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 5.52 4.874/5.723 5.378 ± 0.5537
ea02 1342 1342/1342 1342 ± 0.00002542 5.589 5.115/6.213 5.638 ± 0.6411
ea04 1342 1342/1342 1342 ± 0.000009149 5.148 4.882/5.85 5.356 ± 0.5574
ea05 1342 1342/1342 1342 ± 0 5.586 5.009/5.961 5.576 ± 0.6413
ea06 1342 1342/1342 1342 ± 0 4.898 4.527/5.246 4.899 ± 0.4252
ea07 1342 1342/1342 1342 ± 0 5.479 4.976/6.011 5.583 ± 0.5863
ea08 1342 1342/1342 1342 ± 0 5.681 5.268/6.492 5.772 ± 0.7303
ea09 1342 1342/1342 1342 ± 0 5.296 4.85/5.999 5.445 ± 0.6558
ea10 1342 1342/1342 1342 ± 0 5.329 4.799/5.978 5.36 ± 0.5926
ea11 1342 1342/1342 1342 ± 0 5.428 4.927/6.061 5.463 ± 0.6436
ea12 1342 1342/1342 1342 ± 0 5.627 4.959/6.108 5.544 ± 0.6607
ea13 1342 1342/1342 1342 ± 0 5.722 5.377/6.065 5.783 ± 0.5332
ea14 1342 1342/1342 1342 ± 0 5.673 5.07/6.228 5.637 ± 0.7081
ea15 1342 1342/1342 1342 ± 0 5.201 4.7/5.862 5.346 ± 0.6951
ea16 1342 1342/1342 1342 ± 0 5.977 5.226/6.525 5.856 ± 0.769
ea17 1342 1342/1342 1342 ± 0 5.84 5.339/6.3 5.808 ± 0.5966
ea18 1342 1342/1342 1342 ± 0 4.801 4.468/5.37 4.923 ± 0.5489
ea19 1342 1342/1342 1342 ± 0 5.848 5.113/6.45 5.859 ± 0.6402
ea20 1342 1342/1342 1342 ± 0 5.661 5.105/6.289 5.781 ± 0.6977
ea21 1342 1342/1342 1342 ± 0 5.551 5.128/6.084 5.583 ± 0.5475
ea22 1342 1342/1342 1342 ± 0 5.495 4.939/6.108 5.541 ± 0.6827
ea23 1342 1342/1342 1342 ± 0 5.805 5.14/6.047 5.729 ± 0.5929
ea25 1342 1342/1342 1342 ± 0 5.327 5.003/5.816 5.43 ± 0.5881
ea26 1342 1342/1342 1342 ± 0 5.422 5.132/6 5.535 ± 0.5911
ea27 1342 1342/1342 1342 ± 0.00002229 5.364 5.007/6.006 5.453 ± 0.5857
ea28 1342 1342/1342 1342 ± 0 5.722 4.913/6.056 5.607 ± 0.6913
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 5.072 4.899/5.232 5.031 ± 0.3582
3 1342 1342/1342 1342 ± 0.000026 4.777 4.628/5.136 4.864 ± 0.3144
4 1342 1342/1342 1342 ± 0.00002616 4.783 4.679/5.047 4.855 ± 0.3068
5 1342 1342/1342 1342 ± 0.00002348 4.933 4.689/5.135 4.936 ± 0.3336
6 1342 1342/1342 1342 ± 0.00002348 4.943 4.73/5.114 4.922 ± 0.272
7 1342 1342/1342 1342 ± 0.00002348 4.938 4.869/5.076 4.972 ± 0.2145
8 1342 1342/1342 1342 ± 0.00002348 4.968 4.801/5.17 4.968 ± 0.2653
9 1342 1342/1342 1342 ± 0.00002348 5.388 5.129/5.483 5.306 ± 0.3235
10 1342 1342/1342 1342 ± 0.00002393 5.703 5.532/5.897 5.684 ± 0.2887
11 1342 1342/1342 1342 ± 0.00002348 5.941 5.762/6.068 5.893 ± 0.2964
12 1342 1342/1342 1342 ± 0.00002348 6.105 5.994/6.223 6.062 ± 0.3045
13 1342 1342/1342 1342 ± 0.00002348 6.558 6.392/6.704 6.513 ± 0.3195
14 1342 1342/1342 1342 ± 0.00002393 6.664 6.464/6.883 6.637 ± 0.3539
15 1342 1342/1342 1342 ± 0.00002393 6.301 6.047/6.442 6.236 ± 0.3181
16 1342 1342/1342 1342 ± 0.00002848 5.68 5.55/5.83 5.656 ± 0.2696
17 1342 1342/1342 1342 ± 0.00002447 5.767 5.549/5.878 5.697 ± 0.2787
datacolumn
residual_data
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2024-04-05 03:19:24.408
End
2024-04-05 04:21:21.924
Duration
1:01:57.515
Note, WebLog generation is not included in the time.

CASA logs for stage 7