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

Statwt Summary Plot

VLASS2.2.sb40880919.eb41034540.59559.16303170139_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 6.489 5.957/6.863 6.484 ± 0.602
ea03 1342 1342/1342 1342 ± 0 5.699 5.207/6.74 5.925 ± 0.7351
ea04 1342 1342/1342 1342 ± 0.000004871 6.248 5.757/6.745 6.334 ± 0.6762
ea05 1342 1342/1342 1342 ± 0 6.154 5.869/7.054 6.391 ± 0.7188
ea06 1342 1342/1342 1342 ± 0 6.416 5.884/6.829 6.389 ± 0.6085
ea07 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea08 1342 1342/1342 1342 ± 0 6.138 5.739/6.77 6.257 ± 0.6054
ea09 1342 1342/1342 1342 ± 0 6.155 5.574/6.934 6.289 ± 0.6933
ea10 1342 1342/1342 1342 ± 0 7.14 6.802/7.379 7.049 ± 0.4474
ea11 1342 1342/1342 1342 ± 0 6.249 5.627/6.862 6.321 ± 0.7337
ea12 1342 1342/1342 1342 ± 0 6.552 5.87/7.046 6.596 ± 0.7133
ea13 1342 1342/1342 1342 ± 0 5.776 5.374/6.116 5.852 ± 0.4235
ea14 1342 1342/1342 1342 ± 0 6.598 5.92/7.042 6.576 ± 0.6884
ea15 1342 1342/1342 1342 ± 0 6.018 5.473/6.58 6.078 ± 0.6582
ea16 1342 1342/1342 1342 ± 0 6.577 6.022/7.085 6.613 ± 0.7256
ea17 1342 1342/1342 1342 ± 0 6.9 6.492/7.893 7.104 ± 0.7242
ea18 1342 1342/1342 1342 ± 0 5.211 4.836/5.61 5.251 ± 0.5195
ea19 1342 1342/1342 1342 ± 0 6.656 6.046/7.306 6.686 ± 0.705
ea20 1342 1342/1342 1342 ± 0 5.908 5.667/6.721 6.1 ± 0.6137
ea21 1342 1342/1342 1342 ± 0.00000126 5.503 5.276/6.056 5.701 ± 0.4803
ea22 1342 1342/1342 1342 ± 0 6.286 5.568/6.688 6.181 ± 0.6034
ea23 1342 1342/1342 1342 ± 0 6.301 5.92/6.912 6.492 ± 0.6856
ea24 1342 1342/1342 1342 ± 0 6.098 5.349/6.581 5.964 ± 0.6083
ea25 1342 1342/1342 1342 ± 0 6.863 6.068/7.203 6.77 ± 0.7957
ea26 1342 1342/1342 1342 ± 0 6.741 6.095/7.482 6.784 ± 0.7279
ea27 1342 1342/1342 1342 ± 0 6.048 5.762/7.055 6.367 ± 0.6668
ea28 1342 1342/1342 1342 ± 0 6.248 5.922/7.156 6.54 ± 0.6759
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 ± 0.00002393 5.858 5.645/6.047 5.796 ± 0.3423
4 1342 1342/1342 1342 ± 0.00002393 5.455 5.179/5.764 5.469 ± 0.4354
5 1342 1342/1342 1342 ± 0.00002393 5.816 5.569/6.052 5.775 ± 0.3731
6 1342 1342/1342 1342 ± 0.00002393 5.748 5.472/5.866 5.665 ± 0.3137
7 1342 1342/1342 1342 ± 0.00002393 5.821 5.622/5.924 5.757 ± 0.3241
8 1342 1342/1342 1342 ± 0.00002393 5.671 5.454/5.941 5.704 ± 0.3772
9 1342 1342/1342 1342 ± 0.00002393 6.048 5.758/6.271 6.009 ± 0.3785
10 1342 1342/1342 1342 ± 0.00002348 6.615 6.245/6.73 6.475 ± 0.372
11 1342 1342/1342 1342 ± 0.00002348 6.82 6.57/6.994 6.722 ± 0.3854
12 1342 1342/1342 1342 ± 0.00002348 6.889 6.69/7.106 6.855 ± 0.4547
13 1342 1342/1342 1342 ± 0.00002348 7.399 7.084/7.726 7.33 ± 0.5076
14 1342 1342/1342 1342 ± 0.00002348 7.549 7.28/7.851 7.519 ± 0.5107
15 1342 1342/1342 1342 ± 0.00002348 7.088 6.86/7.501 7.125 ± 0.4782
16 1342 1342/1342 1342 ± 0.00002348 6.344 6.07/6.769 6.392 ± 0.5102
17 1342 1342/1342 1342 ± 0.0000235 6.29 6.081/6.599 6.297 ± 0.4878
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.2.sb40880919.eb41034540.59559.16303170139_split_split.ms
Start time
2025-06-12 09:57:30.692
End
2025-06-12 10:54:48.362
Duration
0:57:17.670
Note, WebLog generation is not included in the time.

CASA logs for stage 8