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 4.889 4.774/5.497 5.114 ± 0.3967
ea02 1342 1342/1342 1342 ± 0.000006043 5.958 5.632/6.414 6.156 ± 0.5873
ea03 1342 1342/1342 1342 ± 0.000004711 5.931 5.444/6.601 6.049 ± 0.6256
ea04 1342 1342/1342 1342 ± 0.000007484 5.466 5.221/6.045 5.591 ± 0.4902
ea05 1342 1342/1342 1342 ± 0.000009672 5.633 5.308/6.454 5.857 ± 0.5879
ea06 1342 1342/1342 1342 ± 0.00001261 5.556 5.124/6.046 5.704 ± 0.5809
ea07 1342 1342/1342 1342 ± 0 5.619 5.284/6.217 5.842 ± 0.6545
ea08 1342 1342/1342 1342 ± 0 6.08 5.715/6.737 6.273 ± 0.6064
ea09 1342 1342/1342 1342 ± 0 5.564 5.15/6.358 5.699 ± 0.5799
ea10 1342 1342/1342 1342 ± 0 5.33 5.022/5.993 5.507 ± 0.5424
ea11 1342 1342/1342 1342 ± 0.00004153 5.483 4.882/6.109 5.527 ± 0.6106
ea12 1342 1342/1342 1342 ± 0.00003151 5.407 5.287/6.177 5.657 ± 0.5319
ea13 1342 1342/1342 1342 ± 0 5.78 5.641/6.383 6.016 ± 0.603
ea14 1342 1342/1342 1342 ± 0 5.956 5.565/6.502 6.063 ± 0.5403
ea15 1342 1342/1342 1342 ± 0.00002884 5.881 5.492/6.678 6.137 ± 0.6715
ea17 1342 1342/1342 1342 ± 0 5.859 5.648/6.907 6.16 ± 0.6695
ea18 1342 1342/1342 1342 ± 0 6.153 5.908/6.929 6.39 ± 0.6048
ea19 1342 1342/1342 1342 ± 0.00003829 5.607 5.379/6.471 5.881 ± 0.5595
ea20 1342 1342/1342 1342 ± 0 5.765 5.506/6.55 5.986 ± 0.5521
ea21 1342 1342/1342 1342 ± 0.00000774 5.253 5.1/5.821 5.48 ± 0.4784
ea22 1342 1342/1342 1342 ± 0 5.973 5.799/6.83 6.251 ± 0.6052
ea23 1342 1342/1342 1342 ± 0 5.664 5.403/6.262 5.86 ± 0.6217
ea24 1342 1342/1342 1342 ± 0 5.878 5.337/6.523 5.918 ± 0.5735
ea25 1342 1342/1342 1342 ± 0.000008305 6.292 5.648/6.787 6.346 ± 0.7385
ea28 1342 1342/1342 1342 ± 0 6.134 5.817/6.978 6.339 ± 0.6298
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 ± 0.00002397 5.537 5.294/5.651 5.481 ± 0.2934
5 1342 1342/1342 1342 ± 0.00002392 5.425 5.21/5.698 5.443 ± 0.3154
6 1342 1342/1342 1342 ± 0.00002392 5.261 4.985/5.491 5.237 ± 0.3134
7 1342 1342/1342 1342 ± 0.00002392 5.428 5.239/5.643 5.421 ± 0.2756
8 1342 1342/1342 1342 ± 0.00002392 5.335 5.163/5.591 5.356 ± 0.2996
9 1342 1342/1342 1342 ± 0.00002392 5.627 5.519/5.892 5.649 ± 0.3283
10 1342 1342/1342 1342 ± 0.00002392 6.115 5.957/6.273 6.058 ± 0.3051
11 1342 1342/1342 1342 ± 0.00002392 6.287 6.057/6.479 6.266 ± 0.344
12 1342 1342/1342 1342 ± 0.00002392 6.471 6.173/6.634 6.416 ± 0.3668
13 1342 1342/1342 1342 ± 0.00002392 6.944 6.493/7.116 6.846 ± 0.4004
14 1342 1342/1342 1342 ± 0.00002392 6.886 6.539/7.262 6.866 ± 0.4708
15 1342 1342/1342 1342 ± 0.00002392 6.659 6.402/7.008 6.654 ± 0.3902
16 1342 1342/1342 1342 ± 0.00004344 5.595 5.305/5.947 5.601 ± 0.4265
17 1342 1342/1342 1342 ± 0.00004461 5.503 5.286/5.742 5.476 ± 0.3678
overwrite_modelcol
False
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2025-07-19 11:09:17.533
End
2025-07-19 12:16:40.125
Duration
1:07:22.592
Note, WebLog generation is not included in the time.

CASA logs for stage 8