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 5.77 5.49/6.121 5.887 ± 0.5167
ea02 1342 1342/1342 1342 ± 0 6.021 5.622/6.659 6.155 ± 0.6684
ea04 1342 1342/1342 1342 ± 0 5.567 5.249/6.124 5.734 ± 0.5333
ea05 1342 1342/1342 1342 ± 0 5.893 5.546/6.285 5.933 ± 0.5721
ea06 1342 1342/1342 1342 ± 0 5.213 5.036/5.535 5.282 ± 0.3596
ea07 1342 1342/1342 1342 ± 0 6.078 5.69/6.274 6.119 ± 0.5113
ea08 1342 1342/1342 1342 ± 0.000004644 6.139 5.822/6.807 6.329 ± 0.6802
ea09 1342 1342/1342 1342 ± 0 5.707 5.414/6.377 5.903 ± 0.6053
ea10 1342 1342/1342 1342 ± 0 6.067 5.486/6.672 6.099 ± 0.6294
ea11 1342 1342/1342 1342 ± 0 6.28 5.541/6.693 6.203 ± 0.6994
ea12 1342 1342/1342 1342 ± 0 5.635 5.533/5.701 5.648 ± 0.1848
ea13 1342 1342/1342 1342 ± 0 6.221 5.938/6.426 6.292 ± 0.458
ea14 1342 1342/1342 1342 ± 0 5.85 5.364/6.442 5.971 ± 0.6399
ea15 1342 1342/1342 1342 ± 0 5.922 5.442/6.476 6.032 ± 0.641
ea16 1342 1342/1342 1342 ± 0 6.181 5.778/6.77 6.355 ± 0.672
ea17 1342 1342/1342 1342 ± 0.00001047 6.122 5.764/6.616 6.274 ± 0.5976
ea18 1342 1342/1342 1342 ± 0 5.152 4.917/5.694 5.315 ± 0.4933
ea19 1342 1342/1342 1342 ± 0 6.101 5.743/6.797 6.301 ± 0.6357
ea20 1342 1342/1342 1342 ± 0 6.249 5.898/6.825 6.394 ± 0.6086
ea21 1342 1342/1342 1342 ± 0 5.825 5.546/6.375 5.994 ± 0.5307
ea22 1342 1342/1342 1342 ± 0 5.514 5.397/6.269 5.791 ± 0.6009
ea23 1342 1342/1342 1342 ± 0 6.045 5.602/6.514 6.168 ± 0.6508
ea25 1342 1342/1342 1342 ± 0 5.883 5.582/6.38 6.044 ± 0.5528
ea26 1342 1342/1342 1342 ± 0 6.131 5.89/6.815 6.374 ± 0.6553
ea27 1342 1342/1342 1342 ± 0.00002766 5.627 5.443/6.389 5.854 ± 0.5605
ea28 1342 1342/1342 1342 ± 0.00003173 5.852 5.652/6.626 6.123 ± 0.6721
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 5.589 5.451/5.865 5.614 ± 0.2742
3 1342 1342/1342 1342 ± 0.00002351 5.475 5.143/5.67 5.42 ± 0.3024
4 1342 1342/1342 1342 ± 0.0000244 5.495 5.185/5.668 5.456 ± 0.3401
5 1342 1342/1342 1342 ± 0.00002348 5.631 5.331/5.755 5.589 ± 0.3287
6 1342 1342/1342 1342 ± 0.00002393 5.613 5.403/5.716 5.566 ± 0.2964
7 1342 1342/1342 1342 ± 0.00002348 5.565 5.404/5.74 5.55 ± 0.2594
8 1342 1342/1342 1342 ± 0.00002348 5.506 5.32/5.653 5.48 ± 0.304
9 1342 1342/1342 1342 ± 0.00002348 5.774 5.589/6.019 5.73 ± 0.3231
10 1342 1342/1342 1342 ± 0.00002348 6.18 6.027/6.347 6.145 ± 0.3213
11 1342 1342/1342 1342 ± 0.00002393 6.366 6.269/6.554 6.352 ± 0.3165
12 1342 1342/1342 1342 ± 0.0000244 6.532 6.349/6.721 6.503 ± 0.3723
13 1342 1342/1342 1342 ± 0.00002393 6.98 6.856/7.281 6.968 ± 0.3808
14 1342 1342/1342 1342 ± 0.00002393 7.237 6.977/7.442 7.172 ± 0.4127
15 1342 1342/1342 1342 ± 0.00002393 6.858 6.657/7.083 6.811 ± 0.4058
16 1342 1342/1342 1342 ± 0.00003267 6.123 5.793/6.328 6.103 ± 0.3916
17 1342 1342/1342 1342 ± 0.00003482 6.205 5.699/6.378 6.097 ± 0.3783
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-04-06 01:26:10.733
End
2024-04-06 02:26:18.922
Duration
1:00:08.189
Note, WebLog generation is not included in the time.

CASA logs for stage 7