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

Statwt Summary Plot

VLASS2.1.sb38504727.eb38659863.59113.352947384265_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 6.123 5.82/6.694 6.308 ± 0.5676
ea02 1342 1342/1342 1342 ± 0.00002506 6.499 6.075/6.994 6.562 ± 0.6251
ea04 1342 1342/1342 1342 ± 0 5.723 5.221/6.194 5.791 ± 0.6115
ea05 1342 1342/1342 1342 ± 0 6.072 5.389/6.591 6.035 ± 0.6557
ea06 1342 1342/1342 1342 ± 0 5.326 4.86/5.484 5.213 ± 0.4017
ea07 1342 1342/1342 1342 ± 0.00003322 6.158 5.818/6.625 6.381 ± 0.644
ea08 1342 1342/1342 1342 ± 0.00002856 6.67 6.194/7.289 6.849 ± 0.7222
ea09 1342 1342/1342 1342 ± 0 6.253 5.503/6.749 6.235 ± 0.6398
ea10 1342 1342/1342 1342 ± 0.00003995 6.27 5.824/7.169 6.532 ± 0.7074
ea11 1342 1342/1342 1342 ± 0.00004241 6.186 5.657/6.993 6.426 ± 0.7882
ea12 1342 1342/1342 1342 ± 0.000003221 5.873 5.484/6.57 6.091 ± 0.6629
ea13 1342 1342/1342 1342 ± 0 6.514 5.944/7.062 6.52 ± 0.5398
ea14 1342 1342/1342 1342 ± 0.00002027 6.097 5.497/6.638 6.157 ± 0.6845
ea15 1342 1342/1342 1342 ± 0 6.049 5.323/6.508 6.123 ± 0.7522
ea16 1342 1342/1342 1342 ± 0.000001241 6.377 5.828/6.98 6.466 ± 0.7927
ea17 1342 1342/1342 1342 ± 0.00004643 6.356 6.111/7.14 6.742 ± 0.7491
ea18 1342 1342/1342 1342 ± 0.00002414 5.419 5.126/5.984 5.578 ± 0.5149
ea19 1342 1342/1342 1342 ± 0.000006986 6.27 5.588/6.792 6.32 ± 0.6738
ea20 1342 1342/1342 1342 ± 0.00001271 6.175 5.828/7.047 6.448 ± 0.7058
ea21 1342 1342/1342 1342 ± 0.000008152 5.917 5.47/6.446 6.042 ± 0.5951
ea22 1342 1342/1342 1342 ± 0 6.298 5.584/6.56 6.15 ± 0.6557
ea23 1342 1342/1342 1342 ± 0.00002583 6.07 5.753/6.892 6.406 ± 0.7451
ea25 1342 1342/1342 1342 ± 0.00004444 6.069 5.828/6.768 6.351 ± 0.6997
ea26 1342 1342/1342 1342 ± 0 6.519 5.889/7.132 6.57 ± 0.6574
ea27 1342 1342/1342 1342 ± 0.00004532 6.062 5.937/7.02 6.399 ± 0.6605
ea28 1342 1342/1342 1342 ± 0.00004523 6.322 6.046/7.112 6.645 ± 0.6885
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 5.816 5.467/5.981 5.747 ± 0.3298
5 1342 1342/1342 1342 ± 0.00002351 5.626 5.429/5.908 5.606 ± 0.3682
6 1342 1342/1342 1342 ± 0.00002442 5.631 5.468/5.93 5.651 ± 0.3183
7 1342 1342/1342 1342 ± 0.00002394 5.734 5.458/5.854 5.648 ± 0.3103
8 1342 1342/1342 1342 ± 0.00002394 5.64 5.397/5.863 5.613 ± 0.3375
9 1342 1342/1342 1342 ± 0.00002622 6.021 5.575/6.13 5.867 ± 0.3901
10 1342 1342/1342 1342 ± 0.00002349 6.449 6.104/6.671 6.375 ± 0.4057
11 1342 1342/1342 1342 ± 0.00002349 6.584 6.491/6.893 6.615 ± 0.4274
12 1342 1342/1342 1342 ± 0.00002394 6.79 6.558/7.103 6.78 ± 0.4511
13 1342 1342/1342 1342 ± 0.00002349 7.345 7.073/7.579 7.285 ± 0.4597
14 1342 1342/1342 1342 ± 0.00002349 7.567 7.35/7.82 7.515 ± 0.4975
15 1342 1342/1342 1342 ± 0.00003412 6.925 6.683/7.114 6.837 ± 0.4244
16 1342 1342/1342 1342 ± 0.00005848 5.962 5.641/6.186 5.902 ± 0.4055
17 1342 1342/1342 1342 ± 0.00005563 6.177 5.827/6.425 6.102 ± 0.4462
statwtmode
VLASS-SE
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2025-01-07 07:07:22.908
End
2025-01-07 08:09:41.775
Duration
1:02:18.867
Note, WebLog generation is not included in the time.

CASA logs for stage 8