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

Statwt Summary Plot

VLASS3.2.sb45620914.eb45877486.60435.49343803241_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 5.867 5.326/6.482 5.917 ± 0.7983
ea02 1342 1342/1342 1342 ± 0 6.004 5.384/6.358 5.942 ± 0.7586
ea03 1342 1342/1342 1342 ± 0 6.08 5.309/6.733 6.057 ± 0.7941
ea04 1342 1342/1342 1342 ± 0 5.533 4.952/5.973 5.447 ± 0.6939
ea05 1342 1342/1342 1342 ± 0 5.855 5.201/6.647 5.829 ± 0.7819
ea06 1342 1342/1342 1342 ± 0 5.89 4.931/6.056 5.644 ± 0.68
ea07 1342 1342/1342 1342 ± 0 5.794 5.064/6.281 5.743 ± 0.8528
ea08 1342 1342/1342 1342 ± 0 6.298 5.542/6.754 6.221 ± 0.77
ea09 1342 1342/1342 1342 ± 0 5.617 5.006/6.359 5.71 ± 0.6712
ea10 1342 1342/1342 1342 ± 0 5.512 4.896/5.967 5.407 ± 0.747
ea11 1342 1342/1342 1342 ± 0.000003681 5.305 5.02/6.159 5.492 ± 0.7411
ea13 1342 1342/1342 1342 ± 0 6.058 5.354/6.326 5.94 ± 0.6145
ea14 1342 1342/1342 1342 ± 0 5.863 5.338/6.426 5.808 ± 0.8923
ea15 1342 1342/1342 1342 ± 0 6.12 5.472/6.516 6.084 ± 0.7103
ea16 1342 1342/1342 1342 ± 0 6.181 5.5/6.651 6.065 ± 0.8151
ea17 1342 1342/1342 1342 ± 0 6.193 5.569/7.03 6.153 ± 0.9075
ea18 1342 1342/1342 1342 ± 0 6.316 5.766/6.957 6.374 ± 0.7695
ea19 1342 1342/1342 1342 ± 0 6.003 5.286/6.576 5.845 ± 0.7704
ea20 1342 1342/1342 1342 ± 0 5.845 5.398/6.325 5.886 ± 0.7189
ea21 1342 1342/1342 1342 ± 0 5.54 5.12/6.036 5.589 ± 0.5661
ea22 1342 1342/1342 1342 ± 0 6.121 5.55/6.65 6.124 ± 0.7856
ea23 1342 1342/1342 1342 ± 0 6.023 5.304/6.362 5.891 ± 0.8956
ea24 1342 1342/1342 1342 ± 0 6.05 5.152/6.444 5.793 ± 0.6596
ea25 1342 1342/1342 1342 ± 0 6.491 5.624/6.955 6.331 ± 0.9167
ea27 1342 1342/1342 1342 ± 0 5.81 5.062/6.462 5.674 ± 0.8317
ea28 1342 1342/1342 1342 ± 0 6.277 5.568/6.896 6.242 ± 0.6748
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 ± 0.00002349 5.332 5.177/5.497 5.346 ± 0.2382
3 1342 1342/1342 1342 ± 0.00003004 4.082 3.829/4.581 4.187 ± 0.5684
4 1342 1342/1342 1342 ± 0.00002416 5.001 4.795/5.215 5.002 ± 0.2381
5 1342 1342/1342 1342 ± 0.0000235 5.265 5.014/5.509 5.255 ± 0.2955
6 1342 1342/1342 1342 ± 0.00002349 5.228 4.947/5.323 5.188 ± 0.2836
7 1342 1342/1342 1342 ± 0.00002349 5.37 5.2/5.508 5.349 ± 0.2404
8 1342 1342/1342 1342 ± 0.00002349 5.319 5.122/5.47 5.313 ± 0.2636
9 1342 1342/1342 1342 ± 0.00002349 5.643 5.52/5.85 5.659 ± 0.276
10 1342 1342/1342 1342 ± 0.00002349 6.157 6.041/6.269 6.132 ± 0.2482
11 1342 1342/1342 1342 ± 0.00002349 6.335 6.151/6.515 6.342 ± 0.253
12 1342 1342/1342 1342 ± 0.00002349 6.488 6.304/6.723 6.505 ± 0.3127
13 1342 1342/1342 1342 ± 0.00002349 6.94 6.666/7.194 6.94 ± 0.3275
14 1342 1342/1342 1342 ± 0.00002349 7.163 6.839/7.38 7.136 ± 0.3447
15 1342 1342/1342 1342 ± 0.00002349 6.891 6.577/7.12 6.831 ± 0.3601
16 1342 1342/1342 1342 ± 0.00002349 6.185 5.885/6.421 6.181 ± 0.4062
17 1342 1342/1342 1342 ± 0.00002363 6.193 5.979/6.418 6.173 ± 0.3465
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS3.2.sb45620914.eb45877486.60435.49343803241_split_split.ms
Start time
2025-07-29 11:21:47.936
End
2025-07-29 12:19:02.464
Duration
0:57:14.528
Note, WebLog generation is not included in the time.

CASA logs for stage 8