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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.443 5.185/5.91 5.581 ± 0.5244
ea02 1342 1342/1342 1342 ± 0.00001721 5.69 5.295/6.306 5.839 ± 0.6646
ea04 1342 1342/1342 1342 ± 0 5.548 5.219/6.114 5.712 ± 0.5593
ea05 1342 1342/1342 1342 ± 0 5.583 5.265/6.107 5.708 ± 0.5535
ea06 1342 1342/1342 1342 ± 0 4.888 4.689/5.313 4.995 ± 0.3738
ea07 1342 1342/1342 1342 ± 0 5.847 5.397/6.071 5.864 ± 0.5444
ea08 1342 1342/1342 1342 ± 0.00003036 5.74 5.419/6.506 5.964 ± 0.691
ea09 1342 1342/1342 1342 ± 0.00001612 5.478 5.178/6.336 5.67 ± 0.6054
ea10 1342 1342/1342 1342 ± 0 5.754 5.191/6.399 5.787 ± 0.6563
ea11 1342 1342/1342 1342 ± 0 5.7 5.066/6.17 5.687 ± 0.6124
ea12 1342 1342/1342 1342 ± 0 5.845 5.312/6.299 5.868 ± 0.6206
ea13 1342 1342/1342 1342 ± 0.000005081 5.948 5.644/6.297 6.058 ± 0.5051
ea14 1342 1342/1342 1342 ± 0 5.912 5.192/6.252 5.795 ± 0.6468
ea15 1342 1342/1342 1342 ± 0 5.678 5.199/6.299 5.824 ± 0.6852
ea16 1342 1342/1342 1342 ± 0 6.131 5.618/6.652 6.196 ± 0.7148
ea17 1342 1342/1342 1342 ± 0.0000219 5.828 5.421/6.689 5.971 ± 0.6219
ea18 1342 1342/1342 1342 ± 0 5.052 4.657/5.475 5.066 ± 0.4915
ea19 1342 1342/1342 1342 ± 0 6.017 5.503/6.566 6.058 ± 0.5926
ea20 1342 1342/1342 1342 ± 0 5.93 5.564/6.527 6.053 ± 0.6087
ea21 1342 1342/1342 1342 ± 0 5.669 5.295/6.166 5.759 ± 0.5328
ea22 1342 1342/1342 1342 ± 0.0000154 5.466 5.195/6.278 5.704 ± 0.6673
ea23 1342 1342/1342 1342 ± 0 6.045 5.357/6.457 5.972 ± 0.6554
ea25 1342 1342/1342 1342 ± 0.000001233 5.508 5.063/6.017 5.555 ± 0.5618
ea26 1342 1342/1342 1342 ± 0.000001708 5.832 5.656/6.621 6.078 ± 0.6584
ea27 1342 1342/1342 1342 ± 0.00002378 5.468 5.255/6.278 5.679 ± 0.562
ea28 1342 1342/1342 1342 ± 0.0000391 5.476 5.312/6.312 5.77 ± 0.624
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 5.282 5.136/5.462 5.276 ± 0.2528
3 1342 1342/1342 1342 ± 0.00002408 5.024 4.854/5.257 5.043 ± 0.2708
4 1342 1342/1342 1342 ± 0.0000293 5.096 4.98/5.267 5.103 ± 0.2735
5 1342 1342/1342 1342 ± 0.00002348 5.344 5.086/5.44 5.289 ± 0.2909
6 1342 1342/1342 1342 ± 0.00002348 5.325 5.211/5.501 5.312 ± 0.2973
7 1342 1342/1342 1342 ± 0.00002348 5.285 5.193/5.418 5.277 ± 0.2511
8 1342 1342/1342 1342 ± 0.00002348 5.304 5.141/5.412 5.242 ± 0.2578
9 1342 1342/1342 1342 ± 0.00002348 5.528 5.369/5.738 5.51 ± 0.2965
10 1342 1342/1342 1342 ± 0.00002348 5.931 5.797/6.122 5.925 ± 0.2884
11 1342 1342/1342 1342 ± 0.00002348 6.214 6.044/6.317 6.141 ± 0.3055
12 1342 1342/1342 1342 ± 0.00002348 6.311 6.168/6.457 6.281 ± 0.3246
13 1342 1342/1342 1342 ± 0.00002348 6.723 6.637/6.928 6.717 ± 0.3521
14 1342 1342/1342 1342 ± 0.00002348 6.953 6.764/7.166 6.912 ± 0.3899
15 1342 1342/1342 1342 ± 0.00002348 6.616 6.331/6.721 6.51 ± 0.395
16 1342 1342/1342 1342 ± 0.00004333 5.849 5.55/6.102 5.83 ± 0.3604
17 1342 1342/1342 1342 ± 0.00003871 5.812 5.547/6.101 5.814 ± 0.3551
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2024-05-01 18:00:36.667
End
2024-05-01 18:52:21.241
Duration
0:51:44.574
Note, WebLog generation is not included in the time.

CASA logs for stage 7