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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.57 5.294/6.006 5.664 ± 0.431
ea02 1342 1342/1342 1342 ± 0 5.789 5.396/6.34 5.933 ± 0.5389
ea04 1342 1342/1342 1342 ± 0 5.544 5.223/6.062 5.675 ± 0.5089
ea05 1342 1342/1342 1342 ± 0 5.308 5.013/5.64 5.336 ± 0.3977
ea06 1342 1342/1342 1342 ± 0 4.886 4.787/5.228 4.981 ± 0.2742
ea07 1342 1342/1342 1342 ± 0 5.623 5.332/5.935 5.687 ± 0.4376
ea08 1342 1342/1342 1342 ± 0 5.649 5.365/6.228 5.779 ± 0.4642
ea09 1342 1342/1342 1342 ± 0 5.43 5.067/5.841 5.467 ± 0.4411
ea10 1342 1342/1342 1342 ± 0 5.187 5.006/5.88 5.414 ± 0.4417
ea11 1342 1342/1342 1342 ± 0 6.027 5.405/6.605 6.03 ± 0.6689
ea12 1342 1342/1342 1342 ± 0 5.702 5.35/6.039 5.783 ± 0.4553
ea13 1342 1342/1342 1342 ± 0 5.874 5.616/6.14 5.933 ± 0.4342
ea14 1342 1342/1342 1342 ± 0 5.468 5.045/5.964 5.503 ± 0.5326
ea15 1342 1342/1342 1342 ± 0 5.834 5.333/6.243 5.868 ± 0.5707
ea16 1342 1342/1342 1342 ± 0 5.576 5.319/5.964 5.693 ± 0.478
ea17 1342 1342/1342 1342 ± 0 5.494 5.348/5.824 5.593 ± 0.3598
ea18 1342 1342/1342 1342 ± 0 4.752 4.535/5.028 4.807 ± 0.3183
ea19 1342 1342/1342 1342 ± 0 5.447 5.106/5.824 5.472 ± 0.3654
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.56 5.331/6.178 5.742 ± 0.4892
ea22 1342 1342/1342 1342 ± 0 4.968 4.772/5.523 5.098 ± 0.4673
ea23 1342 1342/1342 1342 ± 0 6.043 5.62/6.731 6.19 ± 0.6547
ea25 1342 1342/1342 1342 ± 0 5.602 5.367/6.143 5.755 ± 0.5336
ea26 1342 1342/1342 1342 ± 0 5.701 5.43/6.259 5.857 ± 0.4806
ea27 1342 1342/1342 1342 ± 0.00002662 5.316 5.108/5.911 5.457 ± 0.4303
ea28 1342 1342/1342 1342 ± 0 5.797 5.514/6.526 5.996 ± 0.5777
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 ± 0.00002417 5.375 5.259/5.511 5.357 ± 0.2542
3 1342 1342/1342 1342 ± 0.00002417 5.3 5.094/5.409 5.252 ± 0.2745
4 1342 1342/1342 1342 ± 0.00002685 5.108 4.875/5.355 5.089 ± 0.2893
5 1342 1342/1342 1342 ± 0.00002417 5.329 5.012/5.432 5.254 ± 0.2984
6 1342 1342/1342 1342 ± 0.00002417 5.151 5.032/5.346 5.165 ± 0.2594
7 1342 1342/1342 1342 ± 0.00002417 5.299 5.059/5.363 5.213 ± 0.2656
8 1342 1342/1342 1342 ± 0.00002417 5.275 5.005/5.384 5.172 ± 0.3088
9 1342 1342/1342 1342 ± 0.00002417 5.455 5.224/5.631 5.401 ± 0.345
10 1342 1342/1342 1342 ± 0.00002417 5.795 5.557/6.059 5.764 ± 0.3471
11 1342 1342/1342 1342 ± 0.00002417 5.931 5.797/6.185 5.94 ± 0.3524
12 1342 1342/1342 1342 ± 0.00002417 6.058 5.95/6.199 5.993 ± 0.4994
13 1342 1342/1342 1342 ± 0.00002417 6.441 6.126/6.687 6.399 ± 0.4497
14 1342 1342/1342 1342 ± 0.00002417 6.635 6.204/6.822 6.502 ± 0.4766
15 1342 1342/1342 1342 ± 0.00002417 6.251 5.849/6.409 6.139 ± 0.4452
16 1342 1342/1342 1342 ± 0.00002954 5.692 5.358/5.914 5.589 ± 0.3624
17 1342 1342/1342 1342 ± 0.00002711 5.564 5.313/5.804 5.535 ± 0.3773
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
output_dir
 
Start time
2024-12-03 08:47:11.949
End
2024-12-03 09:48:21.534
Duration
1:01:09.585
Note, WebLog generation is not included in the time.

CASA logs for stage 8