802 5.626/5.858 5.768 ± 0.1431
ea18 1342 1342/1342 1342 ± 0 5.038 4.902/5.658 5.235 ± 0.4502
ea19 1342 1342/1342 1342 ± 0 5.75 5.692/5.793 5.749 ± 0.06968
ea20 1342 1342/1342 1342 ± 0 5.969 5.644/6.823 6.19 ± 0.6722
ea21 1342 1342/1342 1342 ± 0.000003834 5.617 5.373/6.379 5.862 ± 0.5559
ea22 1342 1342/1342 1342 ± 0.000005957 5.443 5.127/6.324 5.656 ± 0.6624
ea23 1342 1342/1342 1342 ± 0.00002624 5.874 5.479/6.548 6.113 ± 0.7153
ea24 1342 1342/1342 1342 ± 0 5.357 5.177/6.275 5.639 ± 0.5514
ea25 1342 1342/1342 1342 ± 0.000009934 5.639 5.402/6.35 5.819 ± 0.6388
ea26 1342 1342/1342 1342 ± 0 5.873 5.701/6.806 6.179 ± 0.6422
ea27 1342 1342/1342 1342 ± 0 5.561 5.397/5.691 5.53 ± 0.1344
ea28 1342 1342/1342 1342 ± 0.0000415 5.728 5.518/6.579 5.962 ± 0.6276
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 ± 0.00002393 5.475 5.235/5.699 5.47 ± 0.2398
4 1342 1342/1342 1342 ± 0.00002418 5.395 5.118/5.612 5.384 ± 0.3318
5 1342 1342/1342 1342 ± 0.00002393 5.546 5.329/5.742 5.529 ± 0.3179
6 1342 1342/1342 1342 ± 0.00002393 5.477 5.212/5.691 5.446 ± 0.2835
7 1342 1342/1342 1342 ± 0.00002393 5.507 5.203/5.693 5.483 ± 0.2846
8 1342 1342/1342 1342 ± 0.00002393 5.484 5.192/5.639 5.402 ± 0.296
9 1342 1342/1342 1342 ± 0.00002406 5.732 5.419/5.879 5.646 ± 0.3182
10 1342 1342/1342 1342 ± 0.00002601 6.08 5.873/6.187 5.98 ± 0.3505
11 1342 1342/1342 1342 ± 0.00002601 6.284 6.088/6.443 6.236 ± 0.3249
12 1342 1342/1342 1342 ± 0.00002601 6.382 6.28/6.555 6.356 ± 0.335
13 1342 1342/1342 1342 ± 0.00002601 6.866 6.509/7.018 6.756 ± 0.402
14 1342 1342/1342 1342 ± 0.00002601 7.019 6.733/7.166 6.94 ± 0.4328
15 1342 1342/1342 1342 ± 0.00002601 6.654 6.448/6.882 6.596 ± 0.4683
16 1342 1342/1342 1342 ± 0.00004637 5.172 4.857/5.404 5.156 ± 0.3359
17 1342 1342/1342 1342 ± 0.00004256 5.298 5.099/5.592 5.294 ± 0.3315
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38480042.eb38504612.59046.34985846065_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-12-06 03:02:19.649
End
2024-12-06 04:07:18.197
Duration
1:04:58.548
Note, WebLog generation is not included in the time.

CASA logs for stage 8