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

Statwt Summary Plot

VLASS3.2.sb45458712.eb46169388.60476.06293818287_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 5.533 5.299/6.497 5.85 ± 0.7087
ea02 1342 1342/1342 1342 ± 0.00004224 5.641 5.155/6.297 5.702 ± 0.6372
ea03 1342 1342/1342 1342 ± 0.000008952 5.235 5.046/6.329 5.638 ± 0.7019
ea04 1342 1342/1342 1342 ± 0.00004193 5.124 4.904/5.848 5.336 ± 0.5862
ea05 1342 1342/1342 1342 ± 0.00004259 5.406 5.027/6.262 5.624 ± 0.7239
ea06 1342 1342/1342 1342 ± 0.00001154 5.267 4.722/5.866 5.41 ± 0.6793
ea07 1342 1342/1342 1342 ± 0.00004045 5.359 4.914/6.147 5.545 ± 0.6713
ea08 1342 1342/1342 1342 ± 0.00004278 5.907 5.319/6.58 5.886 ± 0.7177
ea09 1342 1342/1342 1342 ± 0.00004135 5.128 4.84/6.076 5.411 ± 0.6574
ea10 1342 1342/1342 1342 ± 0.00004437 4.354 4.155/4.884 4.479 ± 0.3707
ea11 1342 1342/1342 1342 ± 0.00004355 5.706 4.863/6.502 5.728 ± 0.8322
ea12 1342 1342/1342 1342 ± 0.00003948 5.159 4.846/5.982 5.333 ± 0.633
ea14 1342 1342/1342 1342 ± 0.00004218 5.678 5.132/6.341 5.7 ± 0.7063
ea15 1342 1342/1342 1342 ± 0.00004338 5.623 5.244/6.447 5.821 ± 0.8819
ea16 1342 1342/1342 1342 ± 0.0000136 5.575 5.233/6.427 5.799 ± 0.7652
ea17 1342 1342/1342 1342 ± 0.00004008 5.801 5.246/6.483 5.924 ± 0.7317
ea18 1342 1342/1342 1342 ± 0.00004329 5.796 5.425/6.559 5.917 ± 0.7329
ea19 1342 1342/1342 1342 ± 0.00002557 5.365 5.127/6.4 5.65 ± 0.7242
ea20 1342 1342/1342 1342 ± 0.00002001 5.937 5.539/6.734 6.136 ± 0.8085
ea21 1342 1342/1342 1342 ± 0.00000745 4.79 4.615/5.425 5.043 ± 0.5227
ea22 1342 1342/1342 1342 ± 0.00004137 5.489 4.989/6.266 5.665 ± 0.6787
ea23 1342 1342/1342 1342 ± 0.000042 5.748 5.159/6.345 5.775 ± 0.7051
ea24 1342 1342/1342 1342 ± 0.00000379 5.285 4.95/6.098 5.527 ± 0.6159
ea25 1342 1342/1342 1342 ± 0.000005618 5.641 5.22/6.367 5.907 ± 0.7713
ea27 1342 1342/1342 1342 ± 0.00001004 5.381 4.912/6.274 5.529 ± 0.7666
ea28 1342 1342/1342 1342 ± 0.00001369 5.717 5.537/6.649 6.069 ± 0.7251
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 ± 0.00002352 5.092 4.869/5.246 5.056 ± 0.2871
5 1342 1342/1342 1342 ± 0.00004272 4.752 4.515/5.258 4.816 ± 0.4122
6 1342 1342/1342 1342 ± 0.00002407 4.915 4.7/5.236 4.947 ± 0.3105
7 1342 1342/1342 1342 ± 0.00002352 5.165 4.972/5.356 5.139 ± 0.2995
8 1342 1342/1342 1342 ± 0.00002352 5.107 4.916/5.325 5.139 ± 0.36
9 1342 1342/1342 1342 ± 0.00002352 5.5 5.233/5.703 5.433 ± 0.3539
10 1342 1342/1342 1342 ± 0.00002352 5.952 5.749/6.116 5.901 ± 0.3636
11 1342 1342/1342 1342 ± 0.00002352 6.22 6.073/6.444 6.169 ± 0.3748
12 1342 1342/1342 1342 ± 0.00002352 6.411 6.148/6.517 6.328 ± 0.42
13 1342 1342/1342 1342 ± 0.00002393 6.844 6.587/7.062 6.804 ± 0.3546
14 1342 1342/1342 1342 ± 0.00002393 6.496 6.247/6.83 6.565 ± 0.4805
15 1342 1342/1342 1342 ± 0.00002563 6.221 5.936/6.437 6.136 ± 0.4948
16 1342 1342/1342 1342 ± 0.00005906 4.74 4.567/4.97 4.768 ± 0.3517
17 1342 1342/1342 1342 ± 0.00006033 4.853 4.662/5.077 4.855 ± 0.3288
statwtmode
VLASS-SE
vis
VLASS3.2.sb45458712.eb46169388.60476.06293818287_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2025-07-23 19:35:42.350
End
2025-07-23 20:41:15.931
Duration
1:05:33.581
Note, WebLog generation is not included in the time.

CASA logs for stage 8