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

Statwt Summary Plot

VLASS2.1.sb38670183.eb38674470.59118.18849075232_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 5.314 5.124/6.002 5.434 ± 0.7543
ea02 1342 1342/1342 1342 ± 0.00003621 5.899 5.341/6.651 5.892 ± 0.9286
ea03 1342 1342/1342 1342 ± 0.00002605 5.047 4.641/5.937 5.162 ± 0.7942
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.00001187 5.546 5.147/6.293 5.601 ± 0.9032
ea06 1342 1342/1342 1342 ± 0.00003816 4.611 4.538/5.045 4.576 ± 0.5547
ea07 1342 1342/1342 1342 ± 0.00003412 5.857 5.381/6.263 5.742 ± 0.8251
ea08 1342 1342/1342 1342 ± 0.00003552 6.113 5.589/6.857 6.129 ± 0.9984
ea09 1342 1342/1342 1342 ± 0.00002374 5.678 5.223/6.509 5.737 ± 0.8133
ea10 1342 1342/1342 1342 ± 0.00003631 5.838 5.214/6.515 5.705 ± 0.8972
ea11 1342 1342/1342 1342 ± 0.00003682 5.783 5.12/6.419 5.636 ± 0.8898
ea12 1342 1342/1342 1342 ± 0.00003835 5.608 5.266/6.256 5.595 ± 0.9031
ea13 1342 1342/1342 1342 ± 0.00002818 6.011 5.784/6.491 5.993 ± 0.9116
ea14 1342 1342/1342 1342 ± 0.00002712 6.454 5.968/6.757 5.915 ± 1.18
ea15 1342 1342/1342 1342 ± 0.00003893 5.564 5.208/6.368 5.535 ± 0.971
ea16 1342 1342/1342 1342 ± 0.00002344 5.882 5.507/6.805 5.898 ± 1.064
ea17 1342 1342/1342 1342 ± 0.00004104 6.025 5.514/6.743 5.996 ± 0.9859
ea18 1342 1342/1342 1342 ± 0.00003663 4.853 4.568/5.405 4.878 ± 0.6594
ea19 1342 1342/1342 1342 ± 0.00001324 5.427 5.175/6.163 5.524 ± 0.8162
ea20 1342 1342/1342 1342 ± 0.00003768 5.84 5.564/6.569 5.861 ± 0.9438
ea21 1342 1342/1342 1342 ± 0.00001836 5.628 5.352/6.432 5.653 ± 0.9246
ea22 1342 1342/1342 1342 ± 0.00003316 5.45 5.155/6.502 5.687 ± 0.911
ea23 1342 1342/1342 1342 ± 0.00003282 5.874 5.479/6.645 5.884 ± 0.9765
ea25 1342 1342/1342 1342 ± 0.0000378 5.596 5.25/6.204 5.566 ± 0.8211
ea26 1342 1342/1342 1342 ± 0.00002985 5.936 5.642/6.947 6.026 ± 0.9805
ea27 1342 1342/1342 1342 ± 0.00003799 5.514 5.116/6.374 5.55 ± 0.8472
ea28 1342 1342/1342 1342 ± 0.00003635 5.62 5.406/6.571 5.808 ± 0.9052
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 ± 0.00002395 5.347 5.148/5.611 5.354 ± 0.3313
5 1342 1342/1342 1342 ± 0.00002395 5.304 5.027/5.508 5.273 ± 0.4303
6 1342 1342/1342 1342 ± 0.00002395 5.359 5.219/5.462 5.301 ± 0.3336
7 1342 1342/1342 1342 ± 0.00002395 5.324 5.18/5.489 5.309 ± 0.3031
8 1342 1342/1342 1342 ± 0.00002395 5.334 5.144/5.507 5.289 ± 0.3344
9 1342 1342/1342 1342 ± 0.00002395 5.599 5.435/5.88 5.58 ± 0.3607
10 1342 1342/1342 1342 ± 0.0000235 6.078 5.84/6.193 5.99 ± 0.3628
11 1342 1342/1342 1342 ± 0.0000235 6.371 6.188/6.454 6.263 ± 0.3653
12 1342 1342/1342 1342 ± 0.0000235 6.495 6.336/6.642 6.449 ± 0.3934
13 1342 1342/1342 1342 ± 0.0000235 6.759 6.506/6.95 6.665 ± 0.4742
14 1342 1342/1342 1342 ± 0.00002953 6.61 6.22/6.931 6.519 ± 0.6317
15 1342 1342/1342 1342 ± 0.00002512 6.721 6.412/6.941 6.581 ± 0.5445
16 1342 1342/1342 1342 ± 0.00005599 3.631 3.505/3.809 3.654 ± 0.238
17 1342 1342/1342 1342 ± 0.00005544 3.731 3.601/3.871 3.736 ± 0.2201
output_dir
 
vis
VLASS2.1.sb38670183.eb38674470.59118.18849075232_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-02 19:07:43.425
End
2024-11-02 20:29:08.928
Duration
1:21:25.503
Note, WebLog generation is not included in the time.

CASA logs for stage 8