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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.183 5.874/6.984 6.325 ± 0.7497
ea02 1342 1342/1342 1342 ± 0 6.273 5.713/6.645 6.197 ± 0.8514
ea03 1342 1342/1342 1342 ± 0 6.032 5.581/6.796 6.176 ± 0.827
ea04 1342 1342/1342 1342 ± 0 5.637 5.168/6.052 5.642 ± 0.664
ea05 1342 1342/1342 1342 ± 0 6.091 5.583/6.63 6.105 ± 0.7375
ea06 1342 1342/1342 1342 ± 0 5.91 5.248/6.243 5.812 ± 0.7329
ea07 1342 1342/1342 1342 ± 0 6.076 5.503/6.688 6.114 ± 0.8054
ea08 1342 1342/1342 1342 ± 0 6.628 5.922/6.973 6.565 ± 0.6867
ea09 1342 1342/1342 1342 ± 0 5.816 5.356/6.536 6.045 ± 0.6445
ea10 1342 1342/1342 1342 ± 0 5.852 5.385/6.29 5.791 ± 0.7985
ea11 1342 1342/1342 1342 ± 0 5.828 5.476/6.61 5.955 ± 0.759
ea12 1342 1342/1342 1342 ± 0 5.659 5.423/6.295 5.836 ± 0.7157
ea13 1342 1342/1342 1342 ± 0 6.323 5.635/6.486 6.091 ± 0.7918
ea14 1342 1342/1342 1342 ± 0 6.184 5.79/6.686 6.185 ± 0.814
ea15 1342 1342/1342 1342 ± 0 6.857 6.812/7.483 7.072 ± 0.4454
ea17 1342 1342/1342 1342 ± 0 6.412 5.967/7.19 6.455 ± 0.8058
ea18 1342 1342/1342 1342 ± 0 6.417 5.893/7.027 6.509 ± 0.7004
ea19 1342 1342/1342 1342 ± 0 6.101 5.703/6.702 6.182 ± 0.7398
ea20 1342 1342/1342 1342 ± 0 6.58 6.101/7.148 6.628 ± 0.7556
ea21 1342 1342/1342 1342 ± 0 5.452 5.197/5.965 5.517 ± 0.6722
ea22 1342 1342/1342 1342 ± 0 6.222 5.731/6.702 6.236 ± 0.6868
ea23 1342 1342/1342 1342 ± 0.000002989 6.316 5.669/6.525 6.257 ± 0.6473
ea24 1342 1342/1342 1342 ± 0 6.304 5.426/6.686 6.077 ± 0.6556
ea25 1342 1342/1342 1342 ± 0 6.685 5.867/7.122 6.602 ± 0.8453
ea27 1342 1342/1342 1342 ± 0 5.795 5.466/6.487 5.946 ± 0.5624
ea28 1342 1342/1342 1342 ± 0 6.38 5.945/7.198 6.509 ± 0.8166
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 5.634 5.474/5.853 5.65 ± 0.2615
3 1342 1342/1342 1342 ± 0.00002704 4.423 4.031/4.688 4.421 ± 0.6276
4 1342 1342/1342 1342 ± 0.00002426 5.602 5.286/5.783 5.577 ± 0.3314
5 1342 1342/1342 1342 ± 0.00002392 5.606 5.333/5.8 5.609 ± 0.2859
6 1342 1342/1342 1342 ± 0.00002392 5.566 5.355/5.812 5.578 ± 0.2892
7 1342 1342/1342 1342 ± 0.00002392 5.662 5.529/5.865 5.672 ± 0.2551
8 1342 1342/1342 1342 ± 0.00002392 5.596 5.314/5.834 5.581 ± 0.3048
9 1342 1342/1342 1342 ± 0.00002392 5.861 5.714/6.1 5.872 ± 0.3008
10 1342 1342/1342 1342 ± 0.00002348 6.405 6.217/6.464 6.353 ± 0.2872
11 1342 1342/1342 1342 ± 0.00002348 6.58 6.363/6.713 6.558 ± 0.2916
12 1342 1342/1342 1342 ± 0.00002348 6.708 6.465/6.869 6.694 ± 0.3367
13 1342 1342/1342 1342 ± 0.00002348 7.188 6.908/7.484 7.195 ± 0.3606
14 1342 1342/1342 1342 ± 0.00002348 7.438 7.11/7.693 7.374 ± 0.3632
15 1342 1342/1342 1342 ± 0.00002348 7.05 6.718/7.391 7.047 ± 0.3798
16 1342 1342/1342 1342 ± 0.00002358 6.47 6.106/6.926 6.466 ± 0.4404
17 1342 1342/1342 1342 ± 0.00002348 6.474 6.133/6.848 6.444 ± 0.425
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-31 04:36:38.587
End
2025-07-31 05:42:19.760
Duration
1:05:41.173
Note, WebLog generation is not included in the time.

CASA logs for stage 8