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 6.028 5.69/6.735 6.132 ± 0.7593
ea02 1342 1342/1342 1342 ± 0 6.215 5.617/6.575 6.144 ± 0.733
ea03 1342 1342/1342 1342 ± 0 6.165 5.478/6.714 6.164 ± 0.685
ea04 1342 1342/1342 1342 ± 0 5.651 5.15/6.111 5.641 ± 0.7049
ea05 1342 1342/1342 1342 ± 0 5.916 5.41/6.473 5.925 ± 0.7375
ea06 1342 1342/1342 1342 ± 0 5.947 5.211/6.197 5.78 ± 0.7521
ea07 1342 1342/1342 1342 ± 0 5.979 5.402/6.571 6.012 ± 0.7347
ea08 1342 1342/1342 1342 ± 0 6.462 5.767/6.858 6.41 ± 0.6686
ea09 1342 1342/1342 1342 ± 0 5.701 5.206/6.417 5.741 ± 0.8422
ea10 1342 1342/1342 1342 ± 0 5.72 5.263/6.172 5.65 ± 0.7797
ea11 1342 1342/1342 1342 ± 0.00000107 5.713 5.292/6.399 5.757 ± 0.7741
ea12 1342 1342/1342 1342 ± 0 5.524 5.32/6.162 5.691 ± 0.6964
ea13 1342 1342/1342 1342 ± 0 6.212 5.618/6.361 5.888 ± 1.028
ea14 1342 1342/1342 1342 ± 0 6.021 5.619/6.561 6.053 ± 0.7413
ea15 1342 1342/1342 1342 ± 0 6.718 6.658/7.244 6.89 ± 0.4022
ea17 1342 1342/1342 1342 ± 0 6.227 5.831/6.901 6.268 ± 0.8438
ea18 1342 1342/1342 1342 ± 0 6.339 5.918/6.946 6.435 ± 0.6687
ea19 1342 1342/1342 1342 ± 0 5.963 5.545/6.564 6.005 ± 0.7121
ea20 1342 1342/1342 1342 ± 0 6.436 5.966/7 6.492 ± 0.7312
ea21 1342 1342/1342 1342 ± 0 5.425 5.177/5.942 5.526 ± 0.5885
ea22 1342 1342/1342 1342 ± 0 6.275 5.713/6.794 6.285 ± 0.6778
ea23 1342 1342/1342 1342 ± 0.000001513 6.013 5.505/6.322 5.944 ± 0.8026
ea24 1342 1342/1342 1342 ± 0 6.178 5.401/6.566 5.968 ± 0.6078
ea25 1342 1342/1342 1342 ± 0 6.563 5.798/7.014 6.455 ± 0.8383
ea27 1342 1342/1342 1342 ± 0 5.7 5.344/6.39 5.727 ± 0.6993
ea28 1342 1342/1342 1342 ± 0 6.296 5.818/7.087 6.41 ± 0.7825
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 ± 0.00002392 5.579 5.429/5.744 5.583 ± 0.2416
3 1342 1342/1342 1342 ± 0.00002564 4.206 3.927/4.728 4.289 ± 0.7693
4 1342 1342/1342 1342 ± 0.00002393 5.382 5.189/5.718 5.482 ± 0.3127
5 1342 1342/1342 1342 ± 0.00002392 5.438 5.212/5.736 5.454 ± 0.2932
6 1342 1342/1342 1342 ± 0.00002392 5.479 5.231/5.702 5.46 ± 0.2895
7 1342 1342/1342 1342 ± 0.00002392 5.565 5.391/5.784 5.56 ± 0.2478
8 1342 1342/1342 1342 ± 0.00002392 5.518 5.205/5.686 5.476 ± 0.2876
9 1342 1342/1342 1342 ± 0.00002392 5.746 5.587/5.985 5.777 ± 0.2842
10 1342 1342/1342 1342 ± 0.00002348 6.267 6.147/6.363 6.248 ± 0.2654
11 1342 1342/1342 1342 ± 0.00002348 6.454 6.221/6.623 6.453 ± 0.27
12 1342 1342/1342 1342 ± 0.00002348 6.581 6.339/6.784 6.581 ± 0.3226
13 1342 1342/1342 1342 ± 0.00002348 7.05 6.739/7.256 7.021 ± 0.3303
14 1342 1342/1342 1342 ± 0.00002348 7.292 6.973/7.556 7.235 ± 0.3425
15 1342 1342/1342 1342 ± 0.00002348 6.823 6.551/7.227 6.884 ± 0.3779
16 1342 1342/1342 1342 ± 0.0000235 6.364 6.037/6.817 6.368 ± 0.4232
17 1342 1342/1342 1342 ± 0.00002348 6.356 5.999/6.671 6.304 ± 0.4181
overwrite_modelcol
False
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-07-30 07:08:00.650
End
2025-07-30 08:24:17.203
Duration
1:16:16.554
Note, WebLog generation is not included in the time.

CASA logs for stage 8