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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.908 5.412/6.107 5.858 ± 0.5059
ea02 1342 1342/1342 1342 ± 0 5.981 5.655/6.618 6.162 ± 0.6048
ea04 1342 1342/1342 1342 ± 0 5.554 5.17/6.167 5.682 ± 0.5365
ea05 1342 1342/1342 1342 ± 0 5.926 5.339/6.372 5.858 ± 0.5665
ea06 1342 1342/1342 1342 ± 0 5.206 4.917/5.491 5.24 ± 0.3643
ea07 1342 1342/1342 1342 ± 0 6.172 5.654/6.302 6.125 ± 0.54
ea08 1342 1342/1342 1342 ± 0 6.028 5.704/6.697 6.267 ± 0.6349
ea09 1342 1342/1342 1342 ± 0 5.865 5.319/6.494 5.901 ± 0.5946
ea10 1342 1342/1342 1342 ± 0 5.997 5.396/6.637 6.068 ± 0.6131
ea11 1342 1342/1342 1342 ± 0 5.993 5.257/6.367 5.946 ± 0.622
ea12 1342 1342/1342 1342 ± 0 5.966 5.5/6.455 6.085 ± 0.6393
ea13 1342 1342/1342 1342 ± 0 6.357 5.972/6.517 6.331 ± 0.4654
ea14 1342 1342/1342 1342 ± 0 6 5.33/6.422 5.961 ± 0.6321
ea15 1342 1342/1342 1342 ± 0 5.776 5.19/6.265 5.829 ± 0.6534
ea16 1342 1342/1342 1342 ± 0 6.215 5.77/6.799 6.373 ± 0.6854
ea17 1342 1342/1342 1342 ± 0.000008976 6.165 5.689/6.82 6.216 ± 0.5872
ea18 1342 1342/1342 1342 ± 0 5.159 4.799/5.589 5.231 ± 0.4848
ea19 1342 1342/1342 1342 ± 0 5.944 5.702/6.541 6.244 ± 0.6043
ea20 1342 1342/1342 1342 ± 0 6.336 5.819/6.906 6.335 ± 0.5868
ea21 1342 1342/1342 1342 ± 0 5.897 5.451/6.243 5.916 ± 0.5177
ea22 1342 1342/1342 1342 ± 0 5.675 5.492/6.506 5.929 ± 0.6136
ea23 1342 1342/1342 1342 ± 0 6.233 5.629/6.632 6.221 ± 0.6502
ea25 1342 1342/1342 1342 ± 0 5.639 5.348/6.171 5.783 ± 0.5345
ea26 1342 1342/1342 1342 ± 0 6.303 5.803/6.963 6.326 ± 0.6074
ea27 1342 1342/1342 1342 ± 0.00001481 5.803 5.469/6.444 5.916 ± 0.5492
ea28 1342 1342/1342 1342 ± 0.00001426 5.816 5.54/6.516 6.083 ± 0.5868
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 5.536 5.363/5.796 5.556 ± 0.2758
4 1342 1342/1342 1342 ± 0.00002493 5.491 5.23/5.759 5.476 ± 0.3838
5 1342 1342/1342 1342 ± 0.00002349 5.535 5.275/5.699 5.511 ± 0.332
6 1342 1342/1342 1342 ± 0.00002349 5.413 5.181/5.566 5.384 ± 0.2865
7 1342 1342/1342 1342 ± 0.00002349 5.45 5.264/5.634 5.433 ± 0.2649
8 1342 1342/1342 1342 ± 0.00002349 5.425 5.163/5.57 5.376 ± 0.2785
9 1342 1342/1342 1342 ± 0.00002349 5.677 5.489/5.928 5.64 ± 0.3243
10 1342 1342/1342 1342 ± 0.00002349 6.09 5.926/6.24 6.05 ± 0.3097
11 1342 1342/1342 1342 ± 0.00002349 6.309 6.146/6.431 6.25 ± 0.3077
12 1342 1342/1342 1342 ± 0.00002371 6.439 6.186/6.624 6.385 ± 0.3574
13 1342 1342/1342 1342 ± 0.00002349 6.918 6.758/7.098 6.88 ± 0.3595
14 1342 1342/1342 1342 ± 0.00002349 7.163 6.898/7.392 7.093 ± 0.4046
15 1342 1342/1342 1342 ± 0.00002349 6.767 6.534/7.012 6.7 ± 0.3929
16 1342 1342/1342 1342 ± 0.00002641 5.999 5.743/6.342 6.049 ± 0.3709
17 1342 1342/1342 1342 ± 0.00002569 6.122 5.831/6.385 6.084 ± 0.3512
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-17 05:01:16.523
End
2024-12-17 05:50:23.541
Duration
0:49:07.017
Note, WebLog generation is not included in the time.

CASA logs for stage 8