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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.87 5.394/6.104 5.822 ± 0.5019
ea02 1342 1342/1342 1342 ± 0 5.925 5.513/6.651 6.1 ± 0.6411
ea04 1342 1342/1342 1342 ± 0 5.608 5.216/6.243 5.762 ± 0.5669
ea05 1342 1342/1342 1342 ± 0 5.932 5.377/6.433 5.873 ± 0.5824
ea06 1342 1342/1342 1342 ± 0 5.06 4.826/5.389 5.125 ± 0.345
ea07 1342 1342/1342 1342 ± 0 6.202 5.531/6.351 6.106 ± 0.5951
ea08 1342 1342/1342 1342 ± 0.000003028 6.039 5.655/6.796 6.274 ± 0.6636
ea09 1342 1342/1342 1342 ± 0 5.737 5.329/6.538 5.869 ± 0.6474
ea10 1342 1342/1342 1342 ± 0 6.142 5.386/6.747 6.097 ± 0.6561
ea11 1342 1342/1342 1342 ± 0 5.966 5.263/6.462 5.962 ± 0.6731
ea12 1342 1342/1342 1342 ± 0 6.031 5.474/6.537 6.112 ± 0.6606
ea13 1342 1342/1342 1342 ± 0 6.284 5.954/6.494 6.311 ± 0.5092
ea14 1342 1342/1342 1342 ± 0 5.981 5.349/6.473 5.957 ± 0.6582
ea15 1342 1342/1342 1342 ± 0 5.801 5.211/6.341 5.897 ± 0.68
ea16 1342 1342/1342 1342 ± 0 6.252 5.76/6.829 6.378 ± 0.7078
ea17 1342 1342/1342 1342 ± 0.00002561 6.142 5.664/6.871 6.221 ± 0.6144
ea18 1342 1342/1342 1342 ± 0 5.195 4.815/5.635 5.25 ± 0.5094
ea19 1342 1342/1342 1342 ± 0 6.044 5.651/6.572 6.207 ± 0.656
ea20 1342 1342/1342 1342 ± 0 6.368 5.778/6.984 6.352 ± 0.6515
ea21 1342 1342/1342 1342 ± 0 5.936 5.446/6.348 5.925 ± 0.5685
ea22 1342 1342/1342 1342 ± 0 5.542 5.321/6.495 5.869 ± 0.6474
ea23 1342 1342/1342 1342 ± 0 6.265 5.594/6.616 6.257 ± 0.6783
ea25 1342 1342/1342 1342 ± 0 5.689 5.336/6.263 5.831 ± 0.5702
ea26 1342 1342/1342 1342 ± 0 6.079 5.763/7.038 6.335 ± 0.6496
ea27 1342 1342/1342 1342 ± 0.00001629 5.621 5.481/6.526 5.926 ± 0.5787
ea28 1342 1342/1342 1342 ± 0.00003199 5.741 5.531/6.565 6.083 ± 0.6129
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 ± 0.00002348 5.477 5.299/5.748 5.496 ± 0.2674
4 1342 1342/1342 1342 ± 0.00002686 5.23 5.04/5.5 5.234 ± 0.3391
5 1342 1342/1342 1342 ± 0.00002348 5.505 5.264/5.674 5.485 ± 0.3326
6 1342 1342/1342 1342 ± 0.00002348 5.414 5.177/5.568 5.386 ± 0.294
7 1342 1342/1342 1342 ± 0.00002348 5.446 5.273/5.606 5.438 ± 0.2737
8 1342 1342/1342 1342 ± 0.00002348 5.437 5.204/5.609 5.389 ± 0.2867
9 1342 1342/1342 1342 ± 0.00002348 5.688 5.502/5.946 5.661 ± 0.3344
10 1342 1342/1342 1342 ± 0.00002348 6.129 5.932/6.264 6.08 ± 0.3247
11 1342 1342/1342 1342 ± 0.00002348 6.38 6.202/6.492 6.295 ± 0.3333
12 1342 1342/1342 1342 ± 0.00002393 6.497 6.307/6.625 6.447 ± 0.3675
13 1342 1342/1342 1342 ± 0.00002348 6.958 6.821/7.133 6.917 ± 0.3802
14 1342 1342/1342 1342 ± 0.00002348 7.192 6.941/7.395 7.114 ± 0.4234
15 1342 1342/1342 1342 ± 0.00002348 6.814 6.568/7.029 6.723 ± 0.4125
16 1342 1342/1342 1342 ± 0.0000318 6.1 5.687/6.295 6.041 ± 0.4129
17 1342 1342/1342 1342 ± 0.00003302 6.133 5.672/6.349 6.055 ± 0.3982
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-12-17 04:24:59.785
End
2024-12-17 05:32:45.889
Duration
1:07:46.104
Note, WebLog generation is not included in the time.

CASA logs for stage 8