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

Statwt Summary Plot

VLASS2.1.sb38663900.eb38831428.59145.025327407406_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 5.409 5.205/6.09 5.538 ± 0.7908
ea02 1342 1342/1342 1342 ± 0.00004277 5.854 5.212/6.613 5.708 ± 0.9869
ea03 1342 1342/1342 1342 ± 0.00003564 4.926 4.658/5.889 5.115 ± 0.8137
ea04 1342 1342/1342 1342 ± 0.00003936 5.304 5.052/6.103 5.468 ± 0.7469
ea05 1342 1342/1342 1342 ± 0.00003245 5.583 5.103/6.447 5.6 ± 0.921
ea06 1342 1342/1342 1342 ± 0.00002134 4.407 4.161/4.889 4.324 ± 0.7621
ea07 1342 1342/1342 1342 ± 0.00003968 5.815 5.206/6.114 5.718 ± 0.8821
ea08 1342 1342/1342 1342 ± 0.0000413 6.014 5.438/6.703 5.973 ± 0.9687
ea09 1342 1342/1342 1342 ± 0.00004163 5.515 5.046/6.34 5.519 ± 0.8569
ea10 1342 1342/1342 1342 ± 0.00003923 5.882 5.174/6.653 5.807 ± 0.958
ea11 1342 1342/1342 1342 ± 0.00002734 5.725 4.994/6.342 5.538 ± 1.026
ea12 1342 1342/1342 1342 ± 0.00003868 5.515 5.263/6.543 5.744 ± 0.8695
ea13 1342 1342/1342 1342 ± 0.00003704 5.92 5.494/6.265 5.784 ± 0.8938
ea14 1342 1342/1342 1342 ± 0.00004073 5.631 5.075/6.216 5.636 ± 0.9133
ea15 1342 1342/1342 1342 ± 0.00001661 3.754 3.55/4.667 3.899 ± 0.991
ea16 1342 1342/1342 1342 ± 0.00004119 5.811 5.498/6.749 5.895 ± 1.064
ea17 1342 1342/1342 1342 ± 0.00003052 6.073 5.559/7.307 6.125 ± 1.119
ea18 1342 1342/1342 1342 ± 0.00003694 4.74 4.411/5.465 4.856 ± 0.631
ea19 1342 1342/1342 1342 ± 0.00002473 5.507 5.235/6.444 5.661 ± 0.8986
ea20 1342 1342/1342 1342 ± 0.0000373 5.868 5.712/6.986 6.106 ± 1.004
ea21 1342 1342/1342 1342 ± 0.00004109 5.652 5.292/6.393 5.656 ± 0.9494
ea23 1342 1342/1342 1342 ± 0.00003858 5.487 5.141/5.627 5.34 ± 0.644
ea24 1342 1342/1342 1342 ± 0.00004254 5.609 5.245/6.43 5.592 ± 0.8508
ea25 1342 1342/1342 1342 ± 0.00003809 5.536 5.253/6.26 5.585 ± 0.8314
ea26 1342 1342/1342 1342 ± 0.00004155 5.841 5.597/6.728 5.87 ± 0.9527
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00003983 5.418 5.147/6.189 5.534 ± 0.8085
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 ± 0.00002369 5.305 5.056/5.509 5.199 ± 0.5013
5 1342 1342/1342 1342 ± 0.00002369 5.541 5.113/5.755 5.345 ± 0.5877
6 1342 1342/1342 1342 ± 0.00002369 5.217 5.042/5.391 5.132 ± 0.48
7 1342 1342/1342 1342 ± 0.00002369 5.252 5.155/5.492 5.193 ± 0.47
8 1342 1342/1342 1342 ± 0.00002369 5.282 5.166/5.458 5.2 ± 0.4978
9 1342 1342/1342 1342 ± 0.00002369 5.584 5.308/5.844 5.464 ± 0.5196
10 1342 1342/1342 1342 ± 0.00002369 5.936 5.593/6.132 5.788 ± 0.558
11 1342 1342/1342 1342 ± 0.00002369 6.184 5.988/6.313 6.062 ± 0.5171
12 1342 1342/1342 1342 ± 0.00002369 6.346 6.102/6.614 6.252 ± 0.5773
13 1342 1342/1342 1342 ± 0.00002369 6.763 6.517/6.917 6.624 ± 0.5453
14 1342 1342/1342 1342 ± 0.00002379 6.85 6.447/7.012 6.654 ± 0.6167
15 1342 1342/1342 1342 ± 0.00002671 6.597 6.278/6.901 6.487 ± 0.6497
16 1342 1342/1342 1342 ± 0.00004885 3.776 3.617/3.902 3.664 ± 0.4977
17 1342 1342/1342 1342 ± 0.00005042 3.915 3.744/4.076 3.821 ± 0.5273
vis
VLASS2.1.sb38663900.eb38831428.59145.025327407406_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-01-11 15:19:22.681
End
2025-01-11 16:18:30.615
Duration
0:59:07.934
Note, WebLog generation is not included in the time.

CASA logs for stage 8