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 5.967 5.455/6.218 5.859 ± 0.4573
ea02 1342 1342/1342 1342 ± 0.00001028 6.184 5.736/6.693 6.158 ± 0.5701
ea05 1342 1342/1342 1342 ± 0 6.003 5.434/6.501 5.902 ± 0.6183
ea06 1342 1342/1342 1342 ± 0 4.904 4.791/5.265 5.003 ± 0.2989
ea07 1342 1342/1342 1342 ± 0.00001346 5.857 5.525/5.996 5.825 ± 0.4331
ea08 1342 1342/1342 1342 ± 0 6.159 5.833/6.923 6.359 ± 0.5891
ea09 1342 1342/1342 1342 ± 0 5.529 5.114/5.999 5.58 ± 0.4722
ea10 1342 1342/1342 1342 ± 0.00001328 5.77 5.426/6.609 5.95 ± 0.613
ea11 1342 1342/1342 1342 ± 0 6.034 5.718/6.529 6.105 ± 0.5268
ea12 1342 1342/1342 1342 ± 0 6.061 5.488/6.529 6.08 ± 0.5902
ea13 1342 1342/1342 1342 ± 0 6.454 5.891/6.58 6.306 ± 0.4689
ea14 1342 1342/1342 1342 ± 0 5.988 5.537/6.615 6.068 ± 0.6343
ea15 1342 1342/1342 1342 ± 0 5.913 5.333/6.367 5.941 ± 0.6393
ea16 1342 1342/1342 1342 ± 0 5.316 5.167/5.518 5.291 ± 0.2682
ea17 1342 1342/1342 1342 ± 0 6.328 5.975/6.685 6.359 ± 0.5539
ea18 1342 1342/1342 1342 ± 0 5.346 5.025/5.822 5.396 ± 0.4951
ea19 1342 1342/1342 1342 ± 0 6.249 5.593/6.754 6.168 ± 0.5838
ea20 1342 1342/1342 1342 ± 0 6.474 5.882/6.863 6.411 ± 0.5826
ea21 1342 1342/1342 1342 ± 0 5.714 5.513/6.376 5.922 ± 0.4959
ea22 1342 1342/1342 1342 ± 0 6.173 5.463/6.531 5.951 ± 0.6007
ea23 1342 1342/1342 1342 ± 0 5.94 5.65/6.596 6.14 ± 0.6307
ea25 1342 1342/1342 1342 ± 0 5.483 5.324/5.677 5.475 ± 0.179
ea26 1342 1342/1342 1342 ± 0 5.807 5.667/6.499 6.098 ± 0.4797
ea27 1342 1342/1342 1342 ± 0.00003327 5.682 5.537/6.499 5.902 ± 0.5333
ea28 1342 1342/1342 1342 ± 0 5.869 5.62/6.621 6.107 ± 0.5886
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 5.556 5.29/5.744 5.496 ± 0.3011
4 1342 1342/1342 1342 ± 0.000024 5.491 5.281/5.669 5.439 ± 0.3751
5 1342 1342/1342 1342 ± 0.00002392 5.499 5.398/5.596 5.474 ± 0.2817
6 1342 1342/1342 1342 ± 0.00002392 5.466 5.303/5.591 5.439 ± 0.2803
7 1342 1342/1342 1342 ± 0.00002392 5.477 5.325/5.625 5.472 ± 0.2558
8 1342 1342/1342 1342 ± 0.00002392 5.504 5.266/5.616 5.435 ± 0.2936
9 1342 1342/1342 1342 ± 0.00002392 5.8 5.592/5.976 5.71 ± 0.3416
10 1342 1342/1342 1342 ± 0.00002489 6.203 5.991/6.333 6.12 ± 0.3449
11 1342 1342/1342 1342 ± 0.00002489 6.497 6.29/6.584 6.358 ± 0.3766
12 1342 1342/1342 1342 ± 0.00002489 6.565 6.284/6.706 6.491 ± 0.3873
13 1342 1342/1342 1342 ± 0.00002489 6.979 6.73/7.176 6.899 ± 0.4115
14 1342 1342/1342 1342 ± 0.00002537 7.053 6.791/7.251 6.949 ± 0.4544
15 1342 1342/1342 1342 ± 0.00002489 6.607 6.443/6.745 6.511 ± 0.4076
16 1342 1342/1342 1342 ± 0.00003303 6.041 5.77/6.339 6.023 ± 0.4045
17 1342 1342/1342 1342 ± 0.00003275 6.078 5.788/6.355 6.027 ± 0.3828
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-05-01 14:22:41.910
End
2024-05-01 15:14:54.982
Duration
0:52:13.072
Note, WebLog generation is not included in the time.

CASA logs for stage 7