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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.526 5.334/5.988 5.714 ± 0.5413
ea02 1342 1342/1342 1342 ± 0.00001079 5.799 5.47/6.446 5.985 ± 0.6385
ea04 1342 1342/1342 1342 ± 0 5.486 5.177/5.951 5.587 ± 0.4747
ea05 1342 1342/1342 1342 ± 0 5.815 5.454/6.295 5.895 ± 0.5736
ea06 1342 1342/1342 1342 ± 0 5.446 5.101/5.878 5.509 ± 0.4554
ea07 1342 1342/1342 1342 ± 0 5.205 5.159/5.46 5.309 ± 0.2221
ea08 1342 1342/1342 1342 ± 0.00002771 5.892 5.599/6.655 6.131 ± 0.671
ea09 1342 1342/1342 1342 ± 0 5.132 4.985/5.773 5.347 ± 0.4406
ea10 1342 1342/1342 1342 ± 0.00003396 5.176 4.96/5.918 5.376 ± 0.5409
ea11 1342 1342/1342 1342 ± 0.000006513 5.748 5.409/6.404 5.915 ± 0.5929
ea13 1342 1342/1342 1342 ± 0 6.015 5.849/6.298 6.164 ± 0.4422
ea14 1342 1342/1342 1342 ± 0 5.733 5.417/6.419 5.934 ± 0.6094
ea15 1342 1342/1342 1342 ± 0 5.769 5.434/6.375 5.97 ± 0.6272
ea16 1342 1342/1342 1342 ± 0 6 5.641/6.443 6.156 ± 0.6471
ea17 1342 1342/1342 1342 ± 0.000006536 5.73 5.583/5.898 5.724 ± 0.2048
ea18 1342 1342/1342 1342 ± 0.000004245 5.128 4.834/5.545 5.215 ± 0.5008
ea19 1342 1342/1342 1342 ± 0 5.741 5.629/5.899 5.759 ± 0.1337
ea20 1342 1342/1342 1342 ± 0 6.029 5.736/6.646 6.176 ± 0.5876
ea21 1342 1342/1342 1342 ± 0 5.612 5.42/6.175 5.803 ± 0.4813
ea22 1342 1342/1342 1342 ± 0 5.475 5.275/6.324 5.79 ± 0.634
ea23 1342 1342/1342 1342 ± 0.000006706 5.848 5.582/6.418 6.068 ± 0.6304
ea24 1342 1342/1342 1342 ± 0 5.649 5.128/6.248 5.686 ± 0.5922
ea25 1342 1342/1342 1342 ± 0.000007032 5.584 5.353/6.234 5.796 ± 0.585
ea26 1342 1342/1342 1342 ± 0 5.962 5.8/6.752 6.255 ± 0.6481
ea27 1342 1342/1342 1342 ± 0.000007787 5.5 5.261/5.581 5.43 ± 0.1938
ea28 1342 1342/1342 1342 ± 0.00003977 5.703 5.507/6.472 5.948 ± 0.6314
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 ± 0.00002375 5.555 5.366/5.703 5.519 ± 0.2667
3 1342 1342/1342 1342 ± 0.00002475 5.16 5.042/5.422 5.227 ± 0.3156
4 1342 1342/1342 1342 ± 0.00002403 5.438 5.218/5.648 5.424 ± 0.3278
5 1342 1342/1342 1342 ± 0.00002375 5.469 5.244/5.66 5.44 ± 0.304
6 1342 1342/1342 1342 ± 0.00002375 5.437 5.127/5.588 5.378 ± 0.2743
7 1342 1342/1342 1342 ± 0.00002375 5.437 5.136/5.6 5.414 ± 0.2642
8 1342 1342/1342 1342 ± 0.00002375 5.424 5.09/5.543 5.36 ± 0.2953
9 1342 1342/1342 1342 ± 0.00002375 5.683 5.47/5.902 5.63 ± 0.3212
10 1342 1342/1342 1342 ± 0.00002577 6.067 5.871/6.236 6.005 ± 0.3274
11 1342 1342/1342 1342 ± 0.00002577 6.292 5.932/6.404 6.229 ± 0.3124
12 1342 1342/1342 1342 ± 0.00002577 6.441 6.201/6.575 6.362 ± 0.318
13 1342 1342/1342 1342 ± 0.00002577 6.899 6.434/7.053 6.772 ± 0.3752
14 1342 1342/1342 1342 ± 0.00002577 7.049 6.638/7.217 6.952 ± 0.4009
15 1342 1342/1342 1342 ± 0.00002577 6.704 6.398/6.917 6.595 ± 0.4181
16 1342 1342/1342 1342 ± 0.00004169 5.687 5.466/6.026 5.716 ± 0.3529
17 1342 1342/1342 1342 ± 0.00004103 5.682 5.565/5.985 5.751 ± 0.3243
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
output_dir
 
Start time
2024-04-13 04:37:07.769
End
2024-04-13 05:47:13.219
Duration
1:10:05.450
Note, WebLog generation is not included in the time.

CASA logs for stage 7