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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.351 5.229/6.184 5.531 ± 0.8462
ea02 1342 1342/1342 1342 ± 0.00004244 5.819 5.334/6.628 5.871 ± 0.9845
ea05 1342 1342/1342 1342 ± 0.00002631 5.455 5.084/6.367 5.587 ± 0.9149
ea06 1342 1342/1342 1342 ± 0.000002336 4.872 4.762/5.424 4.92 ± 0.6933
ea07 1342 1342/1342 1342 ± 0.00003742 5.802 5.399/6.037 5.543 ± 0.8985
ea08 1342 1342/1342 1342 ± 0.00003814 6.093 5.682/6.933 6.142 ± 1.053
ea09 1342 1342/1342 1342 ± 0.00002792 3.903 3.367/5.668 4.498 ± 1.154
ea10 1342 1342/1342 1342 ± 0.00003285 5.496 5.12/6.414 5.609 ± 0.8562
ea11 1342 1342/1342 1342 ± 0 5.792 5.502/6.569 6.023 ± 0.598
ea12 1342 1342/1342 1342 ± 0.00001139 5.671 5.315/6.503 5.684 ± 1.035
ea13 1342 1342/1342 1342 ± 0.00002191 5.836 5.614/6.37 5.89 ± 0.8137
ea14 1342 1342/1342 1342 ± 0.00002432 6.539 6.097/6.743 5.958 ± 1.166
ea15 1342 1342/1342 1342 ± 0.000002811 5.348 5.154/6.205 5.515 ± 0.9363
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00003915 6.024 5.492/6.894 5.967 ± 1.078
ea18 1342 1342/1342 1342 ± 0.00003358 5.001 4.846/5.781 5.05 ± 0.7707
ea19 1342 1342/1342 1342 ± 0.0000254 5.749 5.522/6.587 5.828 ± 0.9004
ea20 1342 1342/1342 1342 ± 0.00001571 5.991 5.726/6.915 5.989 ± 1.169
ea21 1342 1342/1342 1342 ± 0.00002345 5.525 5.344/6.324 5.586 ± 0.9227
ea22 1342 1342/1342 1342 ± 0.00003916 5.427 5.048/6.498 5.586 ± 0.9753
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.376 5.341/5.423 5.37 ± 0.13
ea26 1342 1342/1342 1342 ± 0.00003307 5.642 5.526/6.586 5.751 ± 0.9252
ea27 1342 1342/1342 1342 ± 0.00003955 5.507 5.338/6.525 5.683 ± 0.9304
ea28 1342 1342/1342 1342 ± 0.00003943 6.624 6.166/6.859 6.282 ± 1.144
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 ± 0.00002612 5.375 5.179/5.668 5.334 ± 0.4924
5 1342 1342/1342 1342 ± 0.0000276 5.44 5.268/5.645 5.345 ± 0.5545
6 1342 1342/1342 1342 ± 0.00002612 5.415 5.239/5.533 5.291 ± 0.5139
7 1342 1342/1342 1342 ± 0.00002612 5.331 5.125/5.535 5.254 ± 0.5004
8 1342 1342/1342 1342 ± 0.00002612 5.343 5.058/5.464 5.189 ± 0.5137
9 1342 1342/1342 1342 ± 0.00002812 5.558 5.414/5.764 5.424 ± 0.6157
10 1342 1342/1342 1342 ± 0.00002555 6.072 5.868/6.17 6.009 ± 0.3617
11 1342 1342/1342 1342 ± 0.00002555 6.363 6.2/6.484 6.269 ± 0.371
12 1342 1342/1342 1342 ± 0.00002555 6.525 6.205/6.627 6.433 ± 0.3726
13 1342 1342/1342 1342 ± 0.00002555 6.796 6.518/6.98 6.713 ± 0.3597
14 1342 1342/1342 1342 ± 0.00002698 6.77 6.448/6.946 6.666 ± 0.4516
15 1342 1342/1342 1342 ± 0.00002651 6.551 6.35/6.737 6.502 ± 0.4892
16 1342 1342/1342 1342 ± 0.00005997 3.705 3.514/3.88 3.691 ± 0.3166
17 1342 1342/1342 1342 ± 0.00006095 3.819 3.658/3.986 3.836 ± 0.2719
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-06-11 17:48:47.374
End
2024-06-11 18:42:10.641
Duration
0:53:23.266
Note, WebLog generation is not included in the time.

CASA logs for stage 8