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

Statwt Summary Plot

VLASS2.1.sb38597432.eb38627615.59094.07999482639_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 5.574 5.227/6.057 5.691 ± 0.5421
ea02 1342 1342/1342 1342 ± 0 5.825 5.28/6.392 5.893 ± 0.6567
ea04 1342 1342/1342 1342 ± 0 5.388 5.035/6.048 5.574 ± 0.5915
ea05 1342 1342/1342 1342 ± 0 5.636 5.149/6.166 5.73 ± 0.6029
ea06 1342 1342/1342 1342 ± 0 4.962 4.68/5.392 5.042 ± 0.4079
ea07 1342 1342/1342 1342 ± 0 5.826 5.355/6.206 5.906 ± 0.5742
ea08 1342 1342/1342 1342 ± 0 5.889 5.437/6.542 6.038 ± 0.6542
ea09 1342 1342/1342 1342 ± 0 5.597 5.081/6.148 5.683 ± 0.6473
ea11 1342 1342/1342 1342 ± 0 5.753 5.191/6.3 5.759 ± 0.6714
ea12 1342 1342/1342 1342 ± 0 5.719 5.293/6.365 5.918 ± 0.6526
ea13 1342 1342/1342 1342 ± 0 6.035 5.646/6.328 6.076 ± 0.5203
ea14 1342 1342/1342 1342 ± 0 5.703 5.174/6.253 5.736 ± 0.6493
ea15 1342 1342/1342 1342 ± 0 5.47 4.969/6.048 5.592 ± 0.686
ea16 1342 1342/1342 1342 ± 0 6.029 5.547/6.445 6.1 ± 0.6898
ea17 1342 1342/1342 1342 ± 0 5.959 5.458/6.418 6.054 ± 0.6142
ea18 1342 1342/1342 1342 ± 0 5.014 4.695/5.487 5.118 ± 0.5241
ea19 1342 1342/1342 1342 ± 0 6.085 5.412/6.6 6.053 ± 0.6362
ea20 1342 1342/1342 1342 ± 0 6.076 5.631/6.674 6.172 ± 0.6689
ea21 1342 1342/1342 1342 ± 0 5.587 5.27/6.225 5.753 ± 0.5676
ea22 1342 1342/1342 1342 ± 0 5.654 5.176/6.252 5.747 ± 0.6476
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.474 5.116/5.972 5.583 ± 0.5784
ea26 1342 1342/1342 1342 ± 0 6.002 5.479/6.58 6.072 ± 0.6887
ea27 1342 1342/1342 1342 ± 0.00003889 5.595 5.222/6.311 5.728 ± 0.603
ea28 1342 1342/1342 1342 ± 0 5.613 5.303/6.348 5.812 ± 0.6413
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 ± 0.00002443 5.325 5.158/5.496 5.313 ± 0.2379
3 1342 1342/1342 1342 ± 0.00002443 5.055 4.909/5.33 5.083 ± 0.2581
4 1342 1342/1342 1342 ± 0.00002493 5.242 4.99/5.328 5.169 ± 0.3513
5 1342 1342/1342 1342 ± 0.00002443 5.282 5.022/5.386 5.218 ± 0.3157
6 1342 1342/1342 1342 ± 0.00002443 5.242 4.998/5.385 5.189 ± 0.2916
7 1342 1342/1342 1342 ± 0.00002443 5.245 5.129/5.418 5.254 ± 0.2453
8 1342 1342/1342 1342 ± 0.00002443 5.297 5.055/5.405 5.228 ± 0.2682
9 1342 1342/1342 1342 ± 0.00002443 5.531 5.391/5.785 5.509 ± 0.2993
10 1342 1342/1342 1342 ± 0.00002443 5.985 5.852/6.166 5.953 ± 0.3012
11 1342 1342/1342 1342 ± 0.00002443 6.217 6.072/6.343 6.156 ± 0.3116
12 1342 1342/1342 1342 ± 0.00002443 6.343 6.193/6.491 6.328 ± 0.3319
13 1342 1342/1342 1342 ± 0.00002443 6.754 6.62/6.99 6.737 ± 0.3438
14 1342 1342/1342 1342 ± 0.00002443 6.978 6.773/7.179 6.925 ± 0.3928
15 1342 1342/1342 1342 ± 0.00002443 6.552 6.408/6.825 6.541 ± 0.3655
16 1342 1342/1342 1342 ± 0.00003348 5.972 5.839/6.246 5.967 ± 0.312
17 1342 1342/1342 1342 ± 0.00003279 5.97 5.869/6.226 5.968 ± 0.3089
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-13 09:39:24.197
End
2024-12-13 10:28:05.865
Duration
0:48:41.668
Note, WebLog generation is not included in the time.

CASA logs for stage 8