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 5.302 5.004/5.795 5.455 ± 0.5422
ea02 1342 1342/1342 1342 ± 0 5.487 5.159/6.226 5.732 ± 0.6494
ea04 1342 1342/1342 1342 ± 0 5.357 4.957/5.921 5.474 ± 0.5656
ea05 1342 1342/1342 1342 ± 0 5.512 5.065/6.004 5.594 ± 0.5871
ea06 1342 1342/1342 1342 ± 0 4.766 4.469/5.295 4.886 ± 0.4698
ea07 1342 1342/1342 1342 ± 0 5.746 5.157/6.015 5.726 ± 0.6062
ea08 1342 1342/1342 1342 ± 0 5.628 5.228/6.376 5.861 ± 0.6747
ea09 1342 1342/1342 1342 ± 0 5.366 5.005/6.096 5.536 ± 0.6345
ea10 1342 1342/1342 1342 ± 0 5.66 5.016/6.341 5.671 ± 0.6787
ea11 1342 1342/1342 1342 ± 0 5.65 5.078/6.147 5.679 ± 0.6434
ea12 1342 1342/1342 1342 ± 0 5.54 5.111/6.207 5.726 ± 0.6508
ea13 1342 1342/1342 1342 ± 0 5.742 5.496/6.177 5.904 ± 0.5025
ea14 1342 1342/1342 1342 ± 0 5.543 5.022/6.117 5.603 ± 0.6825
ea15 1342 1342/1342 1342 ± 0 5.351 4.865/5.998 5.497 ± 0.6931
ea16 1342 1342/1342 1342 ± 0 5.847 5.385/6.472 5.987 ± 0.7105
ea17 1342 1342/1342 1342 ± 0.000001169 5.656 5.257/6.246 5.795 ± 0.6334
ea18 1342 1342/1342 1342 ± 0 4.843 4.517/5.287 4.956 ± 0.5163
ea19 1342 1342/1342 1342 ± 0 5.74 5.325/6.447 5.949 ± 0.6653
ea20 1342 1342/1342 1342 ± 0 5.814 5.435/6.494 5.964 ± 0.6709
ea21 1342 1342/1342 1342 ± 0 5.45 5.101/6.025 5.593 ± 0.5778
ea22 1342 1342/1342 1342 ± 0 5.341 5.035/6.178 5.572 ± 0.6806
ea23 1342 1342/1342 1342 ± 0 5.768 5.201/6.192 5.818 ± 0.7033
ea25 1342 1342/1342 1342 ± 0 5.313 4.946/5.893 5.451 ± 0.584
ea26 1342 1342/1342 1342 ± 0 5.75 5.367/6.647 5.922 ± 0.6788
ea27 1342 1342/1342 1342 ± 0 5.292 5.019/6.095 5.5 ± 0.598
ea28 1342 1342/1342 1342 ± 0.00002796 5.406 5.13/6.197 5.653 ± 0.6424
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 ± 0.00002349 5.125 4.989/5.361 5.143 ± 0.2428
3 1342 1342/1342 1342 ± 0.00002393 5.083 4.898/5.21 5.048 ± 0.2461
4 1342 1342/1342 1342 ± 0.00002467 4.986 4.789/5.127 4.957 ± 0.2973
5 1342 1342/1342 1342 ± 0.00002349 5.06 4.807/5.175 5.041 ± 0.2923
6 1342 1342/1342 1342 ± 0.00002349 5.042 4.836/5.203 5.022 ± 0.2775
7 1342 1342/1342 1342 ± 0.00002349 5.11 4.956/5.231 5.087 ± 0.2498
8 1342 1342/1342 1342 ± 0.00002349 5.115 4.894/5.245 5.073 ± 0.2658
9 1342 1342/1342 1342 ± 0.00002349 5.357 5.254/5.603 5.352 ± 0.3034
10 1342 1342/1342 1342 ± 0.00002349 5.827 5.696/5.972 5.789 ± 0.2814
11 1342 1342/1342 1342 ± 0.00002349 6.079 5.918/6.17 6.02 ± 0.2996
12 1342 1342/1342 1342 ± 0.00002349 6.253 6.047/6.358 6.19 ± 0.3215
13 1342 1342/1342 1342 ± 0.00002349 6.638 6.529/6.817 6.619 ± 0.3415
14 1342 1342/1342 1342 ± 0.00002349 6.826 6.644/7.018 6.794 ± 0.372
15 1342 1342/1342 1342 ± 0.00002349 6.503 6.256/6.691 6.434 ± 0.3619
16 1342 1342/1342 1342 ± 0.00002596 5.783 5.486/5.984 5.771 ± 0.355
17 1342 1342/1342 1342 ± 0.00002983 5.72 5.508/5.984 5.733 ± 0.3389
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-17 11:27:16.763
End
2024-12-17 12:21:04.515
Duration
0:53:47.752
Note, WebLog generation is not included in the time.

CASA logs for stage 8