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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.067 5.687/6.682 6.112 ± 0.7959
ea02 1342 1342/1342 1342 ± 0 6.194 5.607/6.496 6.15 ± 0.689
ea03 1342 1342/1342 1342 ± 0 6.197 5.475/6.769 6.086 ± 0.7939
ea04 1342 1342/1342 1342 ± 0 5.643 5.129/6.1 5.626 ± 0.7031
ea05 1342 1342/1342 1342 ± 0 5.926 5.412/6.493 5.944 ± 0.7576
ea06 1342 1342/1342 1342 ± 0 5.844 5.214/6.232 5.729 ± 0.8455
ea07 1342 1342/1342 1342 ± 0 6.223 5.323/6.578 6.031 ± 0.7606
ea08 1342 1342/1342 1342 ± 0 6.474 5.763/6.876 6.453 ± 0.6697
ea09 1342 1342/1342 1342 ± 0 5.721 5.213/6.413 5.727 ± 0.8972
ea10 1342 1342/1342 1342 ± 0 5.744 5.285/6.234 5.687 ± 0.7757
ea11 1342 1342/1342 1342 ± 0 5.776 5.372/6.42 5.795 ± 0.7776
ea12 1342 1342/1342 1342 ± 0 5.54 5.336/6.195 5.698 ± 0.6798
ea13 1342 1342/1342 1342 ± 0 6.032 5.603/6.421 5.884 ± 1.103
ea14 1342 1342/1342 1342 ± 0 6.045 5.662/6.59 6.084 ± 0.7298
ea15 1342 1342/1342 1342 ± 0 6.713 6.622/7.227 6.884 ± 0.4106
ea17 1342 1342/1342 1342 ± 0 6.235 5.836/6.91 6.304 ± 0.7882
ea18 1342 1342/1342 1342 ± 0 6.37 5.917/6.967 6.458 ± 0.6866
ea19 1342 1342/1342 1342 ± 0 6.025 5.579/6.611 6.059 ± 0.7334
ea20 1342 1342/1342 1342 ± 0 6.482 6.007/7.058 6.53 ± 0.7157
ea21 1342 1342/1342 1342 ± 0 5.429 5.17/5.975 5.56 ± 0.5591
ea22 1342 1342/1342 1342 ± 0 6.226 5.654/6.704 6.217 ± 0.6733
ea23 1342 1342/1342 1342 ± 0.000003454 6.072 5.534/6.408 6.005 ± 0.7844
ea24 1342 1342/1342 1342 ± 0 6.268 5.303/6.601 6 ± 0.6519
ea25 1342 1342/1342 1342 ± 0 6.63 5.817/7.086 6.542 ± 0.8282
ea27 1342 1342/1342 1342 ± 0 5.629 5.313/6.351 5.695 ± 0.716
ea28 1342 1342/1342 1342 ± 0 6.31 5.795/7.066 6.453 ± 0.703
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 ± 0.00002393 5.589 5.405/5.774 5.604 ± 0.2418
3 1342 1342/1342 1342 ± 0.00002456 4.243 3.966/4.734 4.354 ± 0.8125
4 1342 1342/1342 1342 ± 0.00002495 5.34 5.172/5.677 5.453 ± 0.3034
5 1342 1342/1342 1342 ± 0.00002393 5.442 5.236/5.752 5.48 ± 0.292
6 1342 1342/1342 1342 ± 0.00002393 5.507 5.228/5.711 5.466 ± 0.284
7 1342 1342/1342 1342 ± 0.00002393 5.544 5.376/5.746 5.565 ± 0.2467
8 1342 1342/1342 1342 ± 0.00002393 5.509 5.219/5.718 5.484 ± 0.2893
9 1342 1342/1342 1342 ± 0.00002393 5.778 5.602/5.998 5.798 ± 0.2894
10 1342 1342/1342 1342 ± 0.00002349 6.301 6.199/6.393 6.276 ± 0.272
11 1342 1342/1342 1342 ± 0.00002349 6.494 6.247/6.62 6.493 ± 0.2756
12 1342 1342/1342 1342 ± 0.00002349 6.627 6.364/6.806 6.619 ± 0.3232
13 1342 1342/1342 1342 ± 0.00002349 7.083 6.836/7.343 7.079 ± 0.3464
14 1342 1342/1342 1342 ± 0.00002349 7.353 6.952/7.576 7.28 ± 0.3515
15 1342 1342/1342 1342 ± 0.00002349 6.829 6.519/7.172 6.853 ± 0.3796
16 1342 1342/1342 1342 ± 0.0000236 6.354 6.077/6.799 6.366 ± 0.4209
17 1342 1342/1342 1342 ± 0.00002351 6.38 5.994/6.616 6.296 ± 0.4003
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2025-07-29 09:34:47.485
End
2025-07-29 10:47:43.379
Duration
1:12:55.895
Note, WebLog generation is not included in the time.

CASA logs for stage 8