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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.221 5.118/6.049 5.447 ± 0.7776
ea02 1342 1342/1342 1342 ± 0.00004343 5.794 5.223/6.598 5.781 ± 0.9413
ea04 1342 1342/1342 1342 ± 0.00001176 5.203 4.857/5.854 5.262 ± 0.6934
ea05 1342 1342/1342 1342 ± 0.00002827 5.5 4.996/6.324 5.614 ± 0.7676
ea06 1342 1342/1342 1342 ± 0.00002041 4.761 4.582/5.488 4.941 ± 0.6564
ea07 1342 1342/1342 1342 ± 0.00004332 5.819 5.26/6.207 5.705 ± 0.8853
ea08 1342 1342/1342 1342 ± 0.00004301 5.938 5.455/6.712 5.947 ± 1.005
ea09 1342 1342/1342 1342 ± 0.00001932 5.585 5.118/6.454 5.616 ± 0.824
ea10 1342 1342/1342 1342 ± 0.00004277 5.762 5.152/6.635 5.735 ± 0.9266
ea11 1342 1342/1342 1342 ± 0.00004239 5.524 5.042/6.305 5.586 ± 0.8976
ea12 1342 1342/1342 1342 ± 0.00002907 5.621 5.121/6.428 5.677 ± 0.9407
ea13 1342 1342/1342 1342 ± 0.000008896 5.739 5.461/6.291 5.857 ± 0.7553
ea14 1342 1342/1342 1342 ± 0.000042 5.538 5.087/6.356 5.653 ± 0.825
ea15 1342 1342/1342 1342 ± 0.00001464 5.276 5.018/6.137 5.465 ± 0.8335
ea16 1342 1342/1342 1342 ± 0.0000404 5.891 5.454/6.797 5.983 ± 0.9643
ea17 1342 1342/1342 1342 ± 0.00004342 5.786 5.326/6.92 5.815 ± 0.9643
ea18 1342 1342/1342 1342 ± 0.00004103 4.76 4.626/5.56 4.933 ± 0.6468
ea19 1342 1342/1342 1342 ± 0.00001317 5.808 5.506/6.765 5.999 ± 0.8514
ea20 1342 1342/1342 1342 ± 0.00003653 5.808 5.489/6.921 5.965 ± 0.996
ea21 1342 1342/1342 1342 ± 0.00003957 5.524 5.245/6.308 5.637 ± 0.7945
ea22 1342 1342/1342 1342 ± 0.00003745 5.296 4.992/6.375 5.576 ± 0.8686
ea23 1342 1342/1342 1342 ± 0.00004343 5.737 5.353/6.525 5.778 ± 0.9673
ea25 1342 1342/1342 1342 ± 0.00004303 5.368 5.093/6.152 5.462 ± 0.844
ea26 1342 1342/1342 1342 ± 0.00002484 5.841 5.616/6.885 6.004 ± 0.9168
ea27 1342 1342/1342 1342 ± 0.00004278 5.427 4.992/6.377 5.531 ± 0.8404
ea28 1342 1342/1342 1342 ± 0.00004344 5.536 5.259/6.428 5.687 ± 0.9058
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 ± 0.00002348 5.28 5.123/5.59 5.318 ± 0.2944
5 1342 1342/1342 1342 ± 0.0000244 5.058 4.811/5.317 5.051 ± 0.3894
6 1342 1342/1342 1342 ± 0.00002348 5.214 5.035/5.412 5.195 ± 0.2928
7 1342 1342/1342 1342 ± 0.00002348 5.226 5.087/5.458 5.242 ± 0.2696
8 1342 1342/1342 1342 ± 0.00002348 5.255 5.02/5.398 5.203 ± 0.2929
9 1342 1342/1342 1342 ± 0.00002348 5.509 5.294/5.788 5.48 ± 0.3354
10 1342 1342/1342 1342 ± 0.00002348 5.961 5.832/6.159 5.947 ± 0.3175
11 1342 1342/1342 1342 ± 0.00002348 6.27 6.11/6.378 6.201 ± 0.3199
12 1342 1342/1342 1342 ± 0.00002348 6.383 6.205/6.596 6.376 ± 0.3555
13 1342 1342/1342 1342 ± 0.00002348 6.781 6.601/6.958 6.748 ± 0.3682
14 1342 1342/1342 1342 ± 0.00002348 6.864 6.734/7.147 6.87 ± 0.4224
15 1342 1342/1342 1342 ± 0.000024 6.661 6.391/6.866 6.576 ± 0.4326
16 1342 1342/1342 1342 ± 0.00005748 4.129 4.005/4.303 4.153 ± 0.2393
17 1342 1342/1342 1342 ± 0.00005695 4.191 4.06/4.371 4.235 ± 0.2901
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-02 12:50:17.145
End
2024-11-02 13:46:40.315
Duration
0:56:23.170
Note, WebLog generation is not included in the time.

CASA logs for stage 8