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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.684 5.397/6.071 5.782 ± 0.5242
ea02 1342 1342/1342 1342 ± 0 5.922 5.559/6.71 6.126 ± 0.6332
ea04 1342 1342/1342 1342 ± 0 5.364 5.004/5.918 5.517 ± 0.5626
ea05 1342 1342/1342 1342 ± 0 5.813 5.368/6.315 5.818 ± 0.6242
ea06 1342 1342/1342 1342 ± 0 5.191 4.849/5.506 5.212 ± 0.3998
ea07 1342 1342/1342 1342 ± 0 5.827 5.505/6.27 5.978 ± 0.5401
ea08 1342 1342/1342 1342 ± 0 5.912 5.726/6.845 6.254 ± 0.71
ea09 1342 1342/1342 1342 ± 0 5.862 5.301/6.424 5.909 ± 0.6485
ea10 1342 1342/1342 1342 ± 0.00003086 5.884 5.417/6.717 6.053 ± 0.6934
ea11 1342 1342/1342 1342 ± 0 5.974 5.333/6.601 6.013 ± 0.7148
ea12 1342 1342/1342 1342 ± 0 5.341 5.311/5.535 5.479 ± 0.2598
ea13 1342 1342/1342 1342 ± 0 6.143 5.845/6.427 6.209 ± 0.4972
ea14 1342 1342/1342 1342 ± 0 5.894 5.303/6.419 5.853 ± 0.6352
ea15 1342 1342/1342 1342 ± 0 5.762 5.112/6.201 5.79 ± 0.6997
ea16 1342 1342/1342 1342 ± 0 6.18 5.632/6.727 6.157 ± 0.6944
ea17 1342 1342/1342 1342 ± 0.000002868 6.108 5.723/6.565 6.213 ± 0.6218
ea18 1342 1342/1342 1342 ± 0 5.174 4.797/5.647 5.209 ± 0.5002
ea19 1342 1342/1342 1342 ± 0 6.189 5.51/6.741 6.133 ± 0.6429
ea20 1342 1342/1342 1342 ± 0 6.085 5.722/6.74 6.232 ± 0.6504
ea21 1342 1342/1342 1342 ± 0 5.627 5.369/6.344 5.837 ± 0.5743
ea22 1342 1342/1342 1342 ± 0 5.53 5.305/6.293 5.796 ± 0.6347
ea23 1342 1342/1342 1342 ± 0 5.829 5.537/6.49 6.056 ± 0.677
ea25 1342 1342/1342 1342 ± 0 5.802 5.537/6.325 5.956 ± 0.6059
ea26 1342 1342/1342 1342 ± 0 6.304 5.783/7.05 6.332 ± 0.6753
ea27 1342 1342/1342 1342 ± 0.00004038 5.641 5.401/6.492 5.84 ± 0.6072
ea28 1342 1342/1342 1342 ± 0.000001084 5.786 5.548/6.603 6.011 ± 0.6747
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 ± 0.00002349 5.566 5.303/5.781 5.529 ± 0.2714
3 1342 1342/1342 1342 ± 0.00002362 5.236 4.988/5.384 5.195 ± 0.267
4 1342 1342/1342 1342 ± 0.00002816 5.284 5.174/5.449 5.3 ± 0.3129
5 1342 1342/1342 1342 ± 0.00002349 5.375 5.118/5.531 5.359 ± 0.3285
6 1342 1342/1342 1342 ± 0.00002394 5.463 5.177/5.555 5.394 ± 0.3092
7 1342 1342/1342 1342 ± 0.00002349 5.423 5.3/5.561 5.413 ± 0.2715
8 1342 1342/1342 1342 ± 0.00002349 5.419 5.219/5.568 5.387 ± 0.2993
9 1342 1342/1342 1342 ± 0.00002349 5.71 5.509/5.968 5.685 ± 0.3384
10 1342 1342/1342 1342 ± 0.00002349 6.173 5.984/6.305 6.108 ± 0.3394
11 1342 1342/1342 1342 ± 0.00002394 6.429 6.21/6.527 6.344 ± 0.3492
12 1342 1342/1342 1342 ± 0.00002441 6.588 6.331/6.741 6.51 ± 0.377
13 1342 1342/1342 1342 ± 0.00002394 6.981 6.861/7.238 6.952 ± 0.3806
14 1342 1342/1342 1342 ± 0.00002394 7.211 6.938/7.338 7.094 ± 0.4172
15 1342 1342/1342 1342 ± 0.00002394 6.676 6.411/6.815 6.599 ± 0.3767
16 1342 1342/1342 1342 ± 0.00003452 5.85 5.763/6.121 5.91 ± 0.277
17 1342 1342/1342 1342 ± 0.00003867 5.905 5.817/6.181 5.932 ± 0.2691
datacolumn
residual_data
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-05-01 09:04:01.496
End
2024-05-01 10:13:26.275
Duration
1:09:24.779
Note, WebLog generation is not included in the time.

CASA logs for stage 7