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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.231/5.928 5.632 ± 0.5082
ea02 1342 1342/1342 1342 ± 0 5.734 5.352/6.352 5.914 ± 0.6415
ea04 1342 1342/1342 1342 ± 0 5.585 5.223/6.126 5.731 ± 0.5379
ea05 1342 1342/1342 1342 ± 0 5.696 5.371/6.174 5.796 ± 0.552
ea06 1342 1342/1342 1342 ± 0 4.934 4.725/5.325 5.031 ± 0.3583
ea07 1342 1342/1342 1342 ± 0 5.888 5.445/6.134 5.917 ± 0.5558
ea08 1342 1342/1342 1342 ± 0.000003024 5.786 5.481/6.538 6.017 ± 0.6628
ea09 1342 1342/1342 1342 ± 0 5.621 5.226/6.224 5.715 ± 0.62
ea10 1342 1342/1342 1342 ± 0 5.833 5.284/6.453 5.87 ± 0.6515
ea11 1342 1342/1342 1342 ± 0 5.731 5.188/6.209 5.736 ± 0.6188
ea12 1342 1342/1342 1342 ± 0 6.094 5.478/6.355 6.089 ± 0.6109
ea13 1342 1342/1342 1342 ± 0 6.075 5.726/6.363 6.146 ± 0.5096
ea14 1342 1342/1342 1342 ± 0 5.684 5.163/6.25 5.778 ± 0.6275
ea15 1342 1342/1342 1342 ± 0 5.716 5.223/6.321 5.855 ± 0.6728
ea16 1342 1342/1342 1342 ± 0 6.037 5.639/6.596 6.182 ± 0.6648
ea17 1342 1342/1342 1342 ± 0.00001792 5.847 5.507/6.454 6.027 ± 0.6049
ea18 1342 1342/1342 1342 ± 0 4.984 4.677/5.456 5.108 ± 0.5003
ea19 1342 1342/1342 1342 ± 0 5.855 5.567/6.4 6.053 ± 0.5589
ea20 1342 1342/1342 1342 ± 0 6.012 5.612/6.609 6.136 ± 0.6298
ea21 1342 1342/1342 1342 ± 0 5.583 5.329/6.107 5.754 ± 0.5079
ea22 1342 1342/1342 1342 ± 0 5.514 5.251/6.332 5.764 ± 0.6512
ea23 1342 1342/1342 1342 ± 0 5.959 5.477/6.334 6.018 ± 0.6405
ea25 1342 1342/1342 1342 ± 0 5.49 5.133/5.951 5.59 ± 0.5718
ea26 1342 1342/1342 1342 ± 0 5.968 5.716/6.67 6.156 ± 0.6406
ea27 1342 1342/1342 1342 ± 0.00001552 5.484 5.249/6.278 5.698 ± 0.5779
ea28 1342 1342/1342 1342 ± 0.00002093 5.538 5.357/6.28 5.788 ± 0.6362
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 ± 0.00002368 5.357 5.194/5.575 5.366 ± 0.2652
3 1342 1342/1342 1342 ± 0.00002391 5.1 4.875/5.329 5.122 ± 0.2895
4 1342 1342/1342 1342 ± 0.00002368 5.245 5.119/5.466 5.251 ± 0.2921
5 1342 1342/1342 1342 ± 0.00002368 5.43 5.128/5.496 5.346 ± 0.2949
6 1342 1342/1342 1342 ± 0.00002368 5.38 5.189/5.505 5.337 ± 0.3041
7 1342 1342/1342 1342 ± 0.00002368 5.316 5.238/5.471 5.323 ± 0.2583
8 1342 1342/1342 1342 ± 0.00002368 5.305 5.16/5.419 5.28 ± 0.2632
9 1342 1342/1342 1342 ± 0.00002368 5.578 5.405/5.819 5.552 ± 0.3057
10 1342 1342/1342 1342 ± 0.00002348 5.969 5.843/6.128 5.957 ± 0.2946
11 1342 1342/1342 1342 ± 0.00002348 6.242 6.076/6.316 6.166 ± 0.3096
12 1342 1342/1342 1342 ± 0.00002348 6.353 6.183/6.511 6.318 ± 0.3294
13 1342 1342/1342 1342 ± 0.00002348 6.799 6.655/6.982 6.764 ± 0.3507
14 1342 1342/1342 1342 ± 0.00002348 7.025 6.771/7.183 6.952 ± 0.3907
15 1342 1342/1342 1342 ± 0.00002348 6.693 6.387/6.784 6.573 ± 0.3816
16 1342 1342/1342 1342 ± 0.00003057 5.932 5.621/6.232 5.912 ± 0.3632
17 1342 1342/1342 1342 ± 0.000027 5.908 5.628/6.193 5.902 ± 0.345
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
Start time
2024-05-01 11:21:02.613
End
2024-05-01 12:29:14.163
Duration
1:08:11.550
Note, WebLog generation is not included in the time.

CASA logs for stage 7