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

Statwt Summary Plot

VLASS2.1.sb38608477.eb38643773.59104.940213009264_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 5.564 5.264/5.986 5.677 ± 0.5506
ea02 1342 1342/1342 1342 ± 0 5.505 5.207/6.234 5.743 ± 0.6313
ea04 1342 1342/1342 1342 ± 0 5.29 4.913/6.011 5.479 ± 0.6021
ea05 1342 1342/1342 1342 ± 0 5.682 5.046/6.15 5.578 ± 0.5931
ea06 1342 1342/1342 1342 ± 0 4.969 4.718/5.339 5.038 ± 0.3968
ea07 1342 1342/1342 1342 ± 0 5.931 5.369/6.206 5.929 ± 0.611
ea08 1342 1342/1342 1342 ± 0 5.771 5.512/6.584 6.066 ± 0.6975
ea09 1342 1342/1342 1342 ± 0 5.334 4.828/5.869 5.386 ± 0.6179
ea10 1342 1342/1342 1342 ± 0 5.976 5.286/6.638 5.963 ± 0.7109
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.748 5.284/6.426 5.938 ± 0.6789
ea13 1342 1342/1342 1342 ± 0 5.45 5.028/5.828 5.516 ± 0.5836
ea14 1342 1342/1342 1342 ± 0 5.674 5.144/6.334 5.779 ± 0.7184
ea15 1342 1342/1342 1342 ± 0 5.393 4.97/6.106 5.59 ± 0.6825
ea16 1342 1342/1342 1342 ± 0 5.906 5.441/6.621 6.077 ± 0.7763
ea17 1342 1342/1342 1342 ± 0.000002024 5.922 5.504/6.518 6.085 ± 0.6679
ea18 1342 1342/1342 1342 ± 0 4.958 4.694/5.483 5.117 ± 0.533
ea19 1342 1342/1342 1342 ± 0 5.71 5.303/6.499 5.933 ± 0.6765
ea20 1342 1342/1342 1342 ± 0 6.046 5.657/6.726 6.23 ± 0.6639
ea21 1342 1342/1342 1342 ± 0 5.591 5.168/6.132 5.686 ± 0.6155
ea22 1342 1342/1342 1342 ± 0 5.202 4.871/5.965 5.384 ± 0.6289
ea23 1342 1342/1342 1342 ± 0 5.914 5.394/6.441 6.023 ± 0.7151
ea25 1342 1342/1342 1342 ± 0 5.696 5.314/6.229 5.848 ± 0.634
ea26 1342 1342/1342 1342 ± 0 5.506 5.155/6.144 5.655 ± 0.6688
ea27 1342 1342/1342 1342 ± 0 5.52 5.259/6.422 5.756 ± 0.6233
ea28 1342 1342/1342 1342 ± 0.000004954 5.776 5.478/6.492 5.972 ± 0.6697
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 5.176 5.003/5.369 5.216 ± 0.27
3 1342 1342/1342 1342 ± 0.00002394 5.091 4.937/5.309 5.117 ± 0.2865
4 1342 1342/1342 1342 ± 0.0000242 5.083 4.819/5.274 5.047 ± 0.3309
5 1342 1342/1342 1342 ± 0.00002394 5.211 4.88/5.352 5.153 ± 0.3042
6 1342 1342/1342 1342 ± 0.00002394 5.242 5.017/5.381 5.189 ± 0.272
7 1342 1342/1342 1342 ± 0.00002394 5.234 4.99/5.354 5.188 ± 0.2532
8 1342 1342/1342 1342 ± 0.00002394 5.212 4.869/5.369 5.151 ± 0.3005
9 1342 1342/1342 1342 ± 0.00002394 5.468 5.195/5.76 5.438 ± 0.3432
10 1342 1342/1342 1342 ± 0.00002394 5.929 5.743/6.087 5.878 ± 0.3274
11 1342 1342/1342 1342 ± 0.00002394 6.124 5.894/6.3 6.104 ± 0.3464
12 1342 1342/1342 1342 ± 0.00002439 6.367 6.078/6.539 6.304 ± 0.3757
13 1342 1342/1342 1342 ± 0.00002394 6.713 6.438/7.055 6.729 ± 0.4088
14 1342 1342/1342 1342 ± 0.00002394 6.955 6.651/7.227 6.914 ± 0.4227
15 1342 1342/1342 1342 ± 0.00002394 6.645 6.4/6.826 6.573 ± 0.3977
16 1342 1342/1342 1342 ± 0.00002428 5.898 5.657/6.166 5.901 ± 0.4106
17 1342 1342/1342 1342 ± 0.00002396 5.87 5.733/6.234 5.939 ± 0.3793
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38608477.eb38643773.59104.940213009264_split_split.ms
overwrite_modelcol
False
Start time
2024-12-31 07:25:14.304
End
2024-12-31 08:19:07.746
Duration
0:53:53.443
Note, WebLog generation is not included in the time.

CASA logs for stage 8