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

Statwt Summary Plot

VLASS2.1.sb38617989.eb38636486.59099.9471230787_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 5.434 5.084/5.866 5.561 ± 0.5476
ea02 1342 1342/1342 1342 ± 0 5.578 5.311/6.35 5.841 ± 0.6536
ea04 1342 1342/1342 1342 ± 0 5.293 5.012/5.855 5.456 ± 0.5555
ea05 1342 1342/1342 1342 ± 0 5.565 5.141/6.034 5.641 ± 0.5728
ea06 1342 1342/1342 1342 ± 0 5.001 4.658/5.528 5.1 ± 0.5075
ea07 1342 1342/1342 1342 ± 0 5.82 5.297/6.068 5.818 ± 0.5794
ea08 1342 1342/1342 1342 ± 0 5.548 5.356/6.433 5.9 ± 0.6742
ea09 1342 1342/1342 1342 ± 0 5.527 5.106/6.172 5.629 ± 0.639
ea10 1342 1342/1342 1342 ± 0 5.796 5.155/6.402 5.783 ± 0.6886
ea11 1342 1342/1342 1342 ± 0 5.629 5.027/6.19 5.653 ± 0.6782
ea12 1342 1342/1342 1342 ± 0 5.615 5.22/6.253 5.808 ± 0.6454
ea13 1342 1342/1342 1342 ± 0 5.972 5.623/6.263 6.027 ± 0.5193
ea14 1342 1342/1342 1342 ± 0 5.632 5.122/6.246 5.728 ± 0.6728
ea15 1342 1342/1342 1342 ± 0 5.46 5.016/6.123 5.616 ± 0.6869
ea16 1342 1342/1342 1342 ± 0 5.982 5.543/6.656 6.143 ± 0.7328
ea17 1342 1342/1342 1342 ± 0.000002057 5.787 5.42/6.343 5.945 ± 0.6393
ea18 1342 1342/1342 1342 ± 0 4.883 4.597/5.289 4.985 ± 0.5082
ea19 1342 1342/1342 1342 ± 0 5.883 5.441/6.561 6.063 ± 0.638
ea20 1342 1342/1342 1342 ± 0 6.012 5.621/6.657 6.136 ± 0.6697
ea21 1342 1342/1342 1342 ± 0 5.592 5.251/6.104 5.715 ± 0.5528
ea22 1342 1342/1342 1342 ± 0 5.397 5.083/6.083 5.585 ± 0.6693
ea23 1342 1342/1342 1342 ± 0 5.853 5.266/6.253 5.908 ± 0.6933
ea25 1342 1342/1342 1342 ± 0.000003847 5.388 5.086/5.918 5.525 ± 0.5685
ea26 1342 1342/1342 1342 ± 0 6.087 5.502/6.778 6.08 ± 0.6582
ea27 1342 1342/1342 1342 ± 0.00003432 5.435 5.071/6.202 5.612 ± 0.5916
ea28 1342 1342/1342 1342 ± 0.00001922 5.477 5.267/6.263 5.71 ± 0.6558
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 5.186 5.052/5.462 5.214 ± 0.2481
3 1342 1342/1342 1342 ± 0.00002348 5.085 4.91/5.326 5.118 ± 0.2934
4 1342 1342/1342 1342 ± 0.00002383 5.092 4.834/5.272 5.04 ± 0.3312
5 1342 1342/1342 1342 ± 0.00002355 5.149 4.934/5.337 5.138 ± 0.2995
6 1342 1342/1342 1342 ± 0.00002348 5.179 5.009/5.41 5.174 ± 0.2849
7 1342 1342/1342 1342 ± 0.00002348 5.245 5.087/5.371 5.229 ± 0.2565
8 1342 1342/1342 1342 ± 0.00002348 5.25 5.011/5.37 5.188 ± 0.2763
9 1342 1342/1342 1342 ± 0.00002348 5.467 5.313/5.728 5.47 ± 0.3106
10 1342 1342/1342 1342 ± 0.00002348 5.927 5.724/6.101 5.887 ± 0.2963
11 1342 1342/1342 1342 ± 0.00002348 6.17 5.962/6.302 6.103 ± 0.3068
12 1342 1342/1342 1342 ± 0.00002348 6.243 6.005/6.475 6.195 ± 0.453
13 1342 1342/1342 1342 ± 0.00002348 6.691 6.604/6.845 6.695 ± 0.341
14 1342 1342/1342 1342 ± 0.00002348 6.927 6.694/7.132 6.894 ± 0.3686
15 1342 1342/1342 1342 ± 0.00002348 6.626 6.368/6.845 6.547 ± 0.3648
16 1342 1342/1342 1342 ± 0.00003288 5.847 5.53/6.191 5.851 ± 0.3904
17 1342 1342/1342 1342 ± 0.00003064 5.904 5.669/6.164 5.899 ± 0.3533
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38617989.eb38636486.59099.9471230787_split_split.ms
datacolumn
residual_data
Start time
2025-02-08 02:59:00.864
End
2025-02-08 03:29:59.869
Duration
0:30:59.005
Note, WebLog generation is not included in the time.

CASA logs for stage 8