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 5.729 5.302/5.997 5.689 ± 0.5198
ea02 1342 1342/1342 1342 ± 0 5.867 5.43/6.558 6.028 ± 0.6276
ea04 1342 1342/1342 1342 ± 0.00002314 5.585 5.244/6.159 5.74 ± 0.5527
ea05 1342 1342/1342 1342 ± 0 5.537 5.142/6.039 5.655 ± 0.5694
ea06 1342 1342/1342 1342 ± 0 4.961 4.773/5.326 5.057 ± 0.3524
ea07 1342 1342/1342 1342 ± 0 6.018 5.45/6.219 5.979 ± 0.5443
ea08 1342 1342/1342 1342 ± 0 5.921 5.571/6.605 6.096 ± 0.6478
ea09 1342 1342/1342 1342 ± 0 5.693 5.228/6.196 5.73 ± 0.6065
ea10 1342 1342/1342 1342 ± 0 5.917 5.366/6.566 5.952 ± 0.604
ea11 1342 1342/1342 1342 ± 0 5.899 5.172/6.309 5.843 ± 0.636
ea12 1342 1342/1342 1342 ± 0 6.365 6.179/6.874 6.484 ± 0.4124
ea13 1342 1342/1342 1342 ± 0 6.191 5.736/6.333 6.111 ± 0.4874
ea14 1342 1342/1342 1342 ± 0 5.848 5.227/6.226 5.803 ± 0.6126
ea15 1342 1342/1342 1342 ± 0 5.887 5.293/6.389 5.92 ± 0.6674
ea16 1342 1342/1342 1342 ± 0 6.103 5.541/6.606 6.155 ± 0.6841
ea17 1342 1342/1342 1342 ± 0.00001121 5.991 5.588/6.817 6.137 ± 0.6227
ea18 1342 1342/1342 1342 ± 0 5.129 4.767/5.582 5.198 ± 0.4857
ea19 1342 1342/1342 1342 ± 0 5.98 5.404/6.451 5.961 ± 0.5769
ea20 1342 1342/1342 1342 ± 0 6.059 5.709/6.67 6.21 ± 0.621
ea21 1342 1342/1342 1342 ± 0 5.663 5.278/6.114 5.72 ± 0.5189
ea22 1342 1342/1342 1342 ± 0 5.563 5.289/6.313 5.798 ± 0.632
ea23 1342 1342/1342 1342 ± 0 6.099 5.474/6.526 6.047 ± 0.6387
ea25 1342 1342/1342 1342 ± 0.000003728 5.696 5.239/6.088 5.664 ± 0.5561
ea26 1342 1342/1342 1342 ± 0 6.064 5.647/6.63 6.153 ± 0.6551
ea27 1342 1342/1342 1342 ± 0.000008227 5.587 5.391/6.309 5.767 ± 0.5589
ea28 1342 1342/1342 1342 ± 0.000002779 5.646 5.411/6.462 5.885 ± 0.648
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 ± 0.00002392 5.401 5.24/5.598 5.393 ± 0.2624
3 1342 1342/1342 1342 ± 0.00002556 5.141 4.936/5.32 5.135 ± 0.2517
4 1342 1342/1342 1342 ± 0.0000316 5.252 5.02/5.383 5.187 ± 0.2748
5 1342 1342/1342 1342 ± 0.00002392 5.43 5.2/5.598 5.406 ± 0.2984
6 1342 1342/1342 1342 ± 0.00002392 5.322 5.141/5.488 5.287 ± 0.2851
7 1342 1342/1342 1342 ± 0.00002392 5.365 5.284/5.465 5.35 ± 0.2514
8 1342 1342/1342 1342 ± 0.00002392 5.328 5.157/5.454 5.302 ± 0.2702
9 1342 1342/1342 1342 ± 0.00002392 5.598 5.451/5.85 5.575 ± 0.3154
10 1342 1342/1342 1342 ± 0.00002348 5.99 5.852/6.173 5.967 ± 0.2954
11 1342 1342/1342 1342 ± 0.00002348 6.251 6.042/6.34 6.176 ± 0.3076
12 1342 1342/1342 1342 ± 0.00002348 6.358 6.223/6.533 6.329 ± 0.331
13 1342 1342/1342 1342 ± 0.00002348 6.797 6.629/6.979 6.774 ± 0.3466
14 1342 1342/1342 1342 ± 0.00002348 7.026 6.775/7.231 6.949 ± 0.3864
15 1342 1342/1342 1342 ± 0.00002348 6.62 6.363/6.832 6.571 ± 0.3795
16 1342 1342/1342 1342 ± 0.00002413 5.92 5.721/6.26 5.978 ± 0.3541
17 1342 1342/1342 1342 ± 0.00002366 5.95 5.749/6.245 5.985 ± 0.3323
datacolumn
residual_data
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-05-01 08:15:18.027
End
2024-05-01 09:07:20.908
Duration
0:52:02.881
Note, WebLog generation is not included in the time.

CASA logs for stage 7