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

Statwt Summary Plot

VLASS2.2.sb40879186.eb40941791.59520.340825879626_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 6.312 5.804/6.725 6.349 ± 0.6376
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.00003132 5.791 5.413/6.247 5.92 ± 0.5828
ea06 1342 1342/1342 1342 ± 0 6.035 5.609/6.429 6.037 ± 0.5897
ea07 1342 1342/1342 1342 ± 0 6.095 5.609/6.246 6.099 ± 0.558
ea08 1342 1342/1342 1342 ± 0.00002059 6.328 5.879/6.797 6.42 ± 0.6003
ea09 1342 1342/1342 1342 ± 0 6.109 5.607/6.732 6.231 ± 0.6119
ea10 1342 1342/1342 1342 ± 0.00000144 6.04 5.701/6.898 6.221 ± 0.6592
ea11 1342 1342/1342 1342 ± 0 6.044 5.725/6.559 6.189 ± 0.5951
ea12 1342 1342/1342 1342 ± 0 6.255 5.748/6.729 6.322 ± 0.6474
ea13 1342 1342/1342 1342 ± 0.000009784 5.849 5.673/6.22 5.969 ± 0.4715
ea14 1342 1342/1342 1342 ± 0.00000144 6.272 5.975/6.947 6.465 ± 0.6861
ea15 1342 1342/1342 1342 ± 0 5.664 5.339/6.117 5.786 ± 0.5421
ea16 1342 1342/1342 1342 ± 0 6.35 5.942/6.869 6.472 ± 0.6735
ea17 1342 1342/1342 1342 ± 0 6.44 6.128/7.354 6.669 ± 0.6561
ea18 1342 1342/1342 1342 ± 0 5.13 4.71/5.507 5.189 ± 0.4708
ea19 1342 1342/1342 1342 ± 0 6.43 6.145/7.238 6.602 ± 0.7116
ea20 1342 1342/1342 1342 ± 0 6.017 5.835/6.958 6.31 ± 0.6146
ea21 1342 1342/1342 1342 ± 0 5.962 5.727/6.611 6.222 ± 0.5803
ea22 1342 1342/1342 1342 ± 0 6.156 5.572/6.473 6.1 ± 0.6369
ea23 1342 1342/1342 1342 ± 0 6.216 6.005/6.859 6.483 ± 0.65
ea24 1342 1342/1342 1342 ± 0 6.006 5.205/6.426 5.856 ± 0.5853
ea26 1342 1342/1342 1342 ± 0 6.346 5.917/7.144 6.493 ± 0.7057
ea27 1342 1342/1342 1342 ± 0 6.122 5.874/7.056 6.377 ± 0.6985
ea28 1342 1342/1342 1342 ± 0 5.993 5.846/6.939 6.354 ± 0.7109
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 ± 0.00002447 5.858 5.66/6.003 5.799 ± 0.3474
4 1342 1342/1342 1342 ± 0.00003674 5.255 5.05/5.379 5.245 ± 0.2826
5 1342 1342/1342 1342 ± 0.00002447 5.824 5.595/5.938 5.73 ± 0.3576
6 1342 1342/1342 1342 ± 0.00002447 5.726 5.48/5.866 5.642 ± 0.3021
7 1342 1342/1342 1342 ± 0.00002447 5.732 5.46/5.907 5.678 ± 0.3238
8 1342 1342/1342 1342 ± 0.00002447 5.639 5.348/5.828 5.593 ± 0.363
9 1342 1342/1342 1342 ± 0.00002447 5.982 5.656/6.131 5.858 ± 0.3644
10 1342 1342/1342 1342 ± 0.00002447 6.373 6.144/6.577 6.284 ± 0.3673
11 1342 1342/1342 1342 ± 0.00002447 6.555 6.342/6.777 6.515 ± 0.3764
12 1342 1342/1342 1342 ± 0.00002447 6.727 6.415/6.946 6.658 ± 0.4157
13 1342 1342/1342 1342 ± 0.00002447 7.134 6.865/7.512 7.123 ± 0.4366
14 1342 1342/1342 1342 ± 0.00002447 7.334 7.167/7.698 7.343 ± 0.4265
15 1342 1342/1342 1342 ± 0.00002447 7.048 6.723/7.332 7.017 ± 0.4111
16 1342 1342/1342 1342 ± 0.00002452 6.125 5.951/6.41 6.17 ± 0.3784
17 1342 1342/1342 1342 ± 0.00002963 6.15 5.784/6.277 6.053 ± 0.3766
overwrite_modelcol
False
vis
VLASS2.2.sb40879186.eb40941791.59520.340825879626_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2025-04-18 04:45:55.234
End
2025-04-18 05:19:40.077
Duration
0:33:44.843
Note, WebLog generation is not included in the time.

CASA logs for stage 8