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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.482 5.168/5.92 5.592 ± 0.5017
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.513 5.162/6.02 5.636 ± 0.5288
ea05 1342 1342/1342 1342 ± 0 5.618 5.274/6.197 5.745 ± 0.5617
ea06 1342 1342/1342 1342 ± 0 4.966 4.79/5.345 5.053 ± 0.3575
ea07 1342 1342/1342 1342 ± 0 5.763 5.386/6.151 5.895 ± 0.541
ea08 1342 1342/1342 1342 ± 0 5.805 5.416/6.439 5.945 ± 0.6231
ea09 1342 1342/1342 1342 ± 0 5.588 5.094/6.263 5.661 ± 0.5963
ea10 1342 1342/1342 1342 ± 0 5.745 5.281/6.51 5.848 ± 0.6521
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.8 5.341/6.303 5.908 ± 0.5979
ea13 1342 1342/1342 1342 ± 0 5.941 5.607/6.187 5.967 ± 0.4583
ea14 1342 1342/1342 1342 ± 0 5.709 5.203/6.257 5.746 ± 0.6161
ea15 1342 1342/1342 1342 ± 0 5.563 5.093/6.121 5.666 ± 0.6547
ea16 1342 1342/1342 1342 ± 0 6.041 5.558/6.493 6.137 ± 0.6848
ea17 1342 1342/1342 1342 ± 0.000003537 5.911 5.542/6.385 6.018 ± 0.6053
ea18 1342 1342/1342 1342 ± 0 5.043 4.779/5.476 5.141 ± 0.4875
ea19 1342 1342/1342 1342 ± 0 5.922 5.52/6.511 6.063 ± 0.6171
ea20 1342 1342/1342 1342 ± 0 6.114 5.745/6.74 6.217 ± 0.6347
ea21 1342 1342/1342 1342 ± 0 5.548 5.308/6.164 5.73 ± 0.5371
ea22 1342 1342/1342 1342 ± 0 5.559 5.11/6.193 5.656 ± 0.6243
ea23 1342 1342/1342 1342 ± 0 5.902 5.453/6.492 6.003 ± 0.6435
ea25 1342 1342/1342 1342 ± 0.000001509 5.495 5.205/6.003 5.61 ± 0.5509
ea26 1342 1342/1342 1342 ± 0 5.923 5.525/6.53 6.024 ± 0.6323
ea27 1342 1342/1342 1342 ± 0.00002171 5.523 5.186/6.303 5.69 ± 0.582
ea28 1342 1342/1342 1342 ± 0 5.498 5.275/6.219 5.705 ± 0.6035
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 ± 0.00002441 5.397 5.17/5.547 5.367 ± 0.25
3 1342 1342/1342 1342 ± 0.00002631 5.061 4.885/5.326 5.078 ± 0.255
4 1342 1342/1342 1342 ± 0.00002441 5.173 4.973/5.313 5.14 ± 0.2901
5 1342 1342/1342 1342 ± 0.00002441 5.291 5.055/5.379 5.258 ± 0.287
6 1342 1342/1342 1342 ± 0.00002457 5.224 5.065/5.366 5.21 ± 0.2727
7 1342 1342/1342 1342 ± 0.00002441 5.308 5.187/5.46 5.325 ± 0.2402
8 1342 1342/1342 1342 ± 0.00002441 5.293 5.104/5.512 5.274 ± 0.2726
9 1342 1342/1342 1342 ± 0.00002441 5.533 5.374/5.829 5.537 ± 0.3008
10 1342 1342/1342 1342 ± 0.00002441 5.938 5.771/6.148 5.942 ± 0.2953
11 1342 1342/1342 1342 ± 0.00002441 6.168 6.056/6.386 6.157 ± 0.3189
12 1342 1342/1342 1342 ± 0.00002441 6.29 6.125/6.548 6.296 ± 0.348
13 1342 1342/1342 1342 ± 0.00002441 6.702 6.572/6.965 6.702 ± 0.362
14 1342 1342/1342 1342 ± 0.00002441 6.824 6.693/7.134 6.849 ± 0.3825
15 1342 1342/1342 1342 ± 0.00002441 6.533 6.369/6.73 6.481 ± 0.363
16 1342 1342/1342 1342 ± 0.00002695 5.861 5.705/6.127 5.876 ± 0.322
17 1342 1342/1342 1342 ± 0.0000275 5.806 5.615/6.052 5.835 ± 0.3133
datacolumn
residual_data
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-05-01 12:54:47.026
End
2024-05-01 13:59:54.132
Duration
1:05:07.106
Note, WebLog generation is not included in the time.

CASA logs for stage 7