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

Statwt Summary Plot

VLASS2.1.sb38607909.eb38640757.59103.0786646412_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 5.66 5.405/6.092 5.805 ± 0.4961
ea02 1342 1342/1342 1342 ± 0 6.113 5.742/6.762 6.289 ± 0.6416
ea04 1342 1342/1342 1342 ± 0 5.618 5.295/6.159 5.782 ± 0.5348
ea05 1342 1342/1342 1342 ± 0 6.057 5.591/6.501 6.111 ± 0.5753
ea06 1342 1342/1342 1342 ± 0 5.07 4.985/5.492 5.202 ± 0.3404
ea07 1342 1342/1342 1342 ± 0 6.249 5.74/6.468 6.26 ± 0.5758
ea08 1342 1342/1342 1342 ± 0 6.11 5.774/6.863 6.334 ± 0.6549
ea09 1342 1342/1342 1342 ± 0 5.947 5.473/6.721 6.036 ± 0.6244
ea10 1342 1342/1342 1342 ± 0 6.16 5.539/6.845 6.173 ± 0.6768
ea11 1342 1342/1342 1342 ± 0 5.924 5.394/6.621 6.03 ± 0.6344
ea12 1342 1342/1342 1342 ± 0 6.104 5.672/6.718 6.27 ± 0.6559
ea13 1342 1342/1342 1342 ± 0 6.138 5.967/6.46 6.289 ± 0.4536
ea14 1342 1342/1342 1342 ± 0 5.926 5.405/6.45 5.987 ± 0.6644
ea15 1342 1342/1342 1342 ± 0 5.878 5.448/6.524 6.078 ± 0.6747
ea16 1342 1342/1342 1342 ± 0 6.252 5.88/6.917 6.445 ± 0.7004
ea17 1342 1342/1342 1342 ± 0 6.239 5.863/6.771 6.382 ± 0.6404
ea18 1342 1342/1342 1342 ± 0 5.243 4.96/5.645 5.33 ± 0.4933
ea19 1342 1342/1342 1342 ± 0 6.215 5.808/6.843 6.408 ± 0.6375
ea20 1342 1342/1342 1342 ± 0 5.295 5.072/5.747 5.421 ± 0.433
ea21 1342 1342/1342 1342 ± 0 5.908 5.63/6.53 6.093 ± 0.5544
ea22 1342 1342/1342 1342 ± 0 5.453 5.279/6.158 5.691 ± 0.6078
ea23 1342 1342/1342 1342 ± 0 6.207 5.659/6.612 6.281 ± 0.678
ea25 1342 1342/1342 1342 ± 0 5.733 5.528/6.351 5.949 ± 0.5705
ea26 1342 1342/1342 1342 ± 0 6.262 5.884/6.954 6.444 ± 0.6791
ea27 1342 1342/1342 1342 ± 0.0000132 5.718 5.48/6.533 5.924 ± 0.5743
ea28 1342 1342/1342 1342 ± 0.00001405 5.903 5.685/6.737 6.184 ± 0.6991
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 ± 0.00002425 5.611 5.361/5.88 5.607 ± 0.2999
3 1342 1342/1342 1342 ± 0.00002425 5.437 5.145/5.698 5.426 ± 0.3517
4 1342 1342/1342 1342 ± 0.00002425 5.533 5.315/5.693 5.462 ± 0.3462
5 1342 1342/1342 1342 ± 0.00002414 5.64 5.307/5.822 5.573 ± 0.3344
6 1342 1342/1342 1342 ± 0.00002414 5.52 5.303/5.668 5.492 ± 0.3145
7 1342 1342/1342 1342 ± 0.00002414 5.534 5.392/5.766 5.552 ± 0.2722
8 1342 1342/1342 1342 ± 0.00002414 5.534 5.317/5.736 5.499 ± 0.3153
9 1342 1342/1342 1342 ± 0.00002425 5.785 5.446/6.119 5.756 ± 0.3686
10 1342 1342/1342 1342 ± 0.00002425 6.256 6.031/6.426 6.174 ± 0.3617
11 1342 1342/1342 1342 ± 0.00002414 6.48 6.313/6.646 6.393 ± 0.3754
12 1342 1342/1342 1342 ± 0.00002414 6.592 6.416/6.816 6.494 ± 0.5106
13 1342 1342/1342 1342 ± 0.00002414 7.099 6.795/7.391 7.008 ± 0.4533
14 1342 1342/1342 1342 ± 0.00002425 7.298 6.92/7.58 7.165 ± 0.4947
15 1342 1342/1342 1342 ± 0.00002414 6.866 6.62/7.152 6.789 ± 0.476
16 1342 1342/1342 1342 ± 0.00002633 6.226 5.738/6.464 6.107 ± 0.4491
17 1342 1342/1342 1342 ± 0.00002637 6.225 5.898/6.461 6.132 ± 0.4134
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38607909.eb38640757.59103.0786646412_split_split.ms
Start time
2024-12-31 10:02:42.523
End
2024-12-31 11:12:32.251
Duration
1:09:49.728
Note, WebLog generation is not included in the time.

CASA logs for stage 8