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

Statwt Summary Plot

VLASS2.1.sb38513454.eb38563508.59068.92709877314_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 5.538 5.321/5.975 5.702 ± 0.5009
ea02 1342 1342/1342 1342 ± 0.000001511 5.682 5.374/6.434 5.915 ± 0.6452
ea04 1342 1342/1342 1342 ± 0 5.48 5.098/6.008 5.611 ± 0.5383
ea05 1342 1342/1342 1342 ± 0 5.784 5.342/6.236 5.827 ± 0.5739
ea06 1342 1342/1342 1342 ± 0 5.105 4.755/5.393 5.109 ± 0.4345
ea07 1342 1342/1342 1342 ± 0.000001511 5.67 5.393/5.882 5.747 ± 0.4523
ea08 1342 1342/1342 1342 ± 0.000001513 5.903 5.552/6.731 6.145 ± 0.6922
ea09 1342 1342/1342 1342 ± 0 4.848 4.719/5.631 5.115 ± 0.5068
ea10 1342 1342/1342 1342 ± 0.00002198 5.543 5.224/6.338 5.758 ± 0.6016
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.875 5.454/6.31 5.995 ± 0.614
ea13 1342 1342/1342 1342 ± 0 6.055 5.768/6.291 6.104 ± 0.4881
ea14 1342 1342/1342 1342 ± 0 6.47 6.293/6.935 6.562 ± 0.3879
ea15 1342 1342/1342 1342 ± 0 5.652 5.316/6.229 5.857 ± 0.6116
ea16 1342 1342/1342 1342 ± 0 4.735 4.038/5.017 4.575 ± 0.6874
ea17 1342 1342/1342 1342 ± 0.00003038 6.092 5.731/6.666 6.252 ± 0.622
ea18 1342 1342/1342 1342 ± 0 5.202 4.877/5.581 5.269 ± 0.4898
ea19 1342 1342/1342 1342 ± 0 5.958 5.482/6.501 6.072 ± 0.6033
ea20 1342 1342/1342 1342 ± 0 6.178 5.897/6.854 6.368 ± 0.6117
ea21 1342 1342/1342 1342 ± 0 5.641 5.329/6.204 5.795 ± 0.5504
ea22 1342 1342/1342 1342 ± 0 5.486 5.306/6.404 5.804 ± 0.6615
ea23 1342 1342/1342 1342 ± 0 5.848 5.487/6.354 5.996 ± 0.6234
ea25 1342 1342/1342 1342 ± 0 5.37 5.283/5.44 5.358 ± 0.1514
ea26 1342 1342/1342 1342 ± 0 5.603 5.455/6.318 5.874 ± 0.5431
ea27 1342 1342/1342 1342 ± 0.00004037 5.564 5.316/6.396 5.779 ± 0.5894
ea28 1342 1342/1342 1342 ± 0.00005286 6.491 6.015/6.931 6.395 ± 0.5624
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 ± 0.00002498 5.426 5.21/5.659 5.355 ± 0.4633
3 1342 1342/1342 1342 ± 0.00002552 5.267 5.108/5.583 5.278 ± 0.3821
4 1342 1342/1342 1342 ± 0.00002552 5.243 5.051/5.425 5.175 ± 0.4429
5 1342 1342/1342 1342 ± 0.00002498 5.331 5.108/5.46 5.249 ± 0.5313
6 1342 1342/1342 1342 ± 0.00002498 5.388 5.081/5.491 5.278 ± 0.43
7 1342 1342/1342 1342 ± 0.00002498 5.337 5.139/5.476 5.295 ± 0.3823
8 1342 1342/1342 1342 ± 0.00002498 5.37 5.087/5.434 5.248 ± 0.3765
9 1342 1342/1342 1342 ± 0.00002498 5.578 5.338/5.796 5.524 ± 0.4136
10 1342 1342/1342 1342 ± 0.00002447 6.03 5.811/6.166 5.929 ± 0.4099
11 1342 1342/1342 1342 ± 0.00002447 6.271 5.891/6.437 6.154 ± 0.456
12 1342 1342/1342 1342 ± 0.00002447 6.421 6.008/6.536 6.301 ± 0.4387
13 1342 1342/1342 1342 ± 0.00002447 6.79 6.508/7.036 6.713 ± 0.456
14 1342 1342/1342 1342 ± 0.00002447 6.944 6.668/7.214 6.856 ± 0.4795
15 1342 1342/1342 1342 ± 0.00002447 6.63 6.414/6.858 6.527 ± 0.5052
16 1342 1342/1342 1342 ± 0.00004496 5.786 5.42/6.088 5.722 ± 0.4416
17 1342 1342/1342 1342 ± 0.00004443 5.69 5.453/6.042 5.71 ± 0.4004
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38513454.eb38563508.59068.92709877314_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-04-02 02:14:36.559
End
2024-04-02 02:47:36.925
Duration
0:33:00.366
Note, WebLog generation is not included in the time.

CASA logs for stage 7