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

Statwt Summary Plot

VLASS2.1.sb38609051.eb38659592.59110.93759270833_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 5.305 4.914/5.701 5.375 ± 0.5774
ea02 1342 1342/1342 1342 ± 0 5.497 5.082/6.148 5.645 ± 0.6423
ea04 1342 1342/1342 1342 ± 0 5.193 4.886/5.879 5.382 ± 0.5789
ea05 1342 1342/1342 1342 ± 0 5.556 5.075/6.086 5.633 ± 0.6215
ea06 1342 1342/1342 1342 ± 0 4.833 4.503/5.225 4.884 ± 0.4083
ea07 1342 1342/1342 1342 ± 0 5.602 5.051/5.885 5.604 ± 0.5753
ea08 1342 1342/1342 1342 ± 0 5.596 5.237/6.391 5.824 ± 0.7072
ea09 1342 1342/1342 1342 ± 0 5.356 4.953/6.074 5.5 ± 0.6583
ea10 1342 1342/1342 1342 ± 0 5.678 5.006/6.348 5.655 ± 0.6979
ea11 1342 1342/1342 1342 ± 0 5.576 4.878/6.065 5.527 ± 0.6921
ea12 1342 1342/1342 1342 ± 0 5.433 5.012/6.161 5.635 ± 0.6588
ea13 1342 1342/1342 1342 ± 0 5.655 5.507/6.225 5.941 ± 0.5229
ea14 1342 1342/1342 1342 ± 0 5.558 5.028/6.151 5.621 ± 0.6765
ea15 1342 1342/1342 1342 ± 0 5.469 5.039/6.177 5.656 ± 0.6598
ea16 1342 1342/1342 1342 ± 0 5.82 5.243/6.427 5.903 ± 0.7482
ea17 1342 1342/1342 1342 ± 0 5.763 5.131/6.554 5.82 ± 0.6693
ea18 1342 1342/1342 1342 ± 0 4.71 4.4/5.302 4.812 ± 0.5777
ea19 1342 1342/1342 1342 ± 0 5.717 5.274/6.459 5.904 ± 0.6658
ea20 1342 1342/1342 1342 ± 0 5.742 5.327/6.364 5.882 ± 0.6749
ea21 1342 1342/1342 1342 ± 0 5.486 5.082/6.044 5.587 ± 0.5813
ea22 1342 1342/1342 1342 ± 0 5.286 4.991/6.115 5.516 ± 0.6637
ea23 1342 1342/1342 1342 ± 0 5.726 5.107/6.14 5.762 ± 0.6917
ea25 1342 1342/1342 1342 ± 0 5.313 4.99/5.836 5.447 ± 0.5681
ea26 1342 1342/1342 1342 ± 0 5.712 5.285/6.408 5.846 ± 0.7187
ea27 1342 1342/1342 1342 ± 0 5.31 4.966/6.07 5.45 ± 0.5974
ea28 1342 1342/1342 1342 ± 0 5.472 5.138/6.176 5.619 ± 0.6811
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 ± 0.0000235 5.079 4.961/5.299 5.081 ± 0.2406
3 1342 1342/1342 1342 ± 0.0000235 4.974 4.643/5.103 4.895 ± 0.297
4 1342 1342/1342 1342 ± 0.00002423 4.955 4.704/5.029 4.862 ± 0.2634
5 1342 1342/1342 1342 ± 0.0000235 5.043 4.823/5.146 4.999 ± 0.3051
6 1342 1342/1342 1342 ± 0.0000235 4.969 4.824/5.145 4.949 ± 0.322
7 1342 1342/1342 1342 ± 0.0000235 5.039 4.944/5.237 5.074 ± 0.2411
8 1342 1342/1342 1342 ± 0.0000235 5.106 4.948/5.239 5.069 ± 0.2555
9 1342 1342/1342 1342 ± 0.0000235 5.39 5.231/5.569 5.352 ± 0.2929
10 1342 1342/1342 1342 ± 0.0000235 5.845 5.634/5.941 5.778 ± 0.3045
11 1342 1342/1342 1342 ± 0.0000235 6.067 5.888/6.162 5.998 ± 0.3158
12 1342 1342/1342 1342 ± 0.00002395 6.222 6.018/6.333 6.154 ± 0.3341
13 1342 1342/1342 1342 ± 0.0000235 6.632 6.49/6.767 6.574 ± 0.3514
14 1342 1342/1342 1342 ± 0.0000235 6.782 6.612/6.979 6.729 ± 0.3846
15 1342 1342/1342 1342 ± 0.0000235 6.488 6.26/6.661 6.4 ± 0.3732
16 1342 1342/1342 1342 ± 0.0000235 5.716 5.467/6.058 5.765 ± 0.3503
17 1342 1342/1342 1342 ± 0.0000235 5.733 5.568/6.013 5.772 ± 0.334
vis
VLASS2.1.sb38609051.eb38659592.59110.93759270833_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-18 04:30:59.068
End
2024-12-18 05:22:07.172
Duration
0:51:08.104
Note, WebLog generation is not included in the time.

CASA logs for stage 8