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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.33 5.014/5.88 5.481 ± 0.6674
ea02 1342 1342/1342 1342 ± 0.00002861 5.42 5.107/6.605 5.827 ± 0.8765
ea04 1342 1342/1342 1342 ± 0.00002868 5.452 4.848/5.892 5.396 ± 0.7107
ea05 1342 1342/1342 1342 ± 0.000009591 5.985 5.039/6.596 5.838 ± 0.8205
ea06 1342 1342/1342 1342 ± 0.00002503 4.752 4.299/5.213 4.764 ± 0.5188
ea07 1342 1342/1342 1342 ± 0.0000438 5.725 5.146/6.327 5.799 ± 0.8236
ea08 1342 1342/1342 1342 ± 0.00004322 5.508 5.32/6.733 5.982 ± 0.9165
ea09 1342 1342/1342 1342 ± 0 5.683 5.014/6.509 5.744 ± 0.8043
ea10 1342 1342/1342 1342 ± 0.00004549 5.622 4.935/6.642 5.737 ± 0.9434
ea11 1342 1342/1342 1342 ± 0.00004537 5.239 4.915/6.407 5.651 ± 0.9037
ea12 1342 1342/1342 1342 ± 0.00003029 5.79 5.015/6.163 5.697 ± 0.8369
ea13 1342 1342/1342 1342 ± 0 5.776 5.283/6.409 5.943 ± 0.7647
ea14 1342 1342/1342 1342 ± 0.00003513 5.391 5.124/6.318 5.699 ± 0.7938
ea15 1342 1342/1342 1342 ± 0.00001418 5.126 4.902/6.171 5.496 ± 0.8205
ea16 1342 1342/1342 1342 ± 0.00001435 5.737 5.341/6.837 6.055 ± 0.9652
ea17 1342 1342/1342 1342 ± 0.00004629 5.524 5.307/6.431 5.866 ± 0.8865
ea18 1342 1342/1342 1342 ± 0.00004434 5.012 4.557/5.424 5.041 ± 0.615
ea19 1342 1342/1342 1342 ± 0.0000213 6.098 5.423/6.689 6.105 ± 0.8551
ea20 1342 1342/1342 1342 ± 0.00004135 5.834 5.278/6.69 5.988 ± 0.8931
ea21 1342 1342/1342 1342 ± 0.00002457 5.532 5.204/6.402 5.768 ± 0.8026
ea22 1342 1342/1342 1342 ± 0 5.03 4.816/6.291 5.532 ± 0.7705
ea23 1342 1342/1342 1342 ± 0.00003931 5.514 5.327/6.427 5.88 ± 0.8879
ea25 1342 1342/1342 1342 ± 0.0000447 5.304 5.078/6.1 5.546 ± 0.7799
ea26 1342 1342/1342 1342 ± 0 5.807 5.501/6.974 6.137 ± 0.8739
ea27 1342 1342/1342 1342 ± 0.00004398 5.424 5.163/6.412 5.636 ± 0.7722
ea28 1342 1342/1342 1342 ± 0.00004389 5.734 5.165/6.354 5.777 ± 0.8252
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 ± 0.00002354 5.455 5.128/5.761 5.448 ± 0.3552
5 1342 1342/1342 1342 ± 0.00003666 5.531 5.271/5.809 5.56 ± 0.4292
6 1342 1342/1342 1342 ± 0.00002354 5.079 4.902/5.25 5.038 ± 0.2889
7 1342 1342/1342 1342 ± 0.00002354 5.115 4.938/5.328 5.122 ± 0.2716
8 1342 1342/1342 1342 ± 0.00002354 5.139 4.94/5.268 5.104 ± 0.2932
9 1342 1342/1342 1342 ± 0.00002409 5.241 5.012/5.415 5.188 ± 0.3132
10 1342 1342/1342 1342 ± 0.00002349 6.012 5.838/6.192 5.957 ± 0.3281
11 1342 1342/1342 1342 ± 0.00002349 6.309 6.159/6.425 6.246 ± 0.3419
12 1342 1342/1342 1342 ± 0.00002349 6.514 6.31/6.652 6.451 ± 0.3717
13 1342 1342/1342 1342 ± 0.00002349 6.97 6.811/7.178 6.913 ± 0.4147
14 1342 1342/1342 1342 ± 0.00002349 7.171 6.954/7.36 7.104 ± 0.4585
15 1342 1342/1342 1342 ± 0.00003199 6.277 5.917/6.76 6.294 ± 0.6063
16 1342 1342/1342 1342 ± 0.00006029 4.505 4.354/4.648 4.5 ± 0.2235
17 1342 1342/1342 1342 ± 0.00006101 4.832 4.664/4.994 4.83 ± 0.2696
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-02 14:10:28.485
End
2024-11-02 15:06:03.969
Duration
0:55:35.485
Note, WebLog generation is not included in the time.

CASA logs for stage 8