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 5.4 5.308/6.078 5.65 ± 0.4694
ea02 1342 1342/1342 1342 ± 0 6.017 5.723/6.512 6.249 ± 0.5792
ea03 1342 1342/1342 1342 ± 0 6.067 5.519/6.743 6.162 ± 0.6413
ea04 1342 1342/1342 1342 ± 0.000008686 5.418 5.223/6.021 5.576 ± 0.484
ea05 1342 1342/1342 1342 ± 0.00001231 5.67 5.387/6.509 5.923 ± 0.586
ea06 1342 1342/1342 1342 ± 0.000004848 5.681 5.185/6.094 5.782 ± 0.585
ea07 1342 1342/1342 1342 ± 0 5.758 5.383/6.315 5.958 ± 0.6536
ea08 1342 1342/1342 1342 ± 0 6.186 5.875/6.83 6.38 ± 0.5955
ea09 1342 1342/1342 1342 ± 0 5.656 5.183/6.388 5.768 ± 0.5797
ea10 1342 1342/1342 1342 ± 0 5.406 5.12/6.071 5.571 ± 0.5339
ea11 1342 1342/1342 1342 ± 0.00003637 5.533 4.975/6.177 5.584 ± 0.6215
ea12 1342 1342/1342 1342 ± 0.0000279 5.528 5.426/6.313 5.776 ± 0.5463
ea13 1342 1342/1342 1342 ± 0 5.932 5.698/6.447 6.096 ± 0.6025
ea14 1342 1342/1342 1342 ± 0.000002556 6.041 5.661/6.628 6.154 ± 0.5451
ea15 1342 1342/1342 1342 ± 0.00002481 5.923 5.674/6.734 6.204 ± 0.6758
ea17 1342 1342/1342 1342 ± 0 6.008 5.763/7.045 6.277 ± 0.6666
ea18 1342 1342/1342 1342 ± 0 6.337 6.033/7.108 6.552 ± 0.6199
ea19 1342 1342/1342 1342 ± 0.00003216 5.72 5.491/6.557 5.994 ± 0.5537
ea20 1342 1342/1342 1342 ± 0 5.833 5.508/6.554 6.03 ± 0.5506
ea21 1342 1342/1342 1342 ± 0.000001617 5.371 5.196/5.886 5.567 ± 0.4728
ea22 1342 1342/1342 1342 ± 0 6.141 5.9/6.943 6.361 ± 0.5858
ea23 1342 1342/1342 1342 ± 0 5.709 5.421/6.281 5.9 ± 0.6172
ea24 1342 1342/1342 1342 ± 0 6.042 5.388/6.59 5.998 ± 0.5768
ea25 1342 1342/1342 1342 ± 0.000001143 6.475 5.798/6.884 6.483 ± 0.7365
ea28 1342 1342/1342 1342 ± 0 6.269 5.869/7.053 6.414 ± 0.6296
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 5.533 5.379/5.713 5.546 ± 0.2729
5 1342 1342/1342 1342 ± 0.00002393 5.455 5.312/5.728 5.511 ± 0.3173
6 1342 1342/1342 1342 ± 0.00002393 5.354 5.132/5.617 5.363 ± 0.327
7 1342 1342/1342 1342 ± 0.00002393 5.477 5.323/5.699 5.508 ± 0.2622
8 1342 1342/1342 1342 ± 0.00002393 5.429 5.206/5.666 5.44 ± 0.2834
9 1342 1342/1342 1342 ± 0.00002393 5.719 5.619/5.993 5.738 ± 0.3099
10 1342 1342/1342 1342 ± 0.00002393 6.176 6.045/6.378 6.157 ± 0.2826
11 1342 1342/1342 1342 ± 0.00002393 6.37 6.13/6.605 6.366 ± 0.3175
12 1342 1342/1342 1342 ± 0.00002393 6.552 6.277/6.745 6.516 ± 0.351
13 1342 1342/1342 1342 ± 0.00002393 6.977 6.631/7.238 6.954 ± 0.3726
14 1342 1342/1342 1342 ± 0.00002393 6.97 6.622/7.36 6.987 ± 0.4436
15 1342 1342/1342 1342 ± 0.00002393 6.692 6.499/7.08 6.74 ± 0.3629
16 1342 1342/1342 1342 ± 0.0000374 5.78 5.466/6.096 5.789 ± 0.4208
17 1342 1342/1342 1342 ± 0.00004204 5.608 5.309/5.937 5.615 ± 0.3925
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-19 20:17:04.859
End
2025-07-19 21:21:49.798
Duration
1:04:44.938
Note, WebLog generation is not included in the time.

CASA logs for stage 8