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 5.246 5.035/5.92 5.483 ± 0.6663
ea02 1342 1342/1342 1342 ± 0.00003234 5.448 5.01/6.541 5.772 ± 0.8961
ea04 1342 1342/1342 1342 ± 0.00001637 5.113 4.91/5.837 5.345 ± 0.6698
ea05 1342 1342/1342 1342 ± 0.000008896 5.207 4.948/6.412 5.632 ± 0.7829
ea06 1342 1342/1342 1342 ± 0.00002423 4.354 4.178/5.15 4.622 ± 0.5415
ea07 1342 1342/1342 1342 ± 0.00004509 6.123 5.144/6.338 5.79 ± 0.8634
ea08 1342 1342/1342 1342 ± 0.00004255 5.598 5.139/6.694 5.933 ± 0.926
ea09 1342 1342/1342 1342 ± 0 5.274 5.055/6.4 5.657 ± 0.7588
ea10 1342 1342/1342 1342 ± 0.00004404 5.424 5.083/6.6 5.778 ± 0.8728
ea11 1342 1342/1342 1342 ± 0.00004444 5.338 4.97/6.364 5.637 ± 0.8707
ea12 1342 1342/1342 1342 ± 0.00002961 5.441 5.063/6.132 5.652 ± 0.8189
ea13 1342 1342/1342 1342 ± 0 5.467 5.128/6.188 5.807 ± 0.7273
ea14 1342 1342/1342 1342 ± 0.00003738 5.257 5.002/6.332 5.632 ± 0.7736
ea15 1342 1342/1342 1342 ± 0.00001139 4.975 4.813/6.033 5.386 ± 0.8072
ea16 1342 1342/1342 1342 ± 0.00001462 5.629 5.179/6.758 5.962 ± 1.02
ea17 1342 1342/1342 1342 ± 0.00004552 5.59 5.159/6.42 5.84 ± 0.8744
ea18 1342 1342/1342 1342 ± 0.00004292 4.613 4.498/5.353 4.938 ± 0.6136
ea19 1342 1342/1342 1342 ± 0.00002207 5.45 5.395/6.717 6.01 ± 0.8489
ea20 1342 1342/1342 1342 ± 0.00003935 5.683 5.466/6.635 5.941 ± 0.8827
ea21 1342 1342/1342 1342 ± 0.00002495 5.413 5.063/6.302 5.7 ± 0.7869
ea22 1342 1342/1342 1342 ± 0 5.258 4.823/6.314 5.536 ± 0.7646
ea23 1342 1342/1342 1342 ± 0.00004082 5.352 5.112/6.56 5.819 ± 0.9099
ea25 1342 1342/1342 1342 ± 0.00004486 5.267 4.907/6.078 5.511 ± 0.7867
ea26 1342 1342/1342 1342 ± 0.000001274 5.491 5.328/6.811 5.982 ± 0.8246
ea27 1342 1342/1342 1342 ± 0.00004449 5.368 5.061/6.402 5.626 ± 0.7867
ea28 1342 1342/1342 1342 ± 0.0000436 5.369 5.274/6.359 5.744 ± 0.8257
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 ± 0.00002354 5.096 4.813/5.209 5.033 ± 0.2845
3 1342 1342/1342 1342 ± 0.00003046 4.769 4.59/4.922 4.742 ± 0.3602
6 1342 1342/1342 1342 ± 0.00002354 5.26 5.005/5.402 5.18 ± 0.2919
7 1342 1342/1342 1342 ± 0.00002354 5.215 5.042/5.341 5.18 ± 0.2789
8 1342 1342/1342 1342 ± 0.00002354 5.164 5.054/5.313 5.121 ± 0.304
9 1342 1342/1342 1342 ± 0.00002399 5.278 5/5.431 5.194 ± 0.3306
10 1342 1342/1342 1342 ± 0.00002351 6.006 5.834/6.136 5.931 ± 0.3315
11 1342 1342/1342 1342 ± 0.00002351 6.229 6.082/6.399 6.189 ± 0.3432
12 1342 1342/1342 1342 ± 0.00002351 6.417 6.286/6.613 6.384 ± 0.3775
13 1342 1342/1342 1342 ± 0.00002351 6.822 6.679/7.1 6.809 ± 0.4104
14 1342 1342/1342 1342 ± 0.00002351 7.137 6.876/7.347 7.032 ± 0.4644
15 1342 1342/1342 1342 ± 0.00002794 6.348 5.924/6.773 6.303 ± 0.609
16 1342 1342/1342 1342 ± 0.0000605 4.53 4.352/4.68 4.513 ± 0.2548
17 1342 1342/1342 1342 ± 0.00006089 4.797 4.611/4.987 4.8 ± 0.3078
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-26 12:01:51.091
End
2024-11-26 12:48:52.104
Duration
0:47:01.013
Note, WebLog generation is not included in the time.

CASA logs for stage 8