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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.378 5.311/6.191 5.745 ± 0.5983
ea02 1342 1342/1342 1342 ± 0.00004237 5.9 5.421/6.705 6.071 ± 0.7508
ea04 1342 1342/1342 1342 ± 0 5.388 5.197/6.054 5.608 ± 0.5729
ea05 1342 1342/1342 1342 ± 0 5.708 5.387/6.573 5.924 ± 0.6713
ea06 1342 1342/1342 1342 ± 0 4.853 4.713/5.341 5.003 ± 0.4198
ea07 1342 1342/1342 1342 ± 0.00002416 5.889 5.529/6.337 6.081 ± 0.6609
ea08 1342 1342/1342 1342 ± 0.00004233 5.945 5.611/6.887 6.273 ± 0.7685
ea09 1342 1342/1342 1342 ± 0.00002419 5.528 5.212/6.516 5.814 ± 0.6985
ea10 1342 1342/1342 1342 ± 0.00003824 5.635 5.407/6.794 6.062 ± 0.768
ea11 1342 1342/1342 1342 ± 0.000003558 5.923 5.253/6.68 6.016 ± 0.7626
ea12 1342 1342/1342 1342 ± 0 5.626 5.38/6.556 5.969 ± 0.7132
ea13 1342 1342/1342 1342 ± 0 5.868 5.73/6.504 6.206 ± 0.6143
ea14 1342 1342/1342 1342 ± 0 5.825 5.379/6.507 5.975 ± 0.6838
ea15 1342 1342/1342 1342 ± 0 5.645 5.416/6.463 5.985 ± 0.7127
ea16 1342 1342/1342 1342 ± 0 6.054 5.739/6.87 6.328 ± 0.7665
ea17 1342 1342/1342 1342 ± 0.00004272 5.949 5.553/7.082 6.191 ± 0.7318
ea18 1342 1342/1342 1342 ± 0.000001249 4.913 4.735/5.657 5.123 ± 0.5643
ea19 1342 1342/1342 1342 ± 0 6.126 5.63/6.875 6.288 ± 0.687
ea20 1342 1342/1342 1342 ± 0 5.812 5.642/6.926 6.183 ± 0.7411
ea21 1342 1342/1342 1342 ± 0 5.675 5.459/6.48 5.948 ± 0.6435
ea22 1342 1342/1342 1342 ± 0.00003474 5.297 5.106/6.232 5.642 ± 0.7279
ea23 1342 1342/1342 1342 ± 0.000009955 5.808 5.543/6.704 6.165 ± 0.7633
ea25 1342 1342/1342 1342 ± 0.00001269 5.647 5.285/6.446 5.818 ± 0.7145
ea26 1342 1342/1342 1342 ± 0.000001767 5.83 5.635/7.031 6.27 ± 0.7573
ea27 1342 1342/1342 1342 ± 0.00004233 5.499 5.357/6.556 5.887 ± 0.6705
ea28 1342 1342/1342 1342 ± 0.00004233 5.714 5.507/6.735 6.096 ± 0.741
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 ± 0.00002391 5.439 5.267/5.638 5.426 ± 0.2526
4 1342 1342/1342 1342 ± 0.00002734 4.845 4.685/5.109 4.869 ± 0.313
5 1342 1342/1342 1342 ± 0.00002391 5.49 5.22/5.626 5.445 ± 0.3099
6 1342 1342/1342 1342 ± 0.00002391 5.414 5.255/5.535 5.365 ± 0.3228
7 1342 1342/1342 1342 ± 0.00002391 5.425 5.314/5.624 5.415 ± 0.2658
8 1342 1342/1342 1342 ± 0.00002391 5.451 5.245/5.606 5.396 ± 0.2993
9 1342 1342/1342 1342 ± 0.00002391 5.683 5.565/5.945 5.668 ± 0.3382
10 1342 1342/1342 1342 ± 0.00002391 6.175 6.013/6.299 6.104 ± 0.3412
11 1342 1342/1342 1342 ± 0.00002391 6.46 6.228/6.559 6.342 ± 0.3559
12 1342 1342/1342 1342 ± 0.00002391 6.553 6.413/6.745 6.463 ± 0.5066
13 1342 1342/1342 1342 ± 0.00002391 7.055 6.97/7.272 7.016 ± 0.414
14 1342 1342/1342 1342 ± 0.00002391 7.331 7.005/7.477 7.208 ± 0.4633
15 1342 1342/1342 1342 ± 0.00002391 6.854 6.709/7.13 6.819 ± 0.497
16 1342 1342/1342 1342 ± 0.00005709 5.449 5.189/5.623 5.383 ± 0.3998
17 1342 1342/1342 1342 ± 0.0000571 5.495 5.242/5.7 5.461 ± 0.3734
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-20 04:30:10.508
End
2024-11-20 05:20:40.289
Duration
0:50:29.780
Note, WebLog generation is not included in the time.

CASA logs for stage 8