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 5.493 5.29/6.078 5.7 ± 0.5359
ea02 1342 1342/1342 1342 ± 0.00001187 5.739 5.388/6.448 5.963 ± 0.6775
ea04 1342 1342/1342 1342 ± 0 5.584 5.205/6.138 5.74 ± 0.55
ea05 1342 1342/1342 1342 ± 0 5.572 5.154/6.042 5.646 ± 0.5661
ea06 1342 1342/1342 1342 ± 0 4.927 4.733/5.359 5.046 ± 0.3758
ea07 1342 1342/1342 1342 ± 0 5.913 5.466/6.214 5.958 ± 0.5684
ea08 1342 1342/1342 1342 ± 0.00002724 5.774 5.511/6.604 6.059 ± 0.7034
ea09 1342 1342/1342 1342 ± 0.000008678 5.579 5.162/6.258 5.711 ± 0.6513
ea10 1342 1342/1342 1342 ± 0 5.862 5.304/6.548 5.906 ± 0.6813
ea11 1342 1342/1342 1342 ± 0 5.779 5.177/6.324 5.797 ± 0.6586
ea12 1342 1342/1342 1342 ± 0 6.388 6.163/6.878 6.498 ± 0.4227
ea13 1342 1342/1342 1342 ± 0 5.943 5.744/6.34 6.101 ± 0.5168
ea14 1342 1342/1342 1342 ± 0 5.714 5.12/6.275 5.78 ± 0.6535
ea15 1342 1342/1342 1342 ± 0 5.722 5.253/6.345 5.858 ± 0.6821
ea16 1342 1342/1342 1342 ± 0 6.018 5.593/6.609 6.162 ± 0.7017
ea17 1342 1342/1342 1342 ± 0.00002124 5.964 5.572/6.474 6.095 ± 0.6291
ea18 1342 1342/1342 1342 ± 0 5.054 4.733/5.547 5.188 ± 0.5147
ea19 1342 1342/1342 1342 ± 0 5.76 5.376/6.369 5.945 ± 0.5922
ea20 1342 1342/1342 1342 ± 0 6.076 5.674/6.705 6.206 ± 0.6498
ea21 1342 1342/1342 1342 ± 0 5.56 5.261/6.106 5.706 ± 0.5383
ea22 1342 1342/1342 1342 ± 0.00001247 5.492 5.254/6.379 5.792 ± 0.6743
ea23 1342 1342/1342 1342 ± 0 5.994 5.496/6.376 6.046 ± 0.6461
ea25 1342 1342/1342 1342 ± 0 5.533 5.157/6.028 5.655 ± 0.5715
ea26 1342 1342/1342 1342 ± 0 5.927 5.647/6.694 6.146 ± 0.6731
ea27 1342 1342/1342 1342 ± 0.00002889 5.566 5.331/6.41 5.79 ± 0.5945
ea28 1342 1342/1342 1342 ± 0.00003504 5.637 5.41/6.416 5.89 ± 0.6569
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 ± 0.00002394 5.357 5.163/5.518 5.333 ± 0.2533
3 1342 1342/1342 1342 ± 0.00002408 5.121 4.974/5.366 5.145 ± 0.2432
4 1342 1342/1342 1342 ± 0.00002426 5.249 5.106/5.422 5.228 ± 0.2862
5 1342 1342/1342 1342 ± 0.00002394 5.337 5.123/5.489 5.327 ± 0.2955
6 1342 1342/1342 1342 ± 0.00002394 5.326 5.155/5.49 5.287 ± 0.2915
7 1342 1342/1342 1342 ± 0.00002394 5.338 5.245/5.509 5.342 ± 0.2593
8 1342 1342/1342 1342 ± 0.00002394 5.294 5.189/5.455 5.303 ± 0.2651
9 1342 1342/1342 1342 ± 0.00002394 5.585 5.437/5.865 5.587 ± 0.3164
10 1342 1342/1342 1342 ± 0.00002349 6.034 5.868/6.184 6.006 ± 0.2966
11 1342 1342/1342 1342 ± 0.00002349 6.312 6.086/6.39 6.223 ± 0.3124
12 1342 1342/1342 1342 ± 0.00002349 6.445 6.253/6.549 6.379 ± 0.33
13 1342 1342/1342 1342 ± 0.00002349 6.862 6.718/7.018 6.822 ± 0.3512
14 1342 1342/1342 1342 ± 0.00002349 7.076 6.805/7.283 7.004 ± 0.3921
15 1342 1342/1342 1342 ± 0.00002349 6.667 6.394/6.849 6.605 ± 0.3952
16 1342 1342/1342 1342 ± 0.0000413 5.876 5.678/6.201 5.911 ± 0.3368
17 1342 1342/1342 1342 ± 0.00003715 5.885 5.66/6.157 5.909 ± 0.3342
statwtmode
VLASS-SE
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-05-01 12:13:47.961
End
2024-05-01 13:24:30.623
Duration
1:10:42.662
Note, WebLog generation is not included in the time.

CASA logs for stage 7