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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.344 5.109/5.819 5.527 ± 0.5273
ea02 1342 1342/1342 1342 ± 0 5.518 5.247/6.298 5.81 ± 0.6523
ea04 1342 1342/1342 1342 ± 0 5.427 5.001/5.981 5.53 ± 0.5738
ea05 1342 1342/1342 1342 ± 0 5.534 5.121/6.068 5.645 ± 0.5917
ea06 1342 1342/1342 1342 ± 0 4.849 4.53/5.346 4.956 ± 0.4667
ea07 1342 1342/1342 1342 ± 0 5.822 5.237/6.095 5.806 ± 0.6059
ea08 1342 1342/1342 1342 ± 0 5.589 5.347/6.457 5.93 ± 0.674
ea09 1342 1342/1342 1342 ± 0 5.414 5.082/6.168 5.6 ± 0.6378
ea10 1342 1342/1342 1342 ± 0 5.738 5.084/6.429 5.754 ± 0.6736
ea11 1342 1342/1342 1342 ± 0 5.694 5.173/6.227 5.761 ± 0.6463
ea12 1342 1342/1342 1342 ± 0 5.603 5.2/6.266 5.808 ± 0.6485
ea13 1342 1342/1342 1342 ± 0 5.836 5.614/6.28 6.012 ± 0.5037
ea14 1342 1342/1342 1342 ± 0 5.605 5.111/6.215 5.688 ± 0.6717
ea15 1342 1342/1342 1342 ± 0 5.438 4.958/6.069 5.59 ± 0.6852
ea16 1342 1342/1342 1342 ± 0 5.913 5.471/6.574 6.07 ± 0.7112
ea17 1342 1342/1342 1342 ± 0.000002383 5.729 5.356/6.319 5.878 ± 0.6403
ea18 1342 1342/1342 1342 ± 0 4.896 4.583/5.37 5.019 ± 0.513
ea19 1342 1342/1342 1342 ± 0 5.84 5.41/6.535 6.036 ± 0.6724
ea20 1342 1342/1342 1342 ± 0 5.889 5.52/6.591 6.05 ± 0.6614
ea21 1342 1342/1342 1342 ± 0 5.541 5.193/6.099 5.689 ± 0.5763
ea22 1342 1342/1342 1342 ± 0 5.378 5.132/6.264 5.649 ± 0.6773
ea23 1342 1342/1342 1342 ± 0 5.83 5.3/6.27 5.903 ± 0.6901
ea25 1342 1342/1342 1342 ± 0 5.322 5.032/5.942 5.512 ± 0.5773
ea26 1342 1342/1342 1342 ± 0 5.762 5.434/6.533 5.995 ± 0.6787
ea27 1342 1342/1342 1342 ± 0 5.404 5.07/6.178 5.586 ± 0.5872
ea28 1342 1342/1342 1342 ± 0.00002678 5.468 5.203/6.255 5.719 ± 0.6373
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 5.198 5.094/5.433 5.23 ± 0.2466
3 1342 1342/1342 1342 ± 0.00002392 5.199 5.024/5.346 5.174 ± 0.255
4 1342 1342/1342 1342 ± 0.00002414 5.084 4.926/5.204 5.044 ± 0.2716
5 1342 1342/1342 1342 ± 0.00002348 5.149 4.909/5.283 5.127 ± 0.2976
6 1342 1342/1342 1342 ± 0.00002348 5.13 4.905/5.313 5.105 ± 0.2887
7 1342 1342/1342 1342 ± 0.00002348 5.198 5.012/5.352 5.17 ± 0.2584
8 1342 1342/1342 1342 ± 0.00002348 5.193 4.955/5.344 5.146 ± 0.2747
9 1342 1342/1342 1342 ± 0.00002348 5.422 5.315/5.677 5.429 ± 0.3126
10 1342 1342/1342 1342 ± 0.00002348 5.916 5.751/6.075 5.865 ± 0.2963
11 1342 1342/1342 1342 ± 0.00002348 6.154 5.998/6.242 6.096 ± 0.3064
12 1342 1342/1342 1342 ± 0.00002348 6.301 6.105/6.435 6.265 ± 0.3302
13 1342 1342/1342 1342 ± 0.00002348 6.718 6.636/6.909 6.7 ± 0.3455
14 1342 1342/1342 1342 ± 0.00002348 6.904 6.716/7.117 6.877 ± 0.3818
15 1342 1342/1342 1342 ± 0.00002348 6.556 6.339/6.795 6.514 ± 0.3716
16 1342 1342/1342 1342 ± 0.00002495 5.858 5.495/6.071 5.821 ± 0.3703
17 1342 1342/1342 1342 ± 0.00003003 5.798 5.458/6.073 5.777 ± 0.3638
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-17 10:15:44.397
End
2024-12-17 11:26:13.318
Duration
1:10:28.921
Note, WebLog generation is not included in the time.

CASA logs for stage 8