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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.476 5.241/5.936 5.633 ± 0.5212
ea02 1342 1342/1342 1342 ± 0 5.72 5.412/6.394 5.922 ± 0.638
ea04 1342 1342/1342 1342 ± 0 5.395 5.056/5.899 5.524 ± 0.5351
ea05 1342 1342/1342 1342 ± 0 5.714 5.256/6.103 5.737 ± 0.5649
ea06 1342 1342/1342 1342 ± 0 4.844 4.636/5.374 4.994 ± 0.441
ea07 1342 1342/1342 1342 ± 0 5.865 5.413/6.114 5.901 ± 0.5473
ea08 1342 1342/1342 1342 ± 0 5.765 5.474/6.589 6.024 ± 0.6634
ea09 1342 1342/1342 1342 ± 0 5.67 5.158/6.169 5.689 ± 0.614
ea10 1342 1342/1342 1342 ± 0.000002024 5.824 5.254/6.458 5.863 ± 0.6459
ea11 1342 1342/1342 1342 ± 0 5.7 5.35/6.274 5.815 ± 0.6295
ea12 1342 1342/1342 1342 ± 0 5.719 5.289/6.285 5.863 ± 0.6306
ea13 1342 1342/1342 1342 ± 0 6.277 5.825/6.394 6.19 ± 0.4657
ea14 1342 1342/1342 1342 ± 0 5.846 5.232/6.244 5.801 ± 0.6191
ea15 1342 1342/1342 1342 ± 0 5.66 5.074/6.126 5.687 ± 0.654
ea16 1342 1342/1342 1342 ± 0 6.148 5.655/6.664 6.233 ± 0.6853
ea17 1342 1342/1342 1342 ± 0.000008446 5.917 5.471/6.723 6.021 ± 0.609
ea18 1342 1342/1342 1342 ± 0 4.969 4.672/5.379 5.064 ± 0.4906
ea19 1342 1342/1342 1342 ± 0 5.982 5.514/6.634 6.142 ± 0.6389
ea20 1342 1342/1342 1342 ± 0 5.99 5.639/6.605 6.137 ± 0.6259
ea21 1342 1342/1342 1342 ± 0 5.674 5.349/6.157 5.801 ± 0.5283
ea22 1342 1342/1342 1342 ± 0 5.535 5.245/6.413 5.787 ± 0.6382
ea23 1342 1342/1342 1342 ± 0 5.934 5.448/6.319 5.993 ± 0.6616
ea25 1342 1342/1342 1342 ± 0.000002612 5.354 5.12/5.989 5.568 ± 0.5695
ea26 1342 1342/1342 1342 ± 0 6.018 5.602/6.584 6.144 ± 0.6466
ea27 1342 1342/1342 1342 ± 0.00004021 5.435 5.181/6.215 5.648 ± 0.5609
ea28 1342 1342/1342 1342 ± 0.00002703 5.552 5.319/6.305 5.795 ± 0.6366
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 5.344 5.219/5.6 5.373 ± 0.2785
3 1342 1342/1342 1342 ± 0.00002395 5.196 4.993/5.489 5.231 ± 0.3309
4 1342 1342/1342 1342 ± 0.00002536 5.162 5.03/5.347 5.156 ± 0.3303
5 1342 1342/1342 1342 ± 0.0000235 5.279 5.074/5.479 5.296 ± 0.3372
6 1342 1342/1342 1342 ± 0.0000235 5.256 5.06/5.44 5.235 ± 0.2983
7 1342 1342/1342 1342 ± 0.0000235 5.303 5.118/5.475 5.308 ± 0.2749
8 1342 1342/1342 1342 ± 0.0000235 5.324 5.048/5.457 5.255 ± 0.2907
9 1342 1342/1342 1342 ± 0.0000235 5.552 5.394/5.8 5.53 ± 0.3296
10 1342 1342/1342 1342 ± 0.0000235 5.989 5.806/6.163 5.935 ± 0.3093
11 1342 1342/1342 1342 ± 0.0000235 6.228 6.035/6.338 6.147 ± 0.3072
12 1342 1342/1342 1342 ± 0.0000235 6.326 6.125/6.515 6.305 ± 0.3433
13 1342 1342/1342 1342 ± 0.0000235 6.767 6.684/6.937 6.748 ± 0.3583
14 1342 1342/1342 1342 ± 0.0000235 6.99 6.766/7.208 6.938 ± 0.3994
15 1342 1342/1342 1342 ± 0.0000235 6.668 6.374/6.806 6.576 ± 0.3989
16 1342 1342/1342 1342 ± 0.00003642 5.906 5.534/6.197 5.868 ± 0.398
17 1342 1342/1342 1342 ± 0.00003493 5.875 5.719/6.135 5.891 ± 0.3596
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-17 05:41:48.655
End
2024-12-17 06:34:16.013
Duration
0:52:27.358
Note, WebLog generation is not included in the time.

CASA logs for stage 8