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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.754 5.161/6.004 5.603 ± 0.5442
ea02 1342 1342/1342 1342 ± 0.00002235 6.177 5.298/6.506 6 ± 0.77
ea04 1342 1342/1342 1342 ± 0.00002807 5.456 5.022/5.927 5.395 ± 0.6105
ea05 1342 1342/1342 1342 ± 0.00001875 5.812 5.209/6.361 5.683 ± 0.8104
ea06 1342 1342/1342 1342 ± 0.00002715 5.113 4.706/5.424 5.013 ± 0.4946
ea07 1342 1342/1342 1342 ± 0.00001028 6.004 5.319/6.571 5.926 ± 0.586
ea08 1342 1342/1342 1342 ± 0.00001681 6.644 5.56/6.79 6.324 ± 0.7564
ea09 1342 1342/1342 1342 ± 0.00003194 5.541 5.137/6.365 5.691 ± 0.8201
ea10 1342 1342/1342 1342 ± 0.00001922 6.11 5.085/6.343 5.745 ± 0.6747
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002562 5.512 5.204/6.19 5.661 ± 0.7144
ea13 1342 1342/1342 1342 ± 0.0000214 6.182 5.627/6.626 5.93 ± 0.7584
ea14 1342 1342/1342 1342 ± 0.00002395 6.056 5.401/6.912 6.016 ± 0.8196
ea15 1342 1342/1342 1342 ± 0.0000272 5.71 5.079/6.186 5.616 ± 0.7646
ea16 1342 1342/1342 1342 ± 0.00002216 5.953 5.426/6.835 5.944 ± 0.8917
ea17 1342 1342/1342 1342 ± 0.00002044 6.1 5.616/6.623 6.136 ± 0.7134
ea18 1342 1342/1342 1342 ± 0.00001713 5.103 4.775/5.414 5.099 ± 0.4399
ea19 1342 1342/1342 1342 ± 0.00001663 6.04 5.404/6.671 5.984 ± 0.8763
ea20 1342 1342/1342 1342 ± 0.0000208 6.283 5.671/6.646 6.133 ± 0.6674
ea21 1342 1342/1342 1342 ± 0.00001969 5.531 5.25/6.249 5.72 ± 0.772
ea22 1342 1342/1342 1342 ± 0.00002859 5.439 5.127/6.403 5.722 ± 0.8326
ea23 1342 1342/1342 1342 ± 0.000008182 6.078 5.392/7.008 6.136 ± 0.7227
ea25 1342 1342/1342 1342 ± 0.00001911 5.95 5.215/6.181 5.714 ± 0.5865
ea27 1342 1342/1342 1342 ± 0.00002173 5.839 5.214/6.272 5.646 ± 0.6305
ea28 1342 1342/1342 1342 ± 0.00002057 6.03 5.348/6.496 5.989 ± 0.6865
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 ± 0.00002453 5.305 5.134/5.509 5.291 ± 0.2618
5 1342 1342/1342 1342 ± 0.00004549 4.844 4.637/5.242 4.893 ± 0.3153
6 1342 1342/1342 1342 ± 0.00002453 5.237 5.118/5.413 5.23 ± 0.2765
7 1342 1342/1342 1342 ± 0.00002453 5.25 5.112/5.384 5.238 ± 0.2362
8 1342 1342/1342 1342 ± 0.00002453 5.3 5.03/5.368 5.227 ± 0.2682
9 1342 1342/1342 1342 ± 0.00002453 5.532 5.374/5.764 5.511 ± 0.3124
10 1342 1342/1342 1342 ± 0.00002453 5.989 5.801/6.092 5.931 ± 0.3098
11 1342 1342/1342 1342 ± 0.00002453 6.232 6.094/6.392 6.186 ± 0.3156
12 1342 1342/1342 1342 ± 0.00002453 6.361 6.179/6.508 6.33 ± 0.3395
13 1342 1342/1342 1342 ± 0.00002473 6.564 6.247/6.777 6.48 ± 0.4517
14 1342 1342/1342 1342 ± 0.00002533 6.643 6.167/6.973 6.529 ± 0.5395
15 1342 1342/1342 1342 ± 0.00002985 6.747 6.528/7.031 6.699 ± 0.4619
16 1342 1342/1342 1342 ± 0.00005261 3.707 3.558/3.858 3.713 ± 0.2374
17 1342 1342/1342 1342 ± 0.00004746 3.696 3.541/3.852 3.706 ± 0.2731
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
Start time
2024-11-02 15:34:04.188
End
2024-11-02 16:15:53.486
Duration
0:41:49.298
Note, WebLog generation is not included in the time.

CASA logs for stage 8