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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.508 5.035/5.781 5.5 ± 0.4982
ea02 1342 1342/1342 1342 ± 0 5.784 5.203/6.154 5.777 ± 0.5942
ea04 1342 1342/1342 1342 ± 0.00002485 5.243 4.852/5.885 5.41 ± 0.585
ea05 1342 1342/1342 1342 ± 0 5.792 4.998/6.303 5.652 ± 0.6666
ea06 1342 1342/1342 1342 ± 0 4.888 4.592/5.333 4.965 ± 0.4461
ea07 1342 1342/1342 1342 ± 0 5.551 4.95/5.897 5.603 ± 0.5997
ea08 1342 1342/1342 1342 ± 0 5.647 5.293/6.458 5.811 ± 0.7447
ea09 1342 1342/1342 1342 ± 0 5.443 4.978/6.035 5.559 ± 0.6463
ea10 1342 1342/1342 1342 ± 0 5.38 4.833/5.941 5.433 ± 0.615
ea11 1342 1342/1342 1342 ± 0 5.425 5.112/6.057 5.528 ± 0.6003
ea12 1342 1342/1342 1342 ± 0 5.535 5.008/6.053 5.6 ± 0.6665
ea13 1342 1342/1342 1342 ± 0 5.89 5.425/6.195 5.894 ± 0.5512
ea14 1342 1342/1342 1342 ± 0 5.626 5.023/6.128 5.621 ± 0.6713
ea15 1342 1342/1342 1342 ± 0 5.281 4.783/5.939 5.422 ± 0.6935
ea16 1342 1342/1342 1342 ± 0 5.755 5.192/6.235 5.824 ± 0.7603
ea17 1342 1342/1342 1342 ± 0 5.875 5.357/6.353 5.9 ± 0.5716
ea18 1342 1342/1342 1342 ± 0 5.006 4.509/5.459 4.989 ± 0.5201
ea19 1342 1342/1342 1342 ± 0 6.047 5.311/6.419 5.91 ± 0.6383
ea20 1342 1342/1342 1342 ± 0 5.792 5.377/6.408 5.89 ± 0.684
ea21 1342 1342/1342 1342 ± 0 5.425 4.946/6.075 5.559 ± 0.5513
ea22 1342 1342/1342 1342 ± 0 5.831 4.926/6.273 5.652 ± 0.6671
ea23 1342 1342/1342 1342 ± 0 5.822 5.417/6.222 5.832 ± 0.6446
ea25 1342 1342/1342 1342 ± 0 5.429 5.051/5.836 5.496 ± 0.5414
ea26 1342 1342/1342 1342 ± 0 5.563 5.216/6.082 5.653 ± 0.5902
ea27 1342 1342/1342 1342 ± 0.00001803 5.421 4.985/6.099 5.48 ± 0.6165
ea28 1342 1342/1342 1342 ± 0 5.614 5.046/6.275 5.641 ± 0.6644
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 ± 0.00002732 5.099 4.886/5.333 5.132 ± 0.384
3 1342 1342/1342 1342 ± 0.00002482 4.883 4.768/5.238 4.977 ± 0.3056
4 1342 1342/1342 1342 ± 0.00002527 4.812 4.739/5.191 4.926 ± 0.3401
5 1342 1342/1342 1342 ± 0.00002348 5.055 4.668/5.257 5.015 ± 0.3315
6 1342 1342/1342 1342 ± 0.00002348 5.003 4.762/5.196 4.989 ± 0.2648
7 1342 1342/1342 1342 ± 0.00002348 5.032 4.922/5.199 5.048 ± 0.2132
8 1342 1342/1342 1342 ± 0.00002348 4.978 4.856/5.239 5.022 ± 0.2695
9 1342 1342/1342 1342 ± 0.00002348 5.413 5.282/5.51 5.347 ± 0.288
10 1342 1342/1342 1342 ± 0.00002393 5.749 5.613/5.912 5.749 ± 0.2936
11 1342 1342/1342 1342 ± 0.00002348 6.012 5.849/6.118 5.954 ± 0.2682
12 1342 1342/1342 1342 ± 0.00002348 6.162 5.909/6.278 6.118 ± 0.2914
13 1342 1342/1342 1342 ± 0.00002348 6.628 6.478/6.744 6.568 ± 0.3119
14 1342 1342/1342 1342 ± 0.00002393 6.769 6.513/6.975 6.707 ± 0.3543
15 1342 1342/1342 1342 ± 0.00002393 6.382 6.126/6.519 6.33 ± 0.321
16 1342 1342/1342 1342 ± 0.00002537 5.782 5.616/5.926 5.732 ± 0.2744
17 1342 1342/1342 1342 ± 0.00002575 5.852 5.606/5.996 5.777 ± 0.2961
output_dir
 
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-04-05 04:24:31.329
End
2024-04-05 05:41:17.983
Duration
1:16:46.654
Note, WebLog generation is not included in the time.

CASA logs for stage 7