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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 4.771 4.69/5.369 4.993 ± 0.3685
ea02 1342 1342/1342 1342 ± 0.000006889 5.929 5.654/6.392 6.142 ± 0.5633
ea03 1342 1342/1342 1342 ± 0 5.878 5.421/6.537 5.999 ± 0.5803
ea04 1342 1342/1342 1342 ± 0.000001844 5.451 5.224/5.995 5.559 ± 0.471
ea05 1342 1342/1342 1342 ± 0.000009552 5.586 5.319/6.39 5.808 ± 0.5623
ea06 1342 1342/1342 1342 ± 0.000006108 5.543 5.109/6.025 5.686 ± 0.5623
ea07 1342 1342/1342 1342 ± 0 5.61 5.292/6.192 5.819 ± 0.6388
ea08 1342 1342/1342 1342 ± 0 6.068 5.746/6.702 6.255 ± 0.5792
ea09 1342 1342/1342 1342 ± 0 5.575 5.162/6.314 5.689 ± 0.5589
ea10 1342 1342/1342 1342 ± 0 5.31 5.01/5.958 5.475 ± 0.5235
ea11 1342 1342/1342 1342 ± 0.00003933 5.45 4.841/6.08 5.479 ± 0.6089
ea12 1342 1342/1342 1342 ± 0.00001365 5.402 5.299/6.133 5.623 ± 0.5076
ea13 1342 1342/1342 1342 ± 0 5.859 5.615/6.353 5.999 ± 0.5855
ea14 1342 1342/1342 1342 ± 0 5.929 5.55/6.456 6.021 ± 0.5196
ea15 1342 1342/1342 1342 ± 0.00002327 5.826 5.512/6.601 6.087 ± 0.6526
ea17 1342 1342/1342 1342 ± 0 5.864 5.666/6.882 6.143 ± 0.6534
ea18 1342 1342/1342 1342 ± 0 6.155 5.914/6.914 6.392 ± 0.58
ea19 1342 1342/1342 1342 ± 0.00003148 5.578 5.363/6.386 5.848 ± 0.5296
ea20 1342 1342/1342 1342 ± 0 5.848 5.58/6.599 6.061 ± 0.5308
ea21 1342 1342/1342 1342 ± 0 5.222 5.087/5.771 5.462 ± 0.4527
ea22 1342 1342/1342 1342 ± 0 5.976 5.833/6.78 6.221 ± 0.5831
ea23 1342 1342/1342 1342 ± 0 5.62 5.321/6.196 5.802 ± 0.6051
ea24 1342 1342/1342 1342 ± 0 5.923 5.384/6.461 5.908 ± 0.5457
ea25 1342 1342/1342 1342 ± 0 6.31 5.634/6.75 6.338 ± 0.7028
ea28 1342 1342/1342 1342 ± 0 6.232 5.784/6.924 6.332 ± 0.6137
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 ± 0.00002464 5.47 5.267/5.636 5.451 ± 0.31
5 1342 1342/1342 1342 ± 0.00002393 5.379 5.166/5.68 5.404 ± 0.3243
6 1342 1342/1342 1342 ± 0.00002393 5.232 4.971/5.463 5.232 ± 0.3431
7 1342 1342/1342 1342 ± 0.00002393 5.402 5.231/5.617 5.404 ± 0.2814
8 1342 1342/1342 1342 ± 0.00002393 5.33 5.144/5.581 5.344 ± 0.3085
9 1342 1342/1342 1342 ± 0.00002393 5.61 5.507/5.874 5.629 ± 0.3321
10 1342 1342/1342 1342 ± 0.00002393 6.067 5.922/6.255 6.022 ± 0.3176
11 1342 1342/1342 1342 ± 0.00002393 6.276 6.022/6.452 6.221 ± 0.3561
12 1342 1342/1342 1342 ± 0.00002393 6.393 6.129/6.604 6.371 ± 0.3756
13 1342 1342/1342 1342 ± 0.00002393 6.88 6.437/7.079 6.801 ± 0.4096
14 1342 1342/1342 1342 ± 0.00002393 6.834 6.424/7.201 6.775 ± 0.493
15 1342 1342/1342 1342 ± 0.00002393 6.625 6.34/6.951 6.596 ± 0.4027
16 1342 1342/1342 1342 ± 0.00003705 5.604 5.316/5.916 5.617 ± 0.4339
17 1342 1342/1342 1342 ± 0.00003884 5.53 5.332/5.856 5.532 ± 0.4135
output_dir
 
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-07-19 03:19:08.097
End
2025-07-19 04:06:46.109
Duration
0:47:38.012
Note, WebLog generation is not included in the time.

CASA logs for stage 8