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

Statwt Summary Plot

VLASS2.1.sb38610195.eb38638028.59101.102248043986_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 5.877 5.305/6.123 5.76 ± 0.6042
ea02 1342 1342/1342 1342 ± 0.00001496 5.853 5.44/6.508 6.042 ± 0.6883
ea04 1342 1342/1342 1342 ± 0 5.613 5.084/6.142 5.696 ± 0.6162
ea05 1342 1342/1342 1342 ± 0 5.919 5.303/6.398 5.826 ± 0.6186
ea06 1342 1342/1342 1342 ± 0 4.874 4.673/5.24 4.947 ± 0.3523
ea07 1342 1342/1342 1342 ± 0 6.206 5.513/6.349 6.127 ± 0.6237
ea08 1342 1342/1342 1342 ± 0 5.856 5.52/6.646 6.106 ± 0.7038
ea09 1342 1342/1342 1342 ± 0 5.797 5.243/6.411 5.899 ± 0.6921
ea10 1342 1342/1342 1342 ± 0 6.029 5.329/6.622 5.985 ± 0.719
ea11 1342 1342/1342 1342 ± 0 5.986 5.204/6.461 5.944 ± 0.6907
ea12 1342 1342/1342 1342 ± 0 5.659 5.385/6.377 5.984 ± 0.6924
ea13 1342 1342/1342 1342 ± 0 6.188 5.735/6.363 6.137 ± 0.496
ea14 1342 1342/1342 1342 ± 0 6.009 5.253/6.478 5.939 ± 0.7223
ea15 1342 1342/1342 1342 ± 0 5.82 5.125/6.345 5.851 ± 0.7309
ea16 1342 1342/1342 1342 ± 0 6.298 5.679/6.926 6.412 ± 0.8039
ea17 1342 1342/1342 1342 ± 0.000001915 6.045 5.66/6.684 6.224 ± 0.7055
ea18 1342 1342/1342 1342 ± 0 5.125 4.699/5.599 5.184 ± 0.5345
ea19 1342 1342/1342 1342 ± 0 6.328 5.612/6.902 6.338 ± 0.7282
ea20 1342 1342/1342 1342 ± 0 6.3 5.704/6.924 6.292 ± 0.6467
ea21 1342 1342/1342 1342 ± 0 5.943 5.398/6.407 5.948 ± 0.6138
ea22 1342 1342/1342 1342 ± 0 5.415 5.215/6.166 5.704 ± 0.6805
ea23 1342 1342/1342 1342 ± 0 6.255 5.538/6.649 6.21 ± 0.7218
ea25 1342 1342/1342 1342 ± 0 5.486 5.187/6.2 5.68 ± 0.5947
ea26 1342 1342/1342 1342 ± 0 6.266 5.629/6.95 6.282 ± 0.6786
ea27 1342 1342/1342 1342 ± 0.000001602 5.573 5.303/6.473 5.782 ± 0.6498
ea28 1342 1342/1342 1342 ± 0.0000117 5.73 5.397/6.432 5.908 ± 0.6843
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 5.34 5.166/5.621 5.375 ± 0.2771
3 1342 1342/1342 1342 ± 0.00003836 4.877 4.764/5.123 4.92 ± 0.2333
4 1342 1342/1342 1342 ± 0.00002416 5.33 5.02/5.481 5.243 ± 0.3346
5 1342 1342/1342 1342 ± 0.00002348 5.435 5.152/5.617 5.377 ± 0.3265
6 1342 1342/1342 1342 ± 0.00002348 5.314 5.112/5.459 5.29 ± 0.2982
7 1342 1342/1342 1342 ± 0.00002348 5.365 5.202/5.537 5.358 ± 0.2772
8 1342 1342/1342 1342 ± 0.00002348 5.386 5.125/5.51 5.329 ± 0.3032
9 1342 1342/1342 1342 ± 0.00002348 5.636 5.462/5.922 5.62 ± 0.339
10 1342 1342/1342 1342 ± 0.00002348 6.108 5.919/6.302 6.056 ± 0.33
11 1342 1342/1342 1342 ± 0.00002348 6.336 6.206/6.528 6.284 ± 0.3483
12 1342 1342/1342 1342 ± 0.00002392 6.466 6.231/6.684 6.393 ± 0.487
13 1342 1342/1342 1342 ± 0.00002348 6.97 6.763/7.134 6.927 ± 0.4271
14 1342 1342/1342 1342 ± 0.00002348 7.161 6.896/7.422 7.127 ± 0.4658
15 1342 1342/1342 1342 ± 0.0000238 6.832 6.625/7.086 6.756 ± 0.4697
16 1342 1342/1342 1342 ± 0.0000238 6.127 5.869/6.463 6.092 ± 0.4345
17 1342 1342/1342 1342 ± 0.00002485 6.1 5.885/6.353 6.091 ± 0.4005
vis
VLASS2.1.sb38610195.eb38638028.59101.102248043986_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2025-01-08 12:54:20.343
End
2025-01-08 13:56:37.586
Duration
1:02:17.243
Note, WebLog generation is not included in the time.

CASA logs for stage 8