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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.533 5.209/5.903 5.607 ± 0.4969
ea02 1342 1342/1342 1342 ± 0 5.826 5.359/6.405 5.91 ± 0.6218
ea04 1342 1342/1342 1342 ± 0 5.593 5.205/6.107 5.715 ± 0.5296
ea05 1342 1342/1342 1342 ± 0 5.804 5.315/6.302 5.773 ± 0.5652
ea06 1342 1342/1342 1342 ± 0 4.897 4.703/5.276 4.999 ± 0.3419
ea07 1342 1342/1342 1342 ± 0 5.874 5.437/6.097 5.914 ± 0.5394
ea08 1342 1342/1342 1342 ± 0 5.826 5.473/6.529 6.003 ± 0.6381
ea09 1342 1342/1342 1342 ± 0 5.708 5.198/6.343 5.758 ± 0.583
ea10 1342 1342/1342 1342 ± 0.000002278 5.812 5.27/6.386 5.846 ± 0.609
ea11 1342 1342/1342 1342 ± 0 5.812 5.094/6.206 5.745 ± 0.6119
ea12 1342 1342/1342 1342 ± 0 5.855 5.333/6.299 5.923 ± 0.6118
ea13 1342 1342/1342 1342 ± 0 6.294 5.757/6.386 6.152 ± 0.5111
ea14 1342 1342/1342 1342 ± 0 5.898 5.248/6.256 5.828 ± 0.6168
ea15 1342 1342/1342 1342 ± 0 5.698 5.24/6.312 5.854 ± 0.6638
ea16 1342 1342/1342 1342 ± 0 6.11 5.615/6.603 6.194 ± 0.683
ea17 1342 1342/1342 1342 ± 0.00001363 5.831 5.468/6.721 6.038 ± 0.6208
ea18 1342 1342/1342 1342 ± 0 5.083 4.714/5.506 5.136 ± 0.4824
ea19 1342 1342/1342 1342 ± 0 6.011 5.507/6.563 6.078 ± 0.5809
ea20 1342 1342/1342 1342 ± 0 6.001 5.636/6.576 6.133 ± 0.6045
ea21 1342 1342/1342 1342 ± 0 5.653 5.314/6.144 5.769 ± 0.5241
ea22 1342 1342/1342 1342 ± 0 5.611 5.242/6.293 5.78 ± 0.6358
ea23 1342 1342/1342 1342 ± 0 6.091 5.422/6.472 6.011 ± 0.6534
ea25 1342 1342/1342 1342 ± 0 5.561 5.112/6.035 5.598 ± 0.5561
ea26 1342 1342/1342 1342 ± 0 6.045 5.694/6.639 6.149 ± 0.6364
ea27 1342 1342/1342 1342 ± 0.00000707 5.511 5.334/6.275 5.708 ± 0.5529
ea28 1342 1342/1342 1342 ± 0.000003277 5.558 5.318/6.3 5.785 ± 0.6135
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 ± 0.00002352 5.388 5.199/5.579 5.377 ± 0.2658
3 1342 1342/1342 1342 ± 0.00002397 5.127 4.933/5.317 5.122 ± 0.2713
4 1342 1342/1342 1342 ± 0.00002934 5.185 5.125/5.406 5.219 ± 0.2592
5 1342 1342/1342 1342 ± 0.00002352 5.388 5.148/5.482 5.344 ± 0.2865
6 1342 1342/1342 1342 ± 0.00002352 5.323 5.151/5.478 5.299 ± 0.2902
7 1342 1342/1342 1342 ± 0.00002352 5.311 5.248/5.46 5.319 ± 0.2516
8 1342 1342/1342 1342 ± 0.00002352 5.318 5.158/5.431 5.273 ± 0.2601
9 1342 1342/1342 1342 ± 0.00002352 5.56 5.404/5.785 5.536 ± 0.3019
10 1342 1342/1342 1342 ± 0.00002352 5.947 5.825/6.113 5.936 ± 0.2921
11 1342 1342/1342 1342 ± 0.00002352 6.217 6.074/6.318 6.144 ± 0.3095
12 1342 1342/1342 1342 ± 0.00002352 6.308 6.15/6.468 6.287 ± 0.3322
13 1342 1342/1342 1342 ± 0.00002352 6.759 6.625/6.929 6.729 ± 0.3548
14 1342 1342/1342 1342 ± 0.00002352 6.952 6.745/7.185 6.921 ± 0.3876
15 1342 1342/1342 1342 ± 0.00002352 6.653 6.415/6.749 6.545 ± 0.3857
16 1342 1342/1342 1342 ± 0.00002563 5.883 5.733/6.271 5.939 ± 0.3625
17 1342 1342/1342 1342 ± 0.00002379 5.896 5.736/6.248 5.941 ± 0.3438
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2024-05-01 07:07:34.869
End
2024-05-01 07:52:57.402
Duration
0:45:22.534
Note, WebLog generation is not included in the time.

CASA logs for stage 7