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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.433 5.258/6.291 5.632 ± 0.7861
ea02 1342 1342/1342 1342 ± 0.00004404 5.837 5.236/6.724 5.915 ± 0.9161
ea04 1342 1342/1342 1342 ± 0.00001493 5.547 4.995/6.121 5.488 ± 0.7806
ea05 1342 1342/1342 1342 ± 0.00001732 5.516 4.95/6.155 5.609 ± 0.7581
ea06 1342 1342/1342 1342 ± 0.00002376 4.835 4.457/5.284 4.854 ± 0.5439
ea07 1342 1342/1342 1342 ± 0.00004174 5.946 5.321/6.445 5.913 ± 0.9412
ea08 1342 1342/1342 1342 ± 0.00004355 5.761 5.476/6.885 6.108 ± 1.048
ea09 1342 1342/1342 1342 ± 0.00002817 5.706 5.014/6.494 5.714 ± 0.8279
ea10 1342 1342/1342 1342 ± 0.00003304 5.737 5.34/6.854 6.01 ± 0.9002
ea11 1342 1342/1342 1342 ± 0.0000413 5.467 5.147/6.622 5.796 ± 0.9729
ea12 1342 1342/1342 1342 ± 0.00003292 5.854 5.255/6.667 5.858 ± 0.9766
ea13 1342 1342/1342 1342 ± 0.00001483 5.743 5.377/6.355 5.909 ± 0.7482
ea14 1342 1342/1342 1342 ± 0.00003562 5.568 5.195/6.546 5.776 ± 0.9084
ea15 1342 1342/1342 1342 ± 0.00001453 5.227 5.009/6.265 5.572 ± 0.8876
ea16 1342 1342/1342 1342 ± 0.00002706 5.945 5.457/6.906 6.061 ± 0.9876
ea17 1342 1342/1342 1342 ± 0.00004328 5.849 5.612/7.181 6.05 ± 1.031
ea18 1342 1342/1342 1342 ± 0.00004189 5.032 4.712/5.778 5.124 ± 0.7017
ea19 1342 1342/1342 1342 ± 0.00001558 5.836 5.425/6.724 6.012 ± 0.8619
ea20 1342 1342/1342 1342 ± 0.00004024 5.849 5.533/6.979 6.106 ± 1.008
ea21 1342 1342/1342 1342 ± 0.00003051 5.49 5.256/6.414 5.683 ± 0.8429
ea22 1342 1342/1342 1342 ± 0.00003819 5.282 5.009/6.46 5.63 ± 0.8185
ea23 1342 1342/1342 1342 ± 0.00004258 5.772 5.425/6.748 5.936 ± 1.021
ea25 1342 1342/1342 1342 ± 0.00004233 5.502 5.212/6.436 5.649 ± 0.882
ea26 1342 1342/1342 1342 ± 0.00002809 5.776 5.629/6.818 6.062 ± 0.895
ea27 1342 1342/1342 1342 ± 0.00004261 5.544 5.146/6.73 5.737 ± 0.929
ea28 1342 1342/1342 1342 ± 0.00004269 5.722 5.376/6.676 5.871 ± 0.9677
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 5.525 5.278/5.741 5.483 ± 0.2892
5 1342 1342/1342 1342 ± 0.00002672 5.591 5.374/5.779 5.548 ± 0.3753
6 1342 1342/1342 1342 ± 0.00002349 5.258 5.01/5.377 5.182 ± 0.2732
7 1342 1342/1342 1342 ± 0.00002349 5.29 5.147/5.427 5.264 ± 0.2681
8 1342 1342/1342 1342 ± 0.00002349 5.263 5.125/5.463 5.249 ± 0.2971
9 1342 1342/1342 1342 ± 0.00002349 5.506 5.269/5.756 5.46 ± 0.3514
10 1342 1342/1342 1342 ± 0.00002349 6.127 5.873/6.216 6.029 ± 0.3338
11 1342 1342/1342 1342 ± 0.00002349 6.395 6.214/6.563 6.333 ± 0.3522
12 1342 1342/1342 1342 ± 0.00002349 6.61 6.416/6.748 6.555 ± 0.3869
13 1342 1342/1342 1342 ± 0.00002349 6.984 6.849/7.327 7.002 ± 0.411
14 1342 1342/1342 1342 ± 0.00002349 7.279 6.98/7.496 7.165 ± 0.472
15 1342 1342/1342 1342 ± 0.00002379 6.783 6.487/7.027 6.691 ± 0.4764
16 1342 1342/1342 1342 ± 0.00005697 4.304 4.148/4.512 4.322 ± 0.2541
17 1342 1342/1342 1342 ± 0.00005902 4.337 4.189/4.57 4.373 ± 0.2536
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-11-26 15:33:09.604
End
2024-11-26 16:40:15.473
Duration
1:07:05.869
Note, WebLog generation is not included in the time.

CASA logs for stage 8