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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.937 5.361/6.149 5.824 ± 0.5183
ea02 1342 1342/1342 1342 ± 0 6.013 5.518/6.666 6.137 ± 0.5989
ea05 1342 1342/1342 1342 ± 0 6.067 5.407/6.604 5.955 ± 0.6317
ea06 1342 1342/1342 1342 ± 0 4.891 4.768/5.277 5.007 ± 0.3062
ea07 1342 1342/1342 1342 ± 0 5.781 5.469/6.025 5.831 ± 0.442
ea08 1342 1342/1342 1342 ± 0 6.08 5.629/6.872 6.296 ± 0.6198
ea09 1342 1342/1342 1342 ± 0 5.507 5.063/5.96 5.516 ± 0.4849
ea10 1342 1342/1342 1342 ± 0.00001989 5.862 5.339/6.591 5.953 ± 0.6368
ea11 1342 1342/1342 1342 ± 0 5.947 5.576/6.48 6.051 ± 0.5705
ea12 1342 1342/1342 1342 ± 0 6.034 5.428/6.483 6.062 ± 0.6126
ea13 1342 1342/1342 1342 ± 0 6.423 5.845/6.57 6.297 ± 0.4976
ea14 1342 1342/1342 1342 ± 0 6.173 5.451/6.632 6.08 ± 0.6914
ea15 1342 1342/1342 1342 ± 0 5.939 5.371/6.371 5.984 ± 0.6483
ea16 1342 1342/1342 1342 ± 0 5.307 5.192/5.515 5.268 ± 0.2553
ea17 1342 1342/1342 1342 ± 0 6.188 5.768/6.839 6.324 ± 0.5985
ea18 1342 1342/1342 1342 ± 0 5.3 4.89/5.778 5.33 ± 0.5257
ea19 1342 1342/1342 1342 ± 0 6.246 5.582/6.744 6.189 ± 0.6181
ea20 1342 1342/1342 1342 ± 0 6.465 5.873/6.874 6.399 ± 0.6111
ea21 1342 1342/1342 1342 ± 0 5.763 5.495/6.405 5.947 ± 0.5491
ea22 1342 1342/1342 1342 ± 0 5.967 5.416/6.505 5.943 ± 0.6014
ea23 1342 1342/1342 1342 ± 0 5.983 5.581/6.656 6.142 ± 0.6602
ea25 1342 1342/1342 1342 ± 0 5.407 5.368/5.611 5.412 ± 0.1799
ea26 1342 1342/1342 1342 ± 0 5.904 5.63/6.599 6.054 ± 0.5241
ea27 1342 1342/1342 1342 ± 0.00003993 5.735 5.452/6.493 5.93 ± 0.5581
ea28 1342 1342/1342 1342 ± 0 5.83 5.58/6.677 6.096 ± 0.6264
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 ± 0.00002392 5.462 5.287/5.704 5.447 ± 0.2893
4 1342 1342/1342 1342 ± 0.0000242 5.425 5.159/5.556 5.352 ± 0.3644
5 1342 1342/1342 1342 ± 0.00002392 5.485 5.35/5.582 5.455 ± 0.2981
6 1342 1342/1342 1342 ± 0.00002392 5.429 5.298/5.54 5.393 ± 0.2696
7 1342 1342/1342 1342 ± 0.00002392 5.42 5.306/5.581 5.427 ± 0.2532
8 1342 1342/1342 1342 ± 0.00002392 5.474 5.246/5.586 5.406 ± 0.2931
9 1342 1342/1342 1342 ± 0.00002392 5.716 5.597/5.936 5.683 ± 0.3433
10 1342 1342/1342 1342 ± 0.00002489 6.171 5.947/6.307 6.104 ± 0.3383
11 1342 1342/1342 1342 ± 0.00002489 6.471 6.285/6.549 6.328 ± 0.3748
12 1342 1342/1342 1342 ± 0.00002489 6.558 6.312/6.668 6.459 ± 0.3859
13 1342 1342/1342 1342 ± 0.00002489 6.986 6.75/7.151 6.871 ± 0.4137
14 1342 1342/1342 1342 ± 0.00002489 7.142 6.929/7.281 7.025 ± 0.4473
15 1342 1342/1342 1342 ± 0.00002489 6.702 6.46/6.871 6.588 ± 0.4283
16 1342 1342/1342 1342 ± 0.00003407 5.976 5.794/6.315 5.975 ± 0.3657
17 1342 1342/1342 1342 ± 0.00003647 6.024 5.819/6.289 5.995 ± 0.369
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-05-01 07:18:22.884
End
2024-05-01 08:05:33.803
Duration
0:47:10.919
Note, WebLog generation is not included in the time.

CASA logs for stage 7