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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.382 5.293/6.008 5.5 ± 0.7492
ea02 1342 1342/1342 1342 ± 0.00004181 5.939 5.395/6.746 5.865 ± 0.9775
ea04 1342 1342/1342 1342 ± 0.000002814 5.375 5.06/6.071 5.424 ± 0.8129
ea05 1342 1342/1342 1342 ± 0.00001031 5.505 5.067/6.386 5.635 ± 0.7744
ea06 1342 1342/1342 1342 ± 0.00001086 4.983 4.725/5.35 4.842 ± 0.6739
ea07 1342 1342/1342 1342 ± 0.00004154 5.91 5.451/6.367 5.765 ± 0.8285
ea08 1342 1342/1342 1342 ± 0.00004155 6.034 5.577/6.873 6.034 ± 0.9841
ea09 1342 1342/1342 1342 ± 0.00001508 5.574 5.18/6.583 5.699 ± 0.8145
ea10 1342 1342/1342 1342 ± 0.00004182 5.924 5.356/6.609 5.783 ± 0.8942
ea11 1342 1342/1342 1342 ± 0.00004268 5.764 5.157/6.56 5.687 ± 0.9734
ea12 1342 1342/1342 1342 ± 0.000007072 5.68 5.38/6.582 5.735 ± 1.094
ea13 1342 1342/1342 1342 ± 0.00001612 5.972 5.748/6.492 6.057 ± 0.7853
ea14 1342 1342/1342 1342 ± 0.000006389 5.507 5.105/6.399 5.606 ± 0.8088
ea15 1342 1342/1342 1342 ± 0.000001149 5.4 5.179/6.29 5.611 ± 0.9005
ea16 1342 1342/1342 1342 ± 0.0000234 5.906 5.529/6.901 5.963 ± 0.9725
ea17 1342 1342/1342 1342 ± 0.00004178 5.888 5.555/6.688 5.89 ± 0.9286
ea18 1342 1342/1342 1342 ± 0.00003578 5.117 4.748/5.739 5.071 ± 0.7176
ea19 1342 1342/1342 1342 ± 0 5.779 5.516/6.863 5.985 ± 0.8532
ea20 1342 1342/1342 1342 ± 0.00002241 5.916 5.677/6.909 6.026 ± 1.143
ea21 1342 1342/1342 1342 ± 0.00001747 5.504 5.347/6.358 5.614 ± 0.7884
ea22 1342 1342/1342 1342 ± 0.00002651 5.411 5.162/6.494 5.634 ± 0.8258
ea23 1342 1342/1342 1342 ± 0.00003839 5.788 5.488/6.484 5.808 ± 0.8555
ea25 1342 1342/1342 1342 ± 0.0000415 5.541 5.259/6.345 5.541 ± 0.8196
ea26 1342 1342/1342 1342 ± 0.00002105 5.933 5.668/7.072 6.15 ± 0.8695
ea27 1342 1342/1342 1342 ± 0.00004266 5.578 5.177/6.465 5.627 ± 0.8521
ea28 1342 1342/1342 1342 ± 0.00004296 5.729 5.435/6.592 5.771 ± 0.9046
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 5.533 5.35/5.832 5.555 ± 0.2761
5 1342 1342/1342 1342 ± 0.00002414 5.418 5.175/5.577 5.397 ± 0.2835
6 1342 1342/1342 1342 ± 0.00002349 5.369 5.156/5.516 5.331 ± 0.2955
7 1342 1342/1342 1342 ± 0.00002349 5.385 5.2/5.527 5.37 ± 0.2741
8 1342 1342/1342 1342 ± 0.00002349 5.349 5.177/5.51 5.33 ± 0.2906
9 1342 1342/1342 1342 ± 0.00002361 5.632 5.428/5.903 5.611 ± 0.3241
10 1342 1342/1342 1342 ± 0.00002349 6.053 5.865/6.258 6.046 ± 0.3372
11 1342 1342/1342 1342 ± 0.00002349 6.385 6.245/6.523 6.327 ± 0.3446
12 1342 1342/1342 1342 ± 0.00002349 6.573 6.367/6.747 6.531 ± 0.3754
13 1342 1342/1342 1342 ± 0.00002349 6.866 6.623/7.023 6.806 ± 0.392
14 1342 1342/1342 1342 ± 0.00002592 6.651 6.349/7.038 6.658 ± 0.5025
15 1342 1342/1342 1342 ± 0.00002349 6.772 6.524/7.02 6.7 ± 0.4867
16 1342 1342/1342 1342 ± 0.00006095 3.964 3.808/4.188 4.013 ± 0.3137
17 1342 1342/1342 1342 ± 0.0000608 4.102 3.964/4.272 4.11 ± 0.3091
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
Start time
2024-11-01 16:24:49.799
End
2024-11-01 17:35:56.606
Duration
1:11:06.807
Note, WebLog generation is not included in the time.

CASA logs for stage 8