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

Statwt Summary Plot

VLASS3.2.sb45663667.eb45887130.60436.11477922453_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 6.038 5.675/6.482 6.099 ± 0.6744
ea02 1342 1342/1342 1342 ± 0 6.21 5.609/6.509 6.2 ± 0.6787
ea03 1342 1342/1342 1342 ± 0 6.161 5.476/6.769 6.197 ± 0.722
ea04 1342 1342/1342 1342 ± 0.000003837 5.442 4.999/5.869 5.46 ± 0.6062
ea05 1342 1342/1342 1342 ± 0.000003837 5.942 5.377/6.554 5.986 ± 0.7251
ea06 1342 1342/1342 1342 ± 0 6.055 5.13/6.156 5.776 ± 0.6223
ea07 1342 1342/1342 1342 ± 0.000001214 5.895 5.325/6.352 5.939 ± 0.7174
ea08 1342 1342/1342 1342 ± 0.000001215 6.436 5.702/6.862 6.404 ± 0.6899
ea09 1342 1342/1342 1342 ± 0 5.778 5.257/6.548 5.899 ± 0.6913
ea10 1342 1342/1342 1342 ± 0.000001723 5.515 4.978/5.974 5.502 ± 0.6392
ea11 1342 1342/1342 1342 ± 0.000006644 5.429 5.099/6.26 5.589 ± 0.7091
ea12 1342 1342/1342 1342 ± 0 5.592 5.294/6.159 5.751 ± 0.6464
ea13 1342 1342/1342 1342 ± 0.0000177 5.866 5.521/6.263 5.849 ± 0.6874
ea14 1342 1342/1342 1342 ± 0.000005146 6.078 5.638/6.559 6.125 ± 0.6719
ea15 1342 1342/1342 1342 ± 0.00001232 6.08 5.568/6.659 6.14 ± 0.8071
ea16 1342 1342/1342 1342 ± 0.000001717 6.184 5.638/6.798 6.295 ± 0.7408
ea17 1342 1342/1342 1342 ± 0 6.239 5.8/6.894 6.333 ± 0.7698
ea18 1342 1342/1342 1342 ± 0 6.4 5.96/7.012 6.508 ± 0.6942
ea19 1342 1342/1342 1342 ± 0.000001215 5.963 5.487/6.475 6.008 ± 0.6797
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.467 5.146/5.917 5.58 ± 0.4927
ea22 1342 1342/1342 1342 ± 0.000001717 6.129 5.633/6.594 6.165 ± 0.6792
ea23 1342 1342/1342 1342 ± 0.000004203 6.023 5.49/6.349 6.014 ± 0.7291
ea24 1342 1342/1342 1342 ± 0 6.305 5.327/6.713 6.026 ± 0.6973
ea25 1342 1342/1342 1342 ± 0 6.564 5.794/7.06 6.527 ± 0.8179
ea27 1342 1342/1342 1342 ± 0.000001214 5.854 5.261/6.508 5.922 ± 0.7117
ea28 1342 1342/1342 1342 ± 0 6.341 5.726/6.897 6.33 ± 0.6482
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 ± 0.00002348 5.485 5.308/5.719 5.51 ± 0.2676
3 1342 1342/1342 1342 ± 0.00003413 4.786 4.534/5.185 4.838 ± 0.4868
4 1342 1342/1342 1342 ± 0.00002348 5.354 5.124/5.603 5.342 ± 0.3396
5 1342 1342/1342 1342 ± 0.00002348 5.5 5.252/5.814 5.527 ± 0.3308
6 1342 1342/1342 1342 ± 0.00002348 5.316 5.012/5.504 5.273 ± 0.2994
7 1342 1342/1342 1342 ± 0.00002348 5.554 5.407/5.71 5.514 ± 0.2579
8 1342 1342/1342 1342 ± 0.00002348 5.458 5.267/5.647 5.441 ± 0.2794
9 1342 1342/1342 1342 ± 0.00002348 5.735 5.641/5.97 5.751 ± 0.2907
10 1342 1342/1342 1342 ± 0.00002348 6.255 6.078/6.333 6.196 ± 0.2634
11 1342 1342/1342 1342 ± 0.00002348 6.477 6.259/6.591 6.413 ± 0.2897
12 1342 1342/1342 1342 ± 0.00002348 6.587 6.298/6.772 6.554 ± 0.3403
13 1342 1342/1342 1342 ± 0.00002348 7.074 6.71/7.295 7.016 ± 0.3663
14 1342 1342/1342 1342 ± 0.00002348 7.297 6.961/7.457 7.219 ± 0.3895
15 1342 1342/1342 1342 ± 0.00002348 7.007 6.625/7.268 6.929 ± 0.3932
16 1342 1342/1342 1342 ± 0.00002348 6.345 6.115/6.594 6.304 ± 0.3966
17 1342 1342/1342 1342 ± 0.00002348 6.315 6.102/6.492 6.255 ± 0.3903
statwtmode
VLASS-SE
output_dir
 
vis
VLASS3.2.sb45663667.eb45887130.60436.11477922453_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-07-25 19:47:32.874
End
2025-07-25 20:44:03.929
Duration
0:56:31.055
Note, WebLog generation is not included in the time.

CASA logs for stage 8