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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.692 5.22/5.904 5.56 ± 0.5051
ea02 1342 1342/1342 1342 ± 0.00004037 5.751 5.157/6.217 5.783 ± 0.643
ea04 1342 1342/1342 1342 ± 0 5.293 4.998/5.945 5.475 ± 0.587
ea05 1342 1342/1342 1342 ± 0 5.502 5.081/6.065 5.594 ± 0.584
ea06 1342 1342/1342 1342 ± 0 5.063 4.639/5.394 5.042 ± 0.423
ea07 1342 1342/1342 1342 ± 0 5.578 5.235/5.946 5.69 ± 0.5999
ea08 1342 1342/1342 1342 ± 0 5.805 5.284/6.637 5.94 ± 0.71
ea09 1342 1342/1342 1342 ± 0 5.566 4.946/6.104 5.572 ± 0.7052
ea10 1342 1342/1342 1342 ± 0 5.46 4.886/6.011 5.429 ± 0.6332
ea11 1342 1342/1342 1342 ± 0 5.411 5.105/6.088 5.567 ± 0.598
ea12 1342 1342/1342 1342 ± 0 5.752 5.1/6.16 5.756 ± 0.6375
ea13 1342 1342/1342 1342 ± 0 5.94 5.551/6.222 5.939 ± 0.5694
ea14 1342 1342/1342 1342 ± 0 5.985 5.233/6.252 5.882 ± 0.6923
ea15 1342 1342/1342 1342 ± 0 5.384 4.824/6.011 5.494 ± 0.7202
ea16 1342 1342/1342 1342 ± 0 6.128 5.515/6.615 6.096 ± 0.6634
ea17 1342 1342/1342 1342 ± 0 6.032 5.437/6.476 5.983 ± 0.5675
ea18 1342 1342/1342 1342 ± 0 4.743 4.609/5.574 5.075 ± 0.5297
ea19 1342 1342/1342 1342 ± 0 6.073 5.428/6.345 5.921 ± 0.5784
ea20 1342 1342/1342 1342 ± 0 5.825 5.339/6.375 5.925 ± 0.6878
ea21 1342 1342/1342 1342 ± 0 5.676 5.289/6.208 5.794 ± 0.5422
ea22 1342 1342/1342 1342 ± 0 5.609 4.998/6.228 5.633 ± 0.7298
ea23 1342 1342/1342 1342 ± 0 5.802 5.335/6.225 5.874 ± 0.6773
ea25 1342 1342/1342 1342 ± 0 5.484 4.884/5.908 5.511 ± 0.6147
ea26 1342 1342/1342 1342 ± 0 5.613 5.216/6.121 5.689 ± 0.649
ea27 1342 1342/1342 1342 ± 0.00002231 5.392 4.921/5.917 5.452 ± 0.6008
ea28 1342 1342/1342 1342 ± 0 5.762 5.458/6.458 5.863 ± 0.608
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 ± 0.00002662 5.149 4.802/5.237 5.049 ± 0.3097
3 1342 1342/1342 1342 ± 0.00002642 5.05 4.745/5.24 5.021 ± 0.3064
4 1342 1342/1342 1342 ± 0.00002872 4.867 4.755/5.113 4.933 ± 0.2978
5 1342 1342/1342 1342 ± 0.0000235 5.041 4.84/5.501 5.162 ± 0.39
6 1342 1342/1342 1342 ± 0.0000235 5.067 4.927/5.274 5.084 ± 0.2556
7 1342 1342/1342 1342 ± 0.0000235 5.053 4.913/5.286 5.081 ± 0.2391
8 1342 1342/1342 1342 ± 0.0000235 5.118 4.911/5.297 5.091 ± 0.2753
9 1342 1342/1342 1342 ± 0.0000235 5.438 5.244/5.627 5.403 ± 0.3167
10 1342 1342/1342 1342 ± 0.00002394 5.852 5.643/6.072 5.821 ± 0.3265
11 1342 1342/1342 1342 ± 0.0000235 6.03 5.879/6.194 6.001 ± 0.3146
12 1342 1342/1342 1342 ± 0.0000235 6.225 5.996/6.349 6.165 ± 0.2912
13 1342 1342/1342 1342 ± 0.0000235 6.651 6.53/6.761 6.603 ± 0.3298
14 1342 1342/1342 1342 ± 0.00002394 6.831 6.616/7.058 6.785 ± 0.3633
15 1342 1342/1342 1342 ± 0.00002394 6.52 6.187/6.657 6.407 ± 0.3503
16 1342 1342/1342 1342 ± 0.00002774 5.865 5.688/6.106 5.828 ± 0.2857
17 1342 1342/1342 1342 ± 0.00002545 5.909 5.756/6.079 5.867 ± 0.2918
statwtmode
VLASS-SE
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2025-03-12 21:52:43.666
End
2025-03-12 22:21:23.038
Duration
0:28:39.372
Note, WebLog generation is not included in the time.

CASA logs for stage 8