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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.605 4.933/5.816 5.454 ± 0.5658
ea02 1342 1342/1342 1342 ± 0.00002542 5.683 5.295/6.284 5.733 ± 0.631
ea04 1342 1342/1342 1342 ± 0.000009254 5.21 4.888/5.909 5.413 ± 0.572
ea05 1342 1342/1342 1342 ± 0 5.657 5.06/6.009 5.63 ± 0.6433
ea06 1342 1342/1342 1342 ± 0 4.945 4.592/5.332 4.963 ± 0.4316
ea07 1342 1342/1342 1342 ± 0 5.53 5.01/6.081 5.659 ± 0.5951
ea08 1342 1342/1342 1342 ± 0 5.831 5.35/6.582 5.858 ± 0.7277
ea09 1342 1342/1342 1342 ± 0 5.368 4.923/6.058 5.518 ± 0.6598
ea10 1342 1342/1342 1342 ± 0 5.486 4.884/6.057 5.457 ± 0.5942
ea11 1342 1342/1342 1342 ± 0 5.523 5.01/6.128 5.534 ± 0.6489
ea12 1342 1342/1342 1342 ± 0 5.711 5.025/6.203 5.625 ± 0.6699
ea13 1342 1342/1342 1342 ± 0 5.896 5.455/6.178 5.885 ± 0.5418
ea14 1342 1342/1342 1342 ± 0 5.738 5.137/6.304 5.729 ± 0.7233
ea15 1342 1342/1342 1342 ± 0 5.278 4.787/5.932 5.433 ± 0.6917
ea16 1342 1342/1342 1342 ± 0 6.055 5.315/6.617 5.952 ± 0.7778
ea17 1342 1342/1342 1342 ± 0 5.803 5.404/6.389 5.885 ± 0.6176
ea18 1342 1342/1342 1342 ± 0 4.856 4.536/5.443 5.001 ± 0.5509
ea19 1342 1342/1342 1342 ± 0 5.947 5.169/6.542 5.96 ± 0.6555
ea20 1342 1342/1342 1342 ± 0 5.764 5.211/6.372 5.871 ± 0.7043
ea21 1342 1342/1342 1342 ± 0 5.625 5.238/6.156 5.671 ± 0.5517
ea22 1342 1342/1342 1342 ± 0 5.587 5.025/6.182 5.616 ± 0.6892
ea23 1342 1342/1342 1342 ± 0 5.972 5.232/6.14 5.833 ± 0.5995
ea25 1342 1342/1342 1342 ± 0 5.413 5.079/5.911 5.506 ± 0.6047
ea26 1342 1342/1342 1342 ± 0 5.557 5.195/6.073 5.623 ± 0.6092
ea27 1342 1342/1342 1342 ± 0.00002165 5.456 5.056/6.09 5.536 ± 0.5924
ea28 1342 1342/1342 1342 ± 0 5.786 4.954/6.124 5.678 ± 0.7035
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 ± 0.00002678 5.158 4.973/5.294 5.111 ± 0.3567
3 1342 1342/1342 1342 ± 0.000026 4.871 4.699/5.243 4.943 ± 0.339
4 1342 1342/1342 1342 ± 0.00002615 4.851 4.772/5.143 4.928 ± 0.281
5 1342 1342/1342 1342 ± 0.00002348 5.065 4.732/5.221 5.018 ± 0.3392
6 1342 1342/1342 1342 ± 0.00002348 4.995 4.759/5.167 4.966 ± 0.2788
7 1342 1342/1342 1342 ± 0.00002348 5.015 4.947/5.157 5.05 ± 0.2201
8 1342 1342/1342 1342 ± 0.00002348 5.036 4.843/5.227 5.037 ± 0.2704
9 1342 1342/1342 1342 ± 0.00002348 5.451 5.189/5.55 5.379 ± 0.3281
10 1342 1342/1342 1342 ± 0.00002393 5.789 5.598/5.982 5.762 ± 0.2929
11 1342 1342/1342 1342 ± 0.00002348 6.025 5.848/6.14 5.97 ± 0.2995
12 1342 1342/1342 1342 ± 0.00002348 6.18 6.07/6.296 6.135 ± 0.3064
13 1342 1342/1342 1342 ± 0.00002348 6.642 6.476/6.738 6.599 ± 0.3281
14 1342 1342/1342 1342 ± 0.00002393 6.746 6.536/6.982 6.72 ± 0.3546
15 1342 1342/1342 1342 ± 0.00002393 6.409 6.155/6.564 6.346 ± 0.3237
16 1342 1342/1342 1342 ± 0.00002852 5.809 5.691/5.975 5.779 ± 0.2903
17 1342 1342/1342 1342 ± 0.00002406 5.867 5.641/6.009 5.814 ± 0.2915
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-04-05 01:41:10.967
End
2024-04-05 02:44:13.125
Duration
1:03:02.158
Note, WebLog generation is not included in the time.

CASA logs for stage 7