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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.366 5.152/5.784 5.553 ± 0.5029
ea02 1342 1342/1342 1342 ± 0 5.564 5.272/6.334 5.835 ± 0.6332
ea04 1342 1342/1342 1342 ± 0 5.347 5.033/5.944 5.529 ± 0.5494
ea05 1342 1342/1342 1342 ± 0 5.593 5.196/6.081 5.689 ± 0.5782
ea06 1342 1342/1342 1342 ± 0 4.849 4.579/5.366 4.973 ± 0.4545
ea07 1342 1342/1342 1342 ± 0 5.861 5.294/6.146 5.857 ± 0.5814
ea08 1342 1342/1342 1342 ± 0 5.661 5.375/6.48 5.967 ± 0.649
ea09 1342 1342/1342 1342 ± 0 5.483 5.118/6.175 5.631 ± 0.6123
ea10 1342 1342/1342 1342 ± 0 5.865 5.203/6.437 5.835 ± 0.6556
ea11 1342 1342/1342 1342 ± 0 5.706 5.055/6.222 5.722 ± 0.6708
ea12 1342 1342/1342 1342 ± 0 5.626 5.213/6.243 5.817 ± 0.6371
ea13 1342 1342/1342 1342 ± 0 5.888 5.652/6.267 6.04 ± 0.489
ea14 1342 1342/1342 1342 ± 0 5.633 5.128/6.229 5.721 ± 0.657
ea15 1342 1342/1342 1342 ± 0 5.466 5.014/6.116 5.632 ± 0.6678
ea16 1342 1342/1342 1342 ± 0 5.961 5.532/6.595 6.122 ± 0.6982
ea17 1342 1342/1342 1342 ± 0 5.77 5.427/6.311 5.919 ± 0.6058
ea18 1342 1342/1342 1342 ± 0 4.915 4.607/5.371 5.032 ± 0.4975
ea19 1342 1342/1342 1342 ± 0 5.867 5.431/6.61 6.07 ± 0.6583
ea20 1342 1342/1342 1342 ± 0 5.965 5.548/6.588 6.104 ± 0.6487
ea21 1342 1342/1342 1342 ± 0 5.619 5.25/6.145 5.737 ± 0.5663
ea22 1342 1342/1342 1342 ± 0 5.419 5.182/6.282 5.692 ± 0.6531
ea23 1342 1342/1342 1342 ± 0 5.865 5.317/6.324 5.945 ± 0.6816
ea25 1342 1342/1342 1342 ± 0 5.369 5.051/5.942 5.543 ± 0.5644
ea26 1342 1342/1342 1342 ± 0 5.867 5.513/6.763 6.076 ± 0.6423
ea27 1342 1342/1342 1342 ± 0 5.44 5.183/6.207 5.633 ± 0.5702
ea28 1342 1342/1342 1342 ± 0.00001994 5.475 5.246/6.252 5.748 ± 0.6281
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 ± 0.0000235 5.233 5.079/5.459 5.245 ± 0.251
3 1342 1342/1342 1342 ± 0.00002395 5.178 5.03/5.409 5.205 ± 0.2679
4 1342 1342/1342 1342 ± 0.00002395 5.186 4.974/5.278 5.118 ± 0.3076
5 1342 1342/1342 1342 ± 0.0000235 5.206 4.955/5.367 5.191 ± 0.3116
6 1342 1342/1342 1342 ± 0.0000235 5.181 4.963/5.401 5.163 ± 0.2918
7 1342 1342/1342 1342 ± 0.0000235 5.227 5.071/5.361 5.217 ± 0.258
8 1342 1342/1342 1342 ± 0.0000235 5.241 4.998/5.383 5.187 ± 0.2733
9 1342 1342/1342 1342 ± 0.0000235 5.472 5.348/5.729 5.471 ± 0.3192
10 1342 1342/1342 1342 ± 0.0000235 5.921 5.76/6.109 5.89 ± 0.301
11 1342 1342/1342 1342 ± 0.0000235 6.175 6.007/6.285 6.109 ± 0.3098
12 1342 1342/1342 1342 ± 0.0000235 6.315 6.089/6.454 6.271 ± 0.3304
13 1342 1342/1342 1342 ± 0.0000235 6.718 6.65/6.899 6.71 ± 0.3524
14 1342 1342/1342 1342 ± 0.0000235 6.904 6.711/7.142 6.87 ± 0.3849
15 1342 1342/1342 1342 ± 0.0000235 6.62 6.36/6.794 6.532 ± 0.3734
16 1342 1342/1342 1342 ± 0.00002421 5.907 5.571/6.122 5.863 ± 0.3856
17 1342 1342/1342 1342 ± 0.00002736 5.898 5.491/6.133 5.848 ± 0.3808
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
Start time
2025-02-05 03:42:00.563
End
2025-02-05 04:11:22.908
Duration
0:29:22.345
Note, WebLog generation is not included in the time.

CASA logs for stage 8