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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.483 5.344/6.143 5.72 ± 0.5089
ea02 1342 1342/1342 1342 ± 0 5.921 5.583/6.72 6.13 ± 0.6525
ea04 1342 1342/1342 1342 ± 0 5.579 5.09/6.205 5.664 ± 0.5859
ea05 1342 1342/1342 1342 ± 0 5.994 5.4/6.38 5.922 ± 0.6034
ea06 1342 1342/1342 1342 ± 0 4.938 4.551/5.268 4.916 ± 0.395
ea07 1342 1342/1342 1342 ± 0 5.805 5.438/6.26 5.935 ± 0.5726
ea08 1342 1342/1342 1342 ± 0 6.009 5.682/6.819 6.263 ± 0.6341
ea09 1342 1342/1342 1342 ± 0 5.85 5.369/6.567 5.951 ± 0.6116
ea10 1342 1342/1342 1342 ± 0.000002084 5.732 5.211/6.367 5.795 ± 0.5812
ea11 1342 1342/1342 1342 ± 0 6.031 5.216/6.378 5.919 ± 0.6542
ea12 1342 1342/1342 1342 ± 0 6.007 5.404/6.505 6.073 ± 0.6534
ea13 1342 1342/1342 1342 ± 0 6.069 5.743/6.347 6.12 ± 0.5027
ea14 1342 1342/1342 1342 ± 0 5.817 5.361/6.496 5.888 ± 0.6639
ea15 1342 1342/1342 1342 ± 0 5.741 5.106/6.261 5.762 ± 0.6952
ea16 1342 1342/1342 1342 ± 0 6.195 5.758/6.85 6.296 ± 0.6902
ea17 1342 1342/1342 1342 ± 0 6.04 5.6/6.643 6.143 ± 0.6071
ea18 1342 1342/1342 1342 ± 0 5.21 4.831/5.722 5.264 ± 0.5268
ea19 1342 1342/1342 1342 ± 0 6.264 5.598/6.801 6.195 ± 0.6331
ea20 1342 1342/1342 1342 ± 0 6.385 5.776/6.94 6.331 ± 0.6499
ea21 1342 1342/1342 1342 ± 0 5.663 5.437/6.33 5.854 ± 0.573
ea22 1342 1342/1342 1342 ± 0 5.605 5.289/6.491 5.873 ± 0.6351
ea23 1342 1342/1342 1342 ± 0.000008231 5.852 5.498/6.646 6.074 ± 0.6783
ea25 1342 1342/1342 1342 ± 0 5.902 5.295/6.248 5.833 ± 0.5841
ea26 1342 1342/1342 1342 ± 0 5.947 5.637/6.785 6.188 ± 0.6069
ea27 1342 1342/1342 1342 ± 0.00003968 5.792 5.449/6.441 5.921 ± 0.5549
ea28 1342 1342/1342 1342 ± 0 5.641 5.469/6.556 5.984 ± 0.6353
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 ± 0.00002348 5.438 5.226/5.634 5.404 ± 0.2692
4 1342 1342/1342 1342 ± 0.00002621 5.162 5.028/5.281 5.101 ± 0.2927
5 1342 1342/1342 1342 ± 0.00002348 5.414 5.196/5.543 5.399 ± 0.3362
6 1342 1342/1342 1342 ± 0.00002348 5.332 5.111/5.472 5.302 ± 0.3022
7 1342 1342/1342 1342 ± 0.00002348 5.418 5.221/5.597 5.392 ± 0.2814
8 1342 1342/1342 1342 ± 0.00002348 5.435 5.21/5.574 5.357 ± 0.3094
9 1342 1342/1342 1342 ± 0.00002348 5.691 5.525/5.899 5.641 ± 0.3463
10 1342 1342/1342 1342 ± 0.00002348 6.12 5.999/6.264 6.066 ± 0.3212
11 1342 1342/1342 1342 ± 0.00002348 6.366 6.177/6.455 6.29 ± 0.3447
12 1342 1342/1342 1342 ± 0.00002348 6.501 6.319/6.652 6.441 ± 0.3568
13 1342 1342/1342 1342 ± 0.00002348 6.951 6.752/7.103 6.869 ± 0.391
14 1342 1342/1342 1342 ± 0.00002348 7.073 6.907/7.313 7.017 ± 0.427
15 1342 1342/1342 1342 ± 0.00002348 6.622 6.372/6.88 6.561 ± 0.3993
16 1342 1342/1342 1342 ± 0.00003243 5.897 5.687/6.085 5.902 ± 0.3475
17 1342 1342/1342 1342 ± 0.00003099 5.902 5.718/6.159 5.905 ± 0.3468
output_dir
 
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-05-17 06:53:42.660
End
2024-05-17 07:53:26.064
Duration
0:59:43.403
Note, WebLog generation is not included in the time.

CASA logs for stage 8