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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.524 5.123/6.02 5.63 ± 0.5583
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.000007508 5.468 5.071/6.053 5.603 ± 0.5811
ea05 1342 1342/1342 1342 ± 0 5.712 5.225/6.313 5.807 ± 0.616
ea06 1342 1342/1342 1342 ± 0 5.031 4.791/5.468 5.119 ± 0.4186
ea07 1342 1342/1342 1342 ± 0 5.895 5.356/6.19 5.883 ± 0.5919
ea08 1342 1342/1342 1342 ± 0 5.868 5.377/6.479 5.958 ± 0.6685
ea09 1342 1342/1342 1342 ± 0 5.665 5.051/6.337 5.694 ± 0.63
ea10 1342 1342/1342 1342 ± 0 5.777 5.199/6.478 5.808 ± 0.6618
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.77 5.33/6.349 5.92 ± 0.6415
ea13 1342 1342/1342 1342 ± 0 5.855 5.566/6.275 5.989 ± 0.5178
ea14 1342 1342/1342 1342 ± 0 5.896 5.203/6.305 5.763 ± 0.6474
ea15 1342 1342/1342 1342 ± 0 5.491 5.007/6.08 5.613 ± 0.6755
ea16 1342 1342/1342 1342 ± 0 6.037 5.482/6.58 6.1 ± 0.729
ea17 1342 1342/1342 1342 ± 0.000003908 5.896 5.488/6.436 6.005 ± 0.646
ea18 1342 1342/1342 1342 ± 0.000001093 4.994 4.694/5.423 5.083 ± 0.5243
ea19 1342 1342/1342 1342 ± 0 5.899 5.473/6.542 6.055 ± 0.65
ea20 1342 1342/1342 1342 ± 0 6.026 5.677/6.738 6.165 ± 0.6752
ea21 1342 1342/1342 1342 ± 0 5.543 5.254/6.185 5.708 ± 0.5773
ea22 1342 1342/1342 1342 ± 0 5.582 5.139/6.301 5.693 ± 0.6661
ea23 1342 1342/1342 1342 ± 0 6.014 5.367/6.517 5.976 ± 0.6846
ea25 1342 1342/1342 1342 ± 0 5.558 5.139/6.09 5.589 ± 0.582
ea26 1342 1342/1342 1342 ± 0 5.881 5.451/6.59 6.007 ± 0.6874
ea27 1342 1342/1342 1342 ± 0.00002187 5.49 5.084/6.316 5.655 ± 0.6391
ea28 1342 1342/1342 1342 ± 0 5.534 5.268/6.293 5.758 ± 0.6547
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 ± 0.00002447 5.352 5.135/5.517 5.319 ± 0.2428
3 1342 1342/1342 1342 ± 0.00002633 4.982 4.841/5.215 4.997 ± 0.2763
4 1342 1342/1342 1342 ± 0.0000245 5.078 4.899/5.243 5.072 ± 0.2755
5 1342 1342/1342 1342 ± 0.00002447 5.294 5.064/5.395 5.253 ± 0.2876
6 1342 1342/1342 1342 ± 0.00002468 5.116 4.918/5.23 5.091 ± 0.2481
7 1342 1342/1342 1342 ± 0.00002447 5.301 5.153/5.486 5.292 ± 0.2345
8 1342 1342/1342 1342 ± 0.00002447 5.3 5.061/5.473 5.251 ± 0.2632
9 1342 1342/1342 1342 ± 0.00002447 5.522 5.365/5.785 5.526 ± 0.2911
10 1342 1342/1342 1342 ± 0.00002447 5.979 5.814/6.144 5.946 ± 0.2913
11 1342 1342/1342 1342 ± 0.00002447 6.242 6.072/6.381 6.176 ± 0.3093
12 1342 1342/1342 1342 ± 0.00002447 6.354 6.133/6.522 6.332 ± 0.3299
13 1342 1342/1342 1342 ± 0.00002447 6.728 6.621/6.96 6.744 ± 0.3458
14 1342 1342/1342 1342 ± 0.00002447 6.945 6.743/7.221 6.919 ± 0.3744
15 1342 1342/1342 1342 ± 0.00002447 6.6 6.425/6.767 6.53 ± 0.3479
16 1342 1342/1342 1342 ± 0.00002691 5.936 5.773/6.18 5.926 ± 0.3122
17 1342 1342/1342 1342 ± 0.00002776 5.918 5.774/6.097 5.902 ± 0.2914
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
statwtmode
VLASS-SE
Start time
2024-05-01 11:56:36.435
End
2024-05-01 13:09:22.246
Duration
1:12:45.812
Note, WebLog generation is not included in the time.

CASA logs for stage 7