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

Statwt Summary Plot

VLASS2.1.sb38652042.eb38809484.59142.37127280093_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 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea02 1342 1342/1342 1342 ± 0 5.604 5.354/6.395 5.611 ± 1.045
ea03 1342 1342/1342 1342 ± 0.00002518 4.895 4.669/5.878 5.11 ± 0.8132
ea04 1342 1342/1342 1342 ± 0.000006963 5.333 5.09/6.153 5.413 ± 0.9796
ea05 1342 1342/1342 1342 ± 0 5.288 4.92/6.02 5.358 ± 0.7607
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00002502 5.663 5.414/6.342 5.634 ± 0.9907
ea08 1342 1342/1342 1342 ± 0.00004409 5.6 5.342/6.628 5.637 ± 1.078
ea09 1342 1342/1342 1342 ± 0.00004274 5.434 5.16/6.302 5.455 ± 0.9603
ea10 1342 1342/1342 1342 ± 0.00004063 5.417 5.189/6.604 5.56 ± 1.115
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00001826 5.998 5.306/6.644 5.747 ± 1.237
ea13 1342 1342/1342 1342 ± 0.00002403 5.653 5.347/6.233 5.575 ± 0.8798
ea14 1342 1342/1342 1342 ± 0.00001984 5.404 5.152/6.407 5.483 ± 0.9074
ea15 1342 1342/1342 1342 ± 0 2.546 2.194/2.983 2.677 ± 0.5655
ea17 1342 1342/1342 1342 ± 0.00004319 6.041 5.54/6.822 5.968 ± 1.168
ea18 1342 1342/1342 1342 ± 0.00001443 4.958 4.638/5.534 4.989 ± 0.5164
ea19 1342 1342/1342 1342 ± 0.00001117 5.403 5.224/6.298 5.587 ± 0.8054
ea20 1342 1342/1342 1342 ± 0.00003364 5.84 5.729/7.11 6.157 ± 1.042
ea21 1342 1342/1342 1342 ± 0.000007064 5.528 5.295/6.351 5.568 ± 0.85
ea23 1342 1342/1342 1342 ± 0.00001599 5.428 4.815/5.535 5.078 ± 0.845
ea24 1342 1342/1342 1342 ± 0.00004359 5.466 5.276/6.267 5.515 ± 0.9527
ea25 1342 1342/1342 1342 ± 0.00004386 5.318 5.028/6.19 5.378 ± 0.9835
ea26 1342 1342/1342 1342 ± 0.00003388 5.718 5.538/6.62 5.793 ± 1.039
ea27 1342 1342/1342 1342 ± 0.00004206 5.42 5.137/6.382 5.422 ± 1.004
ea28 1342 1342/1342 1342 ± 0.00004384 5.261 5.096/6.224 5.349 ± 0.9401
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 ± 0.00002512 5.297 5.134/5.543 5.17 ± 0.6666
5 1342 1342/1342 1342 ± 0.00002768 5.382 5.077/5.506 5.192 ± 0.5894
6 1342 1342/1342 1342 ± 0.00002512 5.276 5.085/5.523 5.12 ± 0.6905
7 1342 1342/1342 1342 ± 0.00002512 5.352 5.227/5.459 5.197 ± 0.6965
8 1342 1342/1342 1342 ± 0.00002512 5.304 5.141/5.395 5.16 ± 0.7145
9 1342 1342/1342 1342 ± 0.00002631 5.476 5.209/5.792 5.383 ± 0.6085
10 1342 1342/1342 1342 ± 0.00002489 6.003 5.742/6.268 5.822 ± 0.8067
11 1342 1342/1342 1342 ± 0.00002489 6.313 6.079/6.572 6.163 ± 0.7725
12 1342 1342/1342 1342 ± 0.00002489 6.511 6.246/6.702 6.367 ± 0.8258
13 1342 1342/1342 1342 ± 0.00002489 6.515 6.307/6.747 6.415 ± 0.7365
14 1342 1342/1342 1342 ± 0.00002849 5.872 5.562/6.323 5.917 ± 0.7553
15 1342 1342/1342 1342 ± 0.00002489 6.487 6.072/6.929 6.354 ± 0.8796
16 1342 1342/1342 1342 ± 0.00006 3.402 3.258/3.615 3.424 ± 0.3966
17 1342 1342/1342 1342 ± 0.00006086 3.672 3.544/3.802 3.615 ± 0.3795
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38652042.eb38809484.59142.37127280093_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-01-11 16:09:17.630
End
2025-01-11 17:09:31.276
Duration
1:00:13.646
Note, WebLog generation is not included in the time.

CASA logs for stage 8