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

Statwt Summary Plot

VLASS3.2.sb45665927.eb46086746.60447.529309328704_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 6.333 5.719/6.777 6.286 ± 0.6783
ea02 1342 1342/1342 1342 ± 0 5.908 5.164/6.056 5.798 ± 0.6163
ea03 1342 1342/1342 1342 ± 0 6.337 5.503/6.968 6.332 ± 0.7614
ea04 1342 1342/1342 1342 ± 0.000005343 5.832 5.205/6.269 5.799 ± 0.6351
ea05 1342 1342/1342 1342 ± 0 6.276 5.448/6.956 6.19 ± 0.7355
ea06 1342 1342/1342 1342 ± 0 6.38 5.292/6.566 6.082 ± 0.7107
ea07 1342 1342/1342 1342 ± 0 5.964 5.084/6.219 5.786 ± 0.7261
ea08 1342 1342/1342 1342 ± 0 6.005 4.917/6.123 5.728 ± 0.689
ea09 1342 1342/1342 1342 ± 0 5.705 5.084/6.484 5.8 ± 0.7039
ea10 1342 1342/1342 1342 ± 0 5.883 5.206/6.338 5.803 ± 0.6269
ea11 1342 1342/1342 1342 ± 0 5.863 5.475/6.721 6.019 ± 0.7659
ea12 1342 1342/1342 1342 ± 0 5.846 5.413/6.516 5.945 ± 0.6523
ea13 1342 1342/1342 1342 ± 0 5.716 4.926/5.844 5.492 ± 0.5513
ea14 1342 1342/1342 1342 ± 0 6.282 5.738/6.757 6.313 ± 0.6041
ea15 1342 1342/1342 1342 ± 0 6.356 5.636/6.8 6.287 ± 0.7566
ea16 1342 1342/1342 1342 ± 0 6.456 5.819/6.975 6.471 ± 0.7318
ea17 1342 1342/1342 1342 ± 0 6.262 5.744/7.104 6.348 ± 0.7425
ea18 1342 1342/1342 1342 ± 0 6.174 5.996/6.462 6.145 ± 0.434
ea19 1342 1342/1342 1342 ± 0 6.35 5.639/6.864 6.294 ± 0.6824
ea20 1342 1342/1342 1342 ± 0 6.349 5.714/6.958 6.303 ± 0.7226
ea21 1342 1342/1342 1342 ± 0 5.635 5.121/6.023 5.617 ± 0.5697
ea22 1342 1342/1342 1342 ± 0 5.701 4.942/6.012 5.544 ± 0.6298
ea23 1342 1342/1342 1342 ± 0 6.269 5.519/6.49 6.142 ± 0.7103
ea24 1342 1342/1342 1342 ± 0 5.65 4.689/6.025 5.349 ± 0.7337
ea25 1342 1342/1342 1342 ± 0 6.729 5.813/7.277 6.699 ± 0.8606
ea27 1342 1342/1342 1342 ± 0 6.272 5.45/6.705 6.13 ± 0.693
ea28 1342 1342/1342 1342 ± 0 6.213 5.467/6.7 6.098 ± 0.693
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 ± 0.00002399 5.524 5.318/5.682 5.434 ± 0.3617
4 1342 1342/1342 1342 ± 0.00002518 5.2 4.989/5.454 5.206 ± 0.3937
5 1342 1342/1342 1342 ± 0.0000235 5.299 5.04/5.482 5.293 ± 0.3318
6 1342 1342/1342 1342 ± 0.0000235 4.992 4.896/5.313 5.107 ± 0.2794
7 1342 1342/1342 1342 ± 0.0000235 5.468 5.047/5.677 5.382 ± 0.3312
8 1342 1342/1342 1342 ± 0.0000235 5.474 5.159/5.663 5.391 ± 0.3591
9 1342 1342/1342 1342 ± 0.00002307 5.804 5.392/5.977 5.714 ± 0.3622
10 1342 1342/1342 1342 ± 0.00002307 6.261 5.853/6.404 6.168 ± 0.3204
11 1342 1342/1342 1342 ± 0.00002307 6.443 6.069/6.693 6.385 ± 0.3339
12 1342 1342/1342 1342 ± 0.00002307 6.52 6.095/6.862 6.521 ± 0.3881
13 1342 1342/1342 1342 ± 0.00002307 7.043 6.629/7.349 6.977 ± 0.437
14 1342 1342/1342 1342 ± 0.00002307 7.192 6.841/7.43 7.144 ± 0.4209
15 1342 1342/1342 1342 ± 0.00002307 6.927 6.581/7.082 6.868 ± 0.4037
16 1342 1342/1342 1342 ± 0.00002307 6.283 6.048/6.672 6.323 ± 0.3785
17 1342 1342/1342 1342 ± 0.00002307 6.234 6.014/6.552 6.235 ± 0.3703
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2025-07-29 02:38:09.361
End
2025-07-29 03:21:15.927
Duration
0:43:06.565
Note, WebLog generation is not included in the time.

CASA logs for stage 8