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 5.855 5.376/6.078 5.814 ± 0.5001
ea02 1342 1342/1342 1342 ± 0.000006856 5.933 5.584/6.614 6.116 ± 0.6154
ea04 1342 1342/1342 1342 ± 0 5.57 5.193/6.211 5.711 ± 0.5402
ea05 1342 1342/1342 1342 ± 0 5.915 5.37/6.397 5.856 ± 0.5765
ea06 1342 1342/1342 1342 ± 0 5.049 4.839/5.383 5.132 ± 0.3456
ea07 1342 1342/1342 1342 ± 0 6.154 5.552/6.27 6.093 ± 0.5555
ea08 1342 1342/1342 1342 ± 0 6.018 5.651/6.74 6.256 ± 0.6484
ea09 1342 1342/1342 1342 ± 0 5.772 5.298/6.481 5.864 ± 0.5995
ea10 1342 1342/1342 1342 ± 0 6.032 5.396/6.66 6.066 ± 0.6219
ea11 1342 1342/1342 1342 ± 0 5.962 5.237/6.373 5.927 ± 0.6616
ea12 1342 1342/1342 1342 ± 0 5.976 5.505/6.504 6.08 ± 0.6431
ea13 1342 1342/1342 1342 ± 0 6.348 5.953/6.427 6.32 ± 0.4724
ea14 1342 1342/1342 1342 ± 0 5.971 5.324/6.444 5.953 ± 0.6366
ea15 1342 1342/1342 1342 ± 0 5.795 5.222/6.316 5.891 ± 0.6679
ea16 1342 1342/1342 1342 ± 0 6.228 5.773/6.79 6.368 ± 0.6922
ea17 1342 1342/1342 1342 ± 0.00001089 6.11 5.657/6.838 6.21 ± 0.6014
ea18 1342 1342/1342 1342 ± 0 5.168 4.785/5.601 5.226 ± 0.4991
ea19 1342 1342/1342 1342 ± 0 5.876 5.692/6.507 6.206 ± 0.5988
ea20 1342 1342/1342 1342 ± 0 6.341 5.823/6.92 6.354 ± 0.6165
ea21 1342 1342/1342 1342 ± 0 5.903 5.439/6.268 5.918 ± 0.5228
ea22 1342 1342/1342 1342 ± 0 5.643 5.45/6.492 5.906 ± 0.6157
ea23 1342 1342/1342 1342 ± 0 6.215 5.595/6.576 6.2 ± 0.6605
ea25 1342 1342/1342 1342 ± 0 5.635 5.31/6.194 5.762 ± 0.5468
ea26 1342 1342/1342 1342 ± 0 6.17 5.785/6.975 6.317 ± 0.6301
ea27 1342 1342/1342 1342 ± 0.00002321 5.569 5.425/6.4 5.864 ± 0.5587
ea28 1342 1342/1342 1342 ± 0.00002746 5.741 5.518/6.517 6.055 ± 0.5983
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 ± 0.00002349 5.47 5.302/5.742 5.504 ± 0.2716
4 1342 1342/1342 1342 ± 0.00002568 5.424 5.165/5.585 5.388 ± 0.3659
5 1342 1342/1342 1342 ± 0.00002349 5.534 5.264/5.688 5.503 ± 0.337
6 1342 1342/1342 1342 ± 0.00002349 5.382 5.165/5.541 5.359 ± 0.2914
7 1342 1342/1342 1342 ± 0.00002349 5.433 5.242/5.61 5.425 ± 0.2705
8 1342 1342/1342 1342 ± 0.00002349 5.411 5.165/5.595 5.369 ± 0.2814
9 1342 1342/1342 1342 ± 0.00002349 5.676 5.485/5.922 5.632 ± 0.3296
10 1342 1342/1342 1342 ± 0.00002349 6.086 5.916/6.229 6.043 ± 0.3142
11 1342 1342/1342 1342 ± 0.00002349 6.329 6.153/6.445 6.251 ± 0.3241
12 1342 1342/1342 1342 ± 0.00002376 6.414 6.213/6.589 6.388 ± 0.366
13 1342 1342/1342 1342 ± 0.00002349 6.908 6.762/7.055 6.867 ± 0.3742
14 1342 1342/1342 1342 ± 0.00002349 7.156 6.879/7.357 7.078 ± 0.4159
15 1342 1342/1342 1342 ± 0.00002349 6.785 6.548/7.011 6.704 ± 0.4065
16 1342 1342/1342 1342 ± 0.00002957 6.033 5.711/6.349 6.035 ± 0.3992
17 1342 1342/1342 1342 ± 0.00003086 6.148 5.726/6.336 6.05 ± 0.3869
overwrite_modelcol
False
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-16 23:00:10.353
End
2024-12-16 23:48:24.681
Duration
0:48:14.328
Note, WebLog generation is not included in the time.

CASA logs for stage 8