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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.246 5.775/6.694 6.218 ± 0.7576
ea02 1342 1342/1342 1342 ± 0.0000227 6.388 5.769/6.509 6.333 ± 0.6025
ea03 1342 1342/1342 1342 ± 0 6.29 5.585/6.891 6.338 ± 0.7317
ea04 1342 1342/1342 1342 ± 0 5.622 5.164/6.061 5.706 ± 0.5416
ea05 1342 1342/1342 1342 ± 0 6.026 5.483/6.613 6.007 ± 0.8334
ea06 1342 1342/1342 1342 ± 0 6.155 5.253/6.338 5.919 ± 0.6517
ea07 1342 1342/1342 1342 ± 0 5.982 5.441/6.52 6.048 ± 0.7408
ea08 1342 1342/1342 1342 ± 0 6.554 5.811/6.947 6.529 ± 0.695
ea09 1342 1342/1342 1342 ± 0 5.77 5.24/6.507 5.914 ± 0.6757
ea10 1342 1342/1342 1342 ± 0 5.789 5.34/6.289 5.772 ± 0.7621
ea11 1342 1342/1342 1342 ± 0 5.697 5.419/6.572 5.865 ± 0.8117
ea12 1342 1342/1342 1342 ± 0 5.666 5.406/6.24 5.836 ± 0.6856
ea13 1342 1342/1342 1342 ± 0 6.252 5.737/6.436 6.189 ± 0.5361
ea14 1342 1342/1342 1342 ± 0 6.164 5.678/6.594 6.168 ± 0.7374
ea15 1342 1342/1342 1342 ± 0 6.324 5.686/6.744 6.337 ± 0.6996
ea16 1342 1342/1342 1342 ± 0 6.319 5.921/6.817 6.433 ± 0.6634
ea17 1342 1342/1342 1342 ± 0 6.259 5.907/7.038 6.395 ± 0.8541
ea18 1342 1342/1342 1342 ± 0 6.46 6.017/7.1 6.59 ± 0.6968
ea19 1342 1342/1342 1342 ± 0 6.113 5.646/6.622 6.197 ± 0.6683
ea20 1342 1342/1342 1342 ± 0 6.146 5.822/6.187 5.878 ± 0.5542
ea21 1342 1342/1342 1342 ± 0 5.499 5.13/5.898 5.574 ± 0.5
ea22 1342 1342/1342 1342 ± 0 6.038 5.581/6.452 6.073 ± 0.6264
ea23 1342 1342/1342 1342 ± 0 6.136 5.566/6.352 6.102 ± 0.6218
ea24 1342 1342/1342 1342 ± 0 6.405 5.528/6.826 6.196 ± 0.6595
ea25 1342 1342/1342 1342 ± 0 6.646 5.853/7.251 6.618 ± 0.8393
ea27 1342 1342/1342 1342 ± 0 6.029 5.491/6.466 5.982 ± 0.5623
ea28 1342 1342/1342 1342 ± 0 6.571 5.871/7.167 6.579 ± 0.6968
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 ± 0.00002305 5.663 5.466/5.828 5.655 ± 0.2733
3 1342 1342/1342 1342 ± 0.00003201 4.454 4.17/5.203 4.675 ± 0.6704
4 1342 1342/1342 1342 ± 0.00002328 5.484 5.296/5.735 5.515 ± 0.3051
5 1342 1342/1342 1342 ± 0.00002305 5.621 5.375/5.862 5.639 ± 0.3037
6 1342 1342/1342 1342 ± 0.00002305 5.6 5.267/5.759 5.522 ± 0.2846
7 1342 1342/1342 1342 ± 0.00002305 5.611 5.479/5.834 5.63 ± 0.2585
8 1342 1342/1342 1342 ± 0.00002305 5.581 5.278/5.696 5.54 ± 0.2991
9 1342 1342/1342 1342 ± 0.00002305 5.847 5.688/6.046 5.847 ± 0.3067
10 1342 1342/1342 1342 ± 0.00002348 6.318 6.155/6.405 6.278 ± 0.2712
11 1342 1342/1342 1342 ± 0.00002348 6.526 6.255/6.705 6.49 ± 0.2934
12 1342 1342/1342 1342 ± 0.00002348 6.632 6.418/6.834 6.636 ± 0.3387
13 1342 1342/1342 1342 ± 0.00002348 7.102 6.844/7.402 7.113 ± 0.3501
14 1342 1342/1342 1342 ± 0.00002348 7.382 7.118/7.643 7.352 ± 0.3661
15 1342 1342/1342 1342 ± 0.00002348 7.059 6.746/7.355 7.056 ± 0.3727
16 1342 1342/1342 1342 ± 0.00002348 6.402 6.109/6.745 6.426 ± 0.4196
17 1342 1342/1342 1342 ± 0.00002348 6.422 6.177/6.627 6.375 ± 0.3992
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
Start time
2025-07-30 09:07:29.139
End
2025-07-30 10:19:23.755
Duration
1:11:54.616
Note, WebLog generation is not included in the time.

CASA logs for stage 8