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 4.217 4.076/4.668 4.355 ± 0.3154
ea02 1342 1342/1342 1342 ± 0.00001767 5.881 5.539/6.41 6.06 ± 0.5773
ea03 1342 1342/1342 1342 ± 0.000001604 5.856 5.328/6.476 5.913 ± 0.6425
ea04 1342 1342/1342 1342 ± 0.00001338 5.375 5.089/5.899 5.511 ± 0.5035
ea05 1342 1342/1342 1342 ± 0.0000114 5.618 5.262/6.379 5.782 ± 0.5865
ea06 1342 1342/1342 1342 ± 0.00001148 5.424 5.003/5.886 5.553 ± 0.5948
ea07 1342 1342/1342 1342 ± 0 5.609 5.223/6.148 5.77 ± 0.6462
ea08 1342 1342/1342 1342 ± 0 5.924 5.64/6.678 6.176 ± 0.6237
ea09 1342 1342/1342 1342 ± 0 5.458 5.083/6.231 5.602 ± 0.5915
ea10 1342 1342/1342 1342 ± 0 5.162 5.021/5.981 5.44 ± 0.5449
ea11 1342 1342/1342 1342 ± 0.00004045 5.354 4.877/5.968 5.439 ± 0.5772
ea12 1342 1342/1342 1342 ± 0.0000364 5.287 5.251/6.077 5.572 ± 0.5393
ea13 1342 1342/1342 1342 ± 0 5.747 5.508/6.362 5.903 ± 0.627
ea14 1342 1342/1342 1342 ± 0.000001985 5.851 5.49/6.463 5.959 ± 0.5378
ea15 1342 1342/1342 1342 ± 0.00002735 5.613 5.446/6.548 5.959 ± 0.6674
ea17 1342 1342/1342 1342 ± 0 5.751 5.619/6.835 6.094 ± 0.647
ea18 1342 1342/1342 1342 ± 0 6.038 5.834/6.794 6.257 ± 0.6243
ea19 1342 1342/1342 1342 ± 0.00003242 5.501 5.318/6.331 5.764 ± 0.5615
ea20 1342 1342/1342 1342 ± 0 5.829 5.52/6.536 6.007 ± 0.5586
ea21 1342 1342/1342 1342 ± 0.000001128 5.125 4.974/5.655 5.346 ± 0.4547
ea22 1342 1342/1342 1342 ± 0 6.059 5.779/6.823 6.294 ± 0.588
ea23 1342 1342/1342 1342 ± 0 5.702 5.36/6.261 5.884 ± 0.6441
ea24 1342 1342/1342 1342 ± 0 5.743 5.191/6.36 5.763 ± 0.5712
ea25 1342 1342/1342 1342 ± 0.00000486 6.221 5.558/6.685 6.246 ± 0.7268
ea28 1342 1342/1342 1342 ± 0 5.889 5.717/6.883 6.215 ± 0.6255
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 ± 0.00002403 5.378 5.179/5.583 5.352 ± 0.3776
4 1342 1342/1342 1342 ± 0.00003215 5.046 4.953/5.138 5.041 ± 0.2589
5 1342 1342/1342 1342 ± 0.00002398 5.222 5.057/5.535 5.236 ± 0.3744
6 1342 1342/1342 1342 ± 0.00002403 5.198 5.004/5.434 5.168 ± 0.372
7 1342 1342/1342 1342 ± 0.00002403 5.397 5.186/5.515 5.306 ± 0.3559
8 1342 1342/1342 1342 ± 0.00002403 5.251 5.071/5.486 5.244 ± 0.3751
9 1342 1342/1342 1342 ± 0.00002403 5.614 5.297/5.842 5.516 ± 0.418
10 1342 1342/1342 1342 ± 0.00002393 6.036 5.821/6.209 5.96 ± 0.4039
11 1342 1342/1342 1342 ± 0.00002393 6.252 5.989/6.46 6.177 ± 0.4481
12 1342 1342/1342 1342 ± 0.00002393 6.343 6.074/6.545 6.294 ± 0.4683
13 1342 1342/1342 1342 ± 0.00002393 6.777 6.452/7.092 6.724 ± 0.5155
14 1342 1342/1342 1342 ± 0.00002394 6.856 6.477/7.108 6.747 ± 0.5481
15 1342 1342/1342 1342 ± 0.00002393 6.649 6.316/6.866 6.519 ± 0.4869
16 1342 1342/1342 1342 ± 0.00004232 5.589 5.317/5.899 5.587 ± 0.4702
17 1342 1342/1342 1342 ± 0.0000445 5.466 5.285/5.737 5.436 ± 0.417
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2025-07-18 15:03:06.414
End
2025-07-18 16:10:45.655
Duration
1:07:39.241
Note, WebLog generation is not included in the time.

CASA logs for stage 8