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 5.84 5.385/6.061 5.805 ± 0.4849
ea02 1342 1342/1342 1342 ± 0 5.96 5.599/6.592 6.133 ± 0.5896
ea04 1342 1342/1342 1342 ± 0 5.535 5.206/6.204 5.699 ± 0.5252
ea05 1342 1342/1342 1342 ± 0 5.906 5.383/6.368 5.845 ± 0.5592
ea06 1342 1342/1342 1342 ± 0 5.02 4.844/5.369 5.12 ± 0.3386
ea07 1342 1342/1342 1342 ± 0 6.136 5.603/6.237 6.088 ± 0.5368
ea08 1342 1342/1342 1342 ± 0 6.004 5.67/6.671 6.231 ± 0.6216
ea09 1342 1342/1342 1342 ± 0 5.817 5.291/6.44 5.867 ± 0.5844
ea10 1342 1342/1342 1342 ± 0 5.998 5.39/6.629 6.051 ± 0.6064
ea11 1342 1342/1342 1342 ± 0 5.949 5.224/6.355 5.917 ± 0.6331
ea12 1342 1342/1342 1342 ± 0 5.967 5.494/6.484 6.075 ± 0.6351
ea13 1342 1342/1342 1342 ± 0 6.358 5.957/6.475 6.314 ± 0.465
ea14 1342 1342/1342 1342 ± 0 5.949 5.327/6.41 5.944 ± 0.6151
ea15 1342 1342/1342 1342 ± 0 5.776 5.228/6.294 5.886 ± 0.6538
ea16 1342 1342/1342 1342 ± 0 6.213 5.759/6.792 6.364 ± 0.6724
ea17 1342 1342/1342 1342 ± 0.000006855 6.185 5.662/6.824 6.203 ± 0.5849
ea18 1342 1342/1342 1342 ± 0 5.141 4.783/5.575 5.224 ± 0.4869
ea19 1342 1342/1342 1342 ± 0 5.905 5.714/6.495 6.202 ± 0.587
ea20 1342 1342/1342 1342 ± 0 6.313 5.806/6.875 6.332 ± 0.5961
ea21 1342 1342/1342 1342 ± 0 5.867 5.443/6.245 5.911 ± 0.5052
ea22 1342 1342/1342 1342 ± 0 5.71 5.474/6.456 5.903 ± 0.5924
ea23 1342 1342/1342 1342 ± 0 6.184 5.623/6.534 6.185 ± 0.6342
ea25 1342 1342/1342 1342 ± 0 5.633 5.326/6.158 5.755 ± 0.5317
ea26 1342 1342/1342 1342 ± 0 6.274 5.813/6.944 6.321 ± 0.617
ea27 1342 1342/1342 1342 ± 0.000021 5.57 5.441/6.371 5.853 ± 0.5406
ea28 1342 1342/1342 1342 ± 0.00002025 5.777 5.527/6.476 6.045 ± 0.5807
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 ± 0.00002352 5.503 5.338/5.785 5.532 ± 0.2734
4 1342 1342/1342 1342 ± 0.00002571 5.479 5.23/5.639 5.447 ± 0.3704
5 1342 1342/1342 1342 ± 0.00002352 5.54 5.288/5.7 5.52 ± 0.336
6 1342 1342/1342 1342 ± 0.00002352 5.378 5.179/5.542 5.363 ± 0.2888
7 1342 1342/1342 1342 ± 0.00002352 5.437 5.239/5.604 5.422 ± 0.2685
8 1342 1342/1342 1342 ± 0.00002352 5.416 5.158/5.557 5.359 ± 0.2826
9 1342 1342/1342 1342 ± 0.00002352 5.661 5.456/5.907 5.615 ± 0.3303
10 1342 1342/1342 1342 ± 0.00002352 6.07 5.908/6.213 6.023 ± 0.3141
11 1342 1342/1342 1342 ± 0.00002352 6.287 6.137/6.402 6.219 ± 0.3168
12 1342 1342/1342 1342 ± 0.00002379 6.377 6.212/6.545 6.355 ± 0.3626
13 1342 1342/1342 1342 ± 0.00002352 6.872 6.733/7.026 6.834 ± 0.3681
14 1342 1342/1342 1342 ± 0.00002352 7.112 6.849/7.329 7.046 ± 0.4136
15 1342 1342/1342 1342 ± 0.00002352 6.748 6.523/6.986 6.681 ± 0.3992
16 1342 1342/1342 1342 ± 0.00002783 6.005 5.721/6.379 6.031 ± 0.3954
17 1342 1342/1342 1342 ± 0.00002815 6.114 5.817/6.334 6.058 ± 0.3753
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-12-17 01:49:13.195
End
2024-12-17 02:38:00.367
Duration
0:48:47.171
Note, WebLog generation is not included in the time.

CASA logs for stage 8