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

Statwt Summary Plot

VLASS2.1.sb38598618.eb38624961.59090.97292246528_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 5.58 5.024/5.839 5.454 ± 0.5102
ea02 1342 1342/1342 1342 ± 0.000006929 5.601 5.175/6.214 5.702 ± 0.616
ea04 1342 1342/1342 1342 ± 0 5.301 4.868/5.936 5.376 ± 0.5656
ea05 1342 1342/1342 1342 ± 0 5.53 5.055/6.049 5.602 ± 0.6006
ea06 1342 1342/1342 1342 ± 0 4.772 4.542/5.191 4.874 ± 0.3871
ea07 1342 1342/1342 1342 ± 0 5.652 5.187/5.982 5.693 ± 0.5447
ea08 1342 1342/1342 1342 ± 0 5.507 5.264/6.377 5.829 ± 0.6532
ea09 1342 1342/1342 1342 ± 0 5.43 4.94/6.074 5.544 ± 0.642
ea10 1342 1342/1342 1342 ± 0.00001601 5.645 5.027/6.32 5.671 ± 0.6632
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.484 5.055/6.149 5.676 ± 0.6427
ea13 1342 1342/1342 1342 ± 0 5.805 5.409/6.127 5.869 ± 0.5103
ea14 1342 1342/1342 1342 ± 0 5.732 5.018/6.152 5.624 ± 0.6286
ea15 1342 1342/1342 1342 ± 0 5.446 4.829/5.968 5.447 ± 0.6601
ea16 1342 1342/1342 1342 ± 0 5.883 5.355/6.395 5.953 ± 0.7141
ea17 1342 1342/1342 1342 ± 0 5.626 5.224/6.069 5.751 ± 0.6104
ea18 1342 1342/1342 1342 ± 0 4.922 4.525/5.404 4.944 ± 0.5193
ea19 1342 1342/1342 1342 ± 0 5.841 5.213/6.356 5.783 ± 0.5945
ea20 1342 1342/1342 1342 ± 0 6.058 5.396/6.593 5.927 ± 0.655
ea21 1342 1342/1342 1342 ± 0 5.449 5.144/6.083 5.604 ± 0.5765
ea22 1342 1342/1342 1342 ± 0 5.415 5.074/6.18 5.616 ± 0.636
ea23 1342 1342/1342 1342 ± 0 5.762 5.225/6.38 5.807 ± 0.6617
ea25 1342 1342/1342 1342 ± 0 5.498 4.939/5.965 5.478 ± 0.5863
ea26 1342 1342/1342 1342 ± 0 6.098 5.365/6.587 5.932 ± 0.6695
ea27 1342 1342/1342 1342 ± 0.00003252 5.4 5.039/6.09 5.539 ± 0.5667
ea28 1342 1342/1342 1342 ± 0 5.396 5.127/6.276 5.649 ± 0.6331
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 ± 0.00002444 5.03 4.91/5.268 5.065 ± 0.2314
3 1342 1342/1342 1342 ± 0.00002444 4.936 4.831/5.181 4.974 ± 0.2368
4 1342 1342/1342 1342 ± 0.00002589 5.048 4.875/5.228 5.016 ± 0.2821
5 1342 1342/1342 1342 ± 0.00002444 5.135 4.908/5.199 5.076 ± 0.2909
6 1342 1342/1342 1342 ± 0.00002445 5.058 4.906/5.189 5.039 ± 0.2749
7 1342 1342/1342 1342 ± 0.00002444 5.091 4.98/5.231 5.09 ± 0.2351
8 1342 1342/1342 1342 ± 0.00002444 5.133 4.909/5.23 5.067 ± 0.2619
9 1342 1342/1342 1342 ± 0.00002444 5.4 5.274/5.623 5.372 ± 0.2938
10 1342 1342/1342 1342 ± 0.00002444 5.818 5.705/6.01 5.792 ± 0.3131
11 1342 1342/1342 1342 ± 0.00002444 6.101 5.9/6.161 6.003 ± 0.3249
12 1342 1342/1342 1342 ± 0.00002444 6.248 6.031/6.379 6.165 ± 0.3372
13 1342 1342/1342 1342 ± 0.00002444 6.608 6.475/6.754 6.569 ± 0.3503
14 1342 1342/1342 1342 ± 0.00002444 6.836 6.582/6.902 6.723 ± 0.3994
15 1342 1342/1342 1342 ± 0.00002444 6.369 6.167/6.517 6.303 ± 0.3487
16 1342 1342/1342 1342 ± 0.00003208 5.762 5.572/5.986 5.76 ± 0.3167
17 1342 1342/1342 1342 ± 0.00003157 5.812 5.601/5.996 5.787 ± 0.3065
vis
VLASS2.1.sb38598618.eb38624961.59090.97292246528_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-31 16:26:51.763
End
2024-12-31 17:34:39.821
Duration
1:07:48.058
Note, WebLog generation is not included in the time.

CASA logs for stage 8