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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.608 5.249/6.099 5.71 ± 0.582
ea02 1342 1342/1342 1342 ± 0 5.805 5.414/6.433 5.977 ± 0.6274
ea04 1342 1342/1342 1342 ± 0 5.508 5.174/6.069 5.676 ± 0.5609
ea05 1342 1342/1342 1342 ± 0 5.913 5.421/6.36 5.943 ± 0.5928
ea06 1342 1342/1342 1342 ± 0 5.092 4.872/5.476 5.172 ± 0.3742
ea07 1342 1342/1342 1342 ± 0 5.945 5.382/6.187 5.953 ± 0.5888
ea08 1342 1342/1342 1342 ± 0 5.907 5.573/6.697 6.188 ± 0.6712
ea09 1342 1342/1342 1342 ± 0 5.722 5.213/6.293 5.796 ± 0.6322
ea10 1342 1342/1342 1342 ± 0 5.956 5.285/6.596 5.95 ± 0.6644
ea11 1342 1342/1342 1342 ± 0 6.117 5.377/6.591 6.057 ± 0.7165
ea12 1342 1342/1342 1342 ± 0 5.426 5.397/5.636 5.516 ± 0.1729
ea13 1342 1342/1342 1342 ± 0 6.055 5.751/6.383 6.149 ± 0.503
ea14 1342 1342/1342 1342 ± 0 5.704 5.208/6.317 5.795 ± 0.6619
ea15 1342 1342/1342 1342 ± 0 5.72 5.267/6.349 5.888 ± 0.6794
ea16 1342 1342/1342 1342 ± 0 6.078 5.641/6.702 6.228 ± 0.6939
ea17 1342 1342/1342 1342 ± 0 5.972 5.622/6.504 6.12 ± 0.6053
ea18 1342 1342/1342 1342 ± 0 5.069 4.722/5.584 5.187 ± 0.5189
ea19 1342 1342/1342 1342 ± 0 6.046 5.556/6.713 6.212 ± 0.6686
ea20 1342 1342/1342 1342 ± 0 6.111 5.72/6.745 6.248 ± 0.6419
ea21 1342 1342/1342 1342 ± 0 5.739 5.407/6.327 5.887 ± 0.5772
ea22 1342 1342/1342 1342 ± 0 5.366 5.13/6.181 5.629 ± 0.6206
ea23 1342 1342/1342 1342 ± 0 5.967 5.432/6.364 6.027 ± 0.6649
ea25 1342 1342/1342 1342 ± 0 5.679 5.383/6.284 5.865 ± 0.5962
ea26 1342 1342/1342 1342 ± 0 6.072 5.611/6.699 6.205 ± 0.6899
ea27 1342 1342/1342 1342 ± 0 5.539 5.27/6.365 5.754 ± 0.597
ea28 1342 1342/1342 1342 ± 0.00001514 5.777 5.476/6.528 6.006 ± 0.6604
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 ± 0.0000235 5.403 5.236/5.662 5.423 ± 0.2487
3 1342 1342/1342 1342 ± 0.0000235 5.368 5.081/5.6 5.329 ± 0.3071
4 1342 1342/1342 1342 ± 0.0000235 5.28 5.061/5.389 5.229 ± 0.2827
5 1342 1342/1342 1342 ± 0.0000235 5.397 5.149/5.527 5.365 ± 0.2951
6 1342 1342/1342 1342 ± 0.00002395 5.362 5.207/5.52 5.333 ± 0.2731
7 1342 1342/1342 1342 ± 0.0000235 5.375 5.206/5.542 5.373 ± 0.2477
8 1342 1342/1342 1342 ± 0.0000235 5.388 5.215/5.514 5.347 ± 0.2784
9 1342 1342/1342 1342 ± 0.0000235 5.714 5.503/5.895 5.631 ± 0.3098
10 1342 1342/1342 1342 ± 0.00002374 6.144 5.888/6.272 6.068 ± 0.3117
11 1342 1342/1342 1342 ± 0.00002395 6.31 6.217/6.498 6.279 ± 0.3239
12 1342 1342/1342 1342 ± 0.00002442 6.508 6.298/6.638 6.441 ± 0.3556
13 1342 1342/1342 1342 ± 0.00002395 6.906 6.744/7.155 6.872 ± 0.3708
14 1342 1342/1342 1342 ± 0.00002395 7.104 6.907/7.331 7.054 ± 0.402
15 1342 1342/1342 1342 ± 0.00002395 6.759 6.579/6.921 6.702 ± 0.377
16 1342 1342/1342 1342 ± 0.00002444 6.105 5.955/6.288 6.051 ± 0.3388
17 1342 1342/1342 1342 ± 0.00002619 6.068 5.83/6.229 6.019 ± 0.3246
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-04-06 07:37:02.067
End
2024-04-06 08:57:53.395
Duration
1:20:51.327
Note, WebLog generation is not included in the time.

CASA logs for stage 7