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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.316 5.149/6.144 5.572 ± 0.7662
ea02 1342 1342/1342 1342 ± 0.00004399 5.802 5.354/6.693 5.96 ± 0.9078
ea04 1342 1342/1342 1342 ± 0.00002177 5.369 5.035/6.146 5.513 ± 0.7917
ea05 1342 1342/1342 1342 ± 0.00002187 5.431 5.122/6.238 5.722 ± 0.7557
ea06 1342 1342/1342 1342 ± 0.00003758 4.667 4.495/5.261 4.821 ± 0.5453
ea07 1342 1342/1342 1342 ± 0.00004121 5.906 5.434/6.342 5.891 ± 0.8674
ea08 1342 1342/1342 1342 ± 0.00004378 6.006 5.487/6.83 6.106 ± 1.008
ea09 1342 1342/1342 1342 ± 0.00003161 5.631 5.22/6.589 5.793 ± 0.7939
ea10 1342 1342/1342 1342 ± 0.00004239 5.873 5.235/6.723 5.877 ± 0.9704
ea11 1342 1342/1342 1342 ± 0.00004221 5.702 5.095/6.513 5.734 ± 0.9101
ea12 1342 1342/1342 1342 ± 0.00003969 5.626 5.341/6.566 5.805 ± 0.8744
ea13 1342 1342/1342 1342 ± 0.00001627 5.799 5.611/6.38 5.982 ± 0.711
ea14 1342 1342/1342 1342 ± 0.00003508 5.593 5.216/6.442 5.725 ± 0.8619
ea15 1342 1342/1342 1342 ± 0.00001662 5.372 5.026/6.234 5.56 ± 0.8967
ea16 1342 1342/1342 1342 ± 0.00002547 5.981 5.519/6.873 6.081 ± 0.9907
ea17 1342 1342/1342 1342 ± 0.00004288 5.813 5.321/7.032 5.966 ± 0.9752
ea18 1342 1342/1342 1342 ± 0.00004304 4.877 4.731/5.7 5.097 ± 0.648
ea19 1342 1342/1342 1342 ± 0.00001912 5.842 5.605/6.914 6.129 ± 0.8784
ea20 1342 1342/1342 1342 ± 0.0000433 5.884 5.743/6.995 6.133 ± 0.9725
ea21 1342 1342/1342 1342 ± 0.00002816 5.62 5.287/6.428 5.752 ± 0.836
ea22 1342 1342/1342 1342 ± 0.0000395 5.348 4.936/6.382 5.649 ± 0.7502
ea23 1342 1342/1342 1342 ± 0.00004154 5.82 5.419/6.678 5.922 ± 0.9855
ea25 1342 1342/1342 1342 ± 0.00004379 5.52 5.104/6.35 5.629 ± 0.8429
ea26 1342 1342/1342 1342 ± 0.00003069 5.876 5.686/6.878 6.139 ± 0.8279
ea27 1342 1342/1342 1342 ± 0.00004325 5.578 5.15/6.584 5.718 ± 0.8634
ea28 1342 1342/1342 1342 ± 0.0000433 5.599 5.384/6.606 5.895 ± 0.9456
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 ± 0.00002365 5.29 5.121/5.623 5.314 ± 0.2997
5 1342 1342/1342 1342 ± 0.00003275 5.447 5.245/5.613 5.437 ± 0.2873
6 1342 1342/1342 1342 ± 0.00002365 5.331 5.114/5.553 5.301 ± 0.3115
7 1342 1342/1342 1342 ± 0.00002365 5.37 5.195/5.579 5.348 ± 0.291
8 1342 1342/1342 1342 ± 0.00002365 5.359 5.125/5.49 5.299 ± 0.312
9 1342 1342/1342 1342 ± 0.00002369 5.609 5.381/5.84 5.567 ± 0.3486
10 1342 1342/1342 1342 ± 0.00002364 6.094 5.958/6.279 6.048 ± 0.3345
11 1342 1342/1342 1342 ± 0.00002364 6.374 6.214/6.487 6.308 ± 0.3501
12 1342 1342/1342 1342 ± 0.00002364 6.561 6.353/6.715 6.504 ± 0.3864
13 1342 1342/1342 1342 ± 0.00002364 6.993 6.727/7.177 6.923 ± 0.42
14 1342 1342/1342 1342 ± 0.00002364 7.209 6.977/7.434 7.132 ± 0.4639
15 1342 1342/1342 1342 ± 0.00002444 6.705 6.441/7.031 6.655 ± 0.4845
16 1342 1342/1342 1342 ± 0.00005389 4.352 4.193/4.581 4.378 ± 0.2487
17 1342 1342/1342 1342 ± 0.00005741 4.339 4.201/4.666 4.416 ± 0.2917
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-11-02 17:42:45.465
End
2024-11-02 18:32:39.984
Duration
0:49:54.518
Note, WebLog generation is not included in the time.

CASA logs for stage 8