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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.185 5.047/6.121 5.557 ± 0.6906
ea02 1342 1342/1342 1342 ± 0.00002847 6.214 5.02/7.009 5.965 ± 0.9597
ea04 1342 1342/1342 1342 ± 0.00001088 5.421 4.915/5.956 5.453 ± 0.7262
ea05 1342 1342/1342 1342 ± 0.000008177 5.54 4.963/6.578 5.776 ± 0.8267
ea06 1342 1342/1342 1342 ± 0.00001843 4.653 4.275/5.305 4.797 ± 0.6077
ea07 1342 1342/1342 1342 ± 0.00004222 5.561 5.198/6.335 5.812 ± 0.8692
ea08 1342 1342/1342 1342 ± 0.00004054 5.461 5.299/6.795 6.037 ± 0.9493
ea09 1342 1342/1342 1342 ± 0.00001672 5.629 5.049/6.565 5.779 ± 0.7942
ea10 1342 1342/1342 1342 ± 0.00004335 5.45 5.029/6.618 5.768 ± 0.9085
ea11 1342 1342/1342 1342 ± 0.00004215 5.534 4.823/6.438 5.661 ± 0.9558
ea12 1342 1342/1342 1342 ± 0.00002145 5.643 5.037/6.286 5.705 ± 0.8603
ea13 1342 1342/1342 1342 ± 0 5.932 5.262/6.469 5.988 ± 0.7594
ea14 1342 1342/1342 1342 ± 0.000038 5.277 5.032/6.391 5.686 ± 0.823
ea15 1342 1342/1342 1342 ± 0.000008702 5.073 4.888/6.2 5.54 ± 0.8466
ea16 1342 1342/1342 1342 ± 0.0000143 5.624 5.177/6.871 6.005 ± 1.057
ea17 1342 1342/1342 1342 ± 0.0000418 5.663 5.392/6.453 5.96 ± 0.8613
ea18 1342 1342/1342 1342 ± 0.00003988 4.824 4.549/5.418 5.016 ± 0.6226
ea19 1342 1342/1342 1342 ± 0.0000198 5.71 5.381/6.872 6.103 ± 0.8885
ea20 1342 1342/1342 1342 ± 0.00003412 5.799 5.522/6.74 6.021 ± 0.9282
ea21 1342 1342/1342 1342 ± 0.0000233 5.393 5.165/6.409 5.742 ± 0.8325
ea22 1342 1342/1342 1342 ± 0.00001973 5.075 4.921/6.268 5.564 ± 0.7733
ea23 1342 1342/1342 1342 ± 0.00004164 5.845 5.204/6.645 5.895 ± 0.988
ea25 1342 1342/1342 1342 ± 0.00004093 5.189 5.023/6.111 5.539 ± 0.8127
ea26 1342 1342/1342 1342 ± 0 5.627 5.482/6.991 6.145 ± 0.8622
ea27 1342 1342/1342 1342 ± 0.00004207 5.336 5.229/6.41 5.687 ± 0.801
ea28 1342 1342/1342 1342 ± 0.00004403 5.564 5.166/6.505 5.812 ± 0.8917
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 ± 0.00002352 5.298 5.027/5.56 5.283 ± 0.303
6 1342 1342/1342 1342 ± 0.00002352 5.125 4.886/5.231 5.05 ± 0.2833
7 1342 1342/1342 1342 ± 0.00002389 5.166 5.004/5.252 5.104 ± 0.2842
8 1342 1342/1342 1342 ± 0.00002352 5.065 4.954/5.219 5.065 ± 0.2973
9 1342 1342/1342 1342 ± 0.00002632 5.318 5.073/5.492 5.278 ± 0.2805
10 1342 1342/1342 1342 ± 0.00002352 6.039 5.87/6.204 5.985 ± 0.3179
11 1342 1342/1342 1342 ± 0.00002352 6.317 6.12/6.441 6.269 ± 0.337
12 1342 1342/1342 1342 ± 0.00002352 6.548 6.335/6.656 6.476 ± 0.3691
13 1342 1342/1342 1342 ± 0.00002352 6.993 6.785/7.218 6.938 ± 0.4057
14 1342 1342/1342 1342 ± 0.00002352 7.163 6.992/7.408 7.133 ± 0.451
15 1342 1342/1342 1342 ± 0.00002466 6.474 6.077/6.811 6.418 ± 0.5928
16 1342 1342/1342 1342 ± 0.00006103 4.535 4.371/4.735 4.553 ± 0.2608
17 1342 1342/1342 1342 ± 0.00006086 4.751 4.587/4.994 4.799 ± 0.3152
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
output_dir
 
Start time
2024-11-02 19:29:01.582
End
2024-11-02 20:31:27.723
Duration
1:02:26.140
Note, WebLog generation is not included in the time.

CASA logs for stage 8