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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.368 5.136/5.848 5.56 ± 0.5177
ea02 1342 1342/1342 1342 ± 0 5.512 5.251/6.318 5.821 ± 0.6423
ea04 1342 1342/1342 1342 ± 0.000004875 5.341 4.969/5.94 5.506 ± 0.5829
ea05 1342 1342/1342 1342 ± 0 5.563 5.131/6.069 5.653 ± 0.5897
ea06 1342 1342/1342 1342 ± 0 4.851 4.556/5.354 4.966 ± 0.469
ea07 1342 1342/1342 1342 ± 0 5.858 5.262/6.103 5.841 ± 0.5909
ea08 1342 1342/1342 1342 ± 0 5.606 5.364/6.473 5.942 ± 0.6756
ea09 1342 1342/1342 1342 ± 0 5.449 5.107/6.177 5.628 ± 0.6292
ea10 1342 1342/1342 1342 ± 0 5.756 5.126/6.436 5.777 ± 0.665
ea11 1342 1342/1342 1342 ± 0 5.704 5.186/6.24 5.763 ± 0.6487
ea12 1342 1342/1342 1342 ± 0 5.606 5.196/6.265 5.808 ± 0.6495
ea13 1342 1342/1342 1342 ± 0 5.866 5.679/6.28 6.031 ± 0.5058
ea14 1342 1342/1342 1342 ± 0 5.622 5.13/6.228 5.718 ± 0.6641
ea15 1342 1342/1342 1342 ± 0 5.456 4.968/6.089 5.599 ± 0.6924
ea16 1342 1342/1342 1342 ± 0 5.922 5.498/6.598 6.1 ± 0.7211
ea17 1342 1342/1342 1342 ± 0.000001726 5.731 5.425/6.331 5.918 ± 0.6257
ea18 1342 1342/1342 1342 ± 0 4.895 4.612/5.382 5.017 ± 0.5134
ea19 1342 1342/1342 1342 ± 0 5.866 5.427/6.547 6.066 ± 0.6712
ea20 1342 1342/1342 1342 ± 0 5.907 5.525/6.601 6.071 ± 0.649
ea21 1342 1342/1342 1342 ± 0 5.542 5.206/6.13 5.703 ± 0.5739
ea22 1342 1342/1342 1342 ± 0 5.364 5.128/6.291 5.68 ± 0.6674
ea23 1342 1342/1342 1342 ± 0 5.845 5.315/6.274 5.914 ± 0.6885
ea25 1342 1342/1342 1342 ± 0 5.306 5.086/5.924 5.509 ± 0.569
ea26 1342 1342/1342 1342 ± 0 5.796 5.503/6.529 6.026 ± 0.652
ea27 1342 1342/1342 1342 ± 0.000002114 5.401 5.094/6.186 5.591 ± 0.5762
ea28 1342 1342/1342 1342 ± 0.00003163 5.484 5.222/6.27 5.742 ± 0.6368
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 ± 0.00002354 5.208 5.101/5.478 5.254 ± 0.2567
3 1342 1342/1342 1342 ± 0.00002399 5.243 5.058/5.377 5.227 ± 0.2593
4 1342 1342/1342 1342 ± 0.00002387 5.134 4.959/5.254 5.073 ± 0.2878
5 1342 1342/1342 1342 ± 0.00002354 5.179 4.938/5.337 5.15 ± 0.3021
6 1342 1342/1342 1342 ± 0.00002354 5.144 4.93/5.306 5.116 ± 0.2886
7 1342 1342/1342 1342 ± 0.00002354 5.208 5.016/5.369 5.185 ± 0.2635
8 1342 1342/1342 1342 ± 0.00002354 5.237 4.963/5.36 5.162 ± 0.2723
9 1342 1342/1342 1342 ± 0.00002354 5.453 5.308/5.695 5.445 ± 0.3122
10 1342 1342/1342 1342 ± 0.00002354 5.91 5.764/6.089 5.883 ± 0.2928
11 1342 1342/1342 1342 ± 0.00002354 6.183 6.022/6.279 6.116 ± 0.3074
12 1342 1342/1342 1342 ± 0.00002354 6.32 6.086/6.459 6.279 ± 0.3308
13 1342 1342/1342 1342 ± 0.00002354 6.739 6.651/6.909 6.72 ± 0.3508
14 1342 1342/1342 1342 ± 0.00002354 6.928 6.713/7.132 6.889 ± 0.3832
15 1342 1342/1342 1342 ± 0.00002354 6.588 6.353/6.788 6.525 ± 0.3808
16 1342 1342/1342 1342 ± 0.00002696 5.868 5.51/6.101 5.832 ± 0.3673
17 1342 1342/1342 1342 ± 0.00003137 5.819 5.459/6.09 5.788 ± 0.3599
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2024-12-17 02:47:12.284
End
2024-12-17 03:40:15.544
Duration
0:53:03.260
Note, WebLog generation is not included in the time.

CASA logs for stage 8