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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.44 5.11/5.914 5.55 ± 0.5182
ea02 1342 1342/1342 1342 ± 0 5.592 5.298/6.328 5.831 ± 0.6603
ea03 1342 1342/1342 1342 ± 0 5.095 4.565/5.813 5.205 ± 0.6448
ea04 1342 1342/1342 1342 ± 0 5.521 5.144/6.043 5.654 ± 0.5374
ea05 1342 1342/1342 1342 ± 0 5.627 5.197/6.177 5.737 ± 0.6042
ea06 1342 1342/1342 1342 ± 0 5.04 4.795/5.449 5.114 ± 0.3706
ea07 1342 1342/1342 1342 ± 0 5.894 5.454/6.229 5.948 ± 0.5942
ea08 1342 1342/1342 1342 ± 0 5.755 5.469/6.567 6.021 ± 0.7108
ea09 1342 1342/1342 1342 ± 0 5.569 5.115/6.235 5.689 ± 0.6615
ea10 1342 1342/1342 1342 ± 0 5.862 5.277/6.589 5.9 ± 0.6592
ea11 1342 1342/1342 1342 ± 0 6.245 5.895/6.595 6.246 ± 0.6482
ea12 1342 1342/1342 1342 ± 0 5.721 5.33/6.273 5.859 ± 0.5962
ea13 1342 1342/1342 1342 ± 0 5.91 5.544/6.313 6.022 ± 0.5547
ea14 1342 1342/1342 1342 ± 0 5.833 5.249/6.433 5.892 ± 0.6973
ea15 1342 1342/1342 1342 ± 0 5.636 5.204/6.251 5.797 ± 0.682
ea16 1342 1342/1342 1342 ± 0 6.13 5.614/6.707 6.211 ± 0.769
ea17 1342 1342/1342 1342 ± 0.0000215 6.204 5.731/6.822 6.316 ± 0.7135
ea18 1342 1342/1342 1342 ± 0 4.876 4.576/5.408 5.02 ± 0.5003
ea19 1342 1342/1342 1342 ± 0 5.772 5.367/6.39 5.933 ± 0.6212
ea21 1342 1342/1342 1342 ± 0 5.716 5.321/6.314 5.846 ± 0.6111
ea22 1342 1342/1342 1342 ± 0 5.382 5.177/6.251 5.655 ± 0.6468
ea23 1342 1342/1342 1342 ± 0 6.048 5.541/6.496 6.093 ± 0.6977
ea25 1342 1342/1342 1342 ± 0.000003226 5.625 5.231/6.105 5.717 ± 0.5639
ea26 1342 1342/1342 1342 ± 0 5.829 5.426/6.594 6.003 ± 0.7472
ea27 1342 1342/1342 1342 ± 0.00002738 5.527 5.221/6.341 5.733 ± 0.6115
ea28 1342 1342/1342 1342 ± 0.000005843 5.292 5.111/6.042 5.518 ± 0.6162
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 ± 0.00002349 5.266 5.115/5.457 5.246 ± 0.259
3 1342 1342/1342 1342 ± 0.00002448 4.973 4.806/5.297 5.021 ± 0.2893
4 1342 1342/1342 1342 ± 0.00002421 5.136 4.998/5.339 5.171 ± 0.3548
5 1342 1342/1342 1342 ± 0.00002393 5.172 4.987/5.381 5.163 ± 0.3062
6 1342 1342/1342 1342 ± 0.00002393 5.284 5.081/5.428 5.224 ± 0.2946
7 1342 1342/1342 1342 ± 0.00002393 5.277 5.213/5.432 5.287 ± 0.2695
8 1342 1342/1342 1342 ± 0.00002393 5.269 5.089/5.455 5.252 ± 0.3074
9 1342 1342/1342 1342 ± 0.00002393 5.527 5.295/5.831 5.539 ± 0.3486
10 1342 1342/1342 1342 ± 0.00002393 6.014 5.754/6.208 5.948 ± 0.3339
11 1342 1342/1342 1342 ± 0.00002349 6.268 6.069/6.406 6.181 ± 0.3303
12 1342 1342/1342 1342 ± 0.00002393 6.389 6.209/6.518 6.344 ± 0.3714
13 1342 1342/1342 1342 ± 0.00002393 6.819 6.603/6.933 6.766 ± 0.4036
14 1342 1342/1342 1342 ± 0.00002349 6.974 6.807/7.187 6.926 ± 0.437
15 1342 1342/1342 1342 ± 0.00002393 6.632 6.374/6.834 6.547 ± 0.4306
16 1342 1342/1342 1342 ± 0.00002929 5.89 5.624/6.165 5.873 ± 0.4106
17 1342 1342/1342 1342 ± 0.00003133 5.873 5.631/6.19 5.854 ± 0.3782
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-15 08:02:43.792
End
2024-11-15 08:51:05.004
Duration
0:48:21.212
Note, WebLog generation is not included in the time.

CASA logs for stage 8