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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.504 5.418/6.098 5.836 ± 0.4956
ea02 1342 1342/1342 1342 ± 0.00002776 6.03 5.655/6.53 6.124 ± 0.5793
ea05 1342 1342/1342 1342 ± 0 5.589 5.4/6.302 5.849 ± 0.6042
ea06 1342 1342/1342 1342 ± 0 4.848 4.766/5.228 4.974 ± 0.2901
ea07 1342 1342/1342 1342 ± 0.00002062 5.86 5.472/5.969 5.783 ± 0.4332
ea08 1342 1342/1342 1342 ± 0 6.12 5.748/6.784 6.29 ± 0.6
ea09 1342 1342/1342 1342 ± 0 5.575 5.111/5.976 5.572 ± 0.4968
ea10 1342 1342/1342 1342 ± 0.000017 5.678 5.362/6.593 5.903 ± 0.6395
ea11 1342 1342/1342 1342 ± 0 6.008 5.437/6.479 6.03 ± 0.5698
ea12 1342 1342/1342 1342 ± 0 5.686 5.49/6.491 6.022 ± 0.5916
ea13 1342 1342/1342 1342 ± 0 6.094 5.859/6.568 6.256 ± 0.4916
ea14 1342 1342/1342 1342 ± 0 5.868 5.476/6.608 5.999 ± 0.6416
ea15 1342 1342/1342 1342 ± 0 5.58 5.293/6.33 5.861 ± 0.6455
ea16 1342 1342/1342 1342 ± 0 5.323 5.169/5.475 5.281 ± 0.27
ea17 1342 1342/1342 1342 ± 0 6.201 5.78/6.581 6.269 ± 0.5915
ea18 1342 1342/1342 1342 ± 0 5.152 4.987/5.7 5.348 ± 0.5065
ea19 1342 1342/1342 1342 ± 0 5.858 5.607/6.576 6.129 ± 0.5941
ea20 1342 1342/1342 1342 ± 0 6.046 5.806/6.808 6.375 ± 0.5922
ea21 1342 1342/1342 1342 ± 0 5.679 5.44/6.328 5.869 ± 0.5287
ea22 1342 1342/1342 1342 ± 0 5.596 5.339/6.361 5.931 ± 0.5985
ea23 1342 1342/1342 1342 ± 0 5.763 5.565/6.469 6.058 ± 0.6614
ea25 1342 1342/1342 1342 ± 0 5.485 5.353/5.636 5.485 ± 0.1602
ea26 1342 1342/1342 1342 ± 0 5.816 5.671/6.466 6.08 ± 0.5307
ea27 1342 1342/1342 1342 ± 0.00003672 5.66 5.487/6.412 5.868 ± 0.5469
ea28 1342 1342/1342 1342 ± 0 5.846 5.623/6.56 6.046 ± 0.6027
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 ± 0.00002394 5.509 5.309/5.722 5.475 ± 0.3003
4 1342 1342/1342 1342 ± 0.00002491 5.418 5.171/5.583 5.369 ± 0.3572
5 1342 1342/1342 1342 ± 0.00002394 5.463 5.341/5.545 5.429 ± 0.2731
6 1342 1342/1342 1342 ± 0.00002392 5.473 5.375/5.637 5.48 ± 0.2877
7 1342 1342/1342 1342 ± 0.00002394 5.47 5.325/5.628 5.463 ± 0.251
8 1342 1342/1342 1342 ± 0.00002394 5.498 5.263/5.612 5.427 ± 0.2973
9 1342 1342/1342 1342 ± 0.00002394 5.791 5.576/5.969 5.712 ± 0.3426
10 1342 1342/1342 1342 ± 0.00002489 6.208 5.956/6.339 6.116 ± 0.346
11 1342 1342/1342 1342 ± 0.00002489 6.462 6.295/6.577 6.347 ± 0.3715
12 1342 1342/1342 1342 ± 0.00002489 6.541 6.26/6.686 6.479 ± 0.3902
13 1342 1342/1342 1342 ± 0.00002489 6.957 6.763/7.176 6.905 ± 0.4109
14 1342 1342/1342 1342 ± 0.00002493 7.131 6.893/7.289 7.03 ± 0.4478
15 1342 1342/1342 1342 ± 0.00002489 6.58 6.481/6.759 6.514 ± 0.4028
16 1342 1342/1342 1342 ± 0.0000339 6.04 5.755/6.317 6.015 ± 0.4103
17 1342 1342/1342 1342 ± 0.00003845 6.053 5.795/6.305 6.007 ± 0.3772
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-05-01 18:12:56.088
End
2024-05-01 19:16:56.105
Duration
1:04:00.018
Note, WebLog generation is not included in the time.

CASA logs for stage 7