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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.227 5.051/6.048 5.448 ± 0.7723
ea02 1342 1342/1342 1342 ± 0.00004343 5.823 5.241/6.608 5.785 ± 0.933
ea04 1342 1342/1342 1342 ± 0.00001183 5.218 4.861/5.857 5.26 ± 0.6976
ea05 1342 1342/1342 1342 ± 0.00002669 5.512 4.995/6.344 5.621 ± 0.756
ea06 1342 1342/1342 1342 ± 0.0000192 4.777 4.593/5.497 4.949 ± 0.6584
ea07 1342 1342/1342 1342 ± 0.00004328 5.833 5.248/6.198 5.697 ± 0.8943
ea08 1342 1342/1342 1342 ± 0.00004281 5.946 5.463/6.722 5.949 ± 0.9955
ea09 1342 1342/1342 1342 ± 0.00002212 5.595 5.122/6.443 5.616 ± 0.8287
ea10 1342 1342/1342 1342 ± 0.00004261 5.768 5.162/6.625 5.737 ± 0.9204
ea11 1342 1342/1342 1342 ± 0.00004281 5.58 5.039/6.311 5.586 ± 0.8977
ea12 1342 1342/1342 1342 ± 0.00002721 5.601 5.125/6.431 5.678 ± 0.9438
ea13 1342 1342/1342 1342 ± 0.00001229 5.747 5.521/6.291 5.864 ± 0.7553
ea14 1342 1342/1342 1342 ± 0.00003994 5.54 5.087/6.361 5.653 ± 0.813
ea15 1342 1342/1342 1342 ± 0.00001323 5.296 5.021/6.147 5.463 ± 0.8343
ea16 1342 1342/1342 1342 ± 0.00003913 5.889 5.458/6.799 5.981 ± 0.9672
ea17 1342 1342/1342 1342 ± 0.00004321 5.782 5.238/6.905 5.814 ± 0.9475
ea18 1342 1342/1342 1342 ± 0.00004127 4.787 4.632/5.572 4.938 ± 0.64
ea19 1342 1342/1342 1342 ± 0.00001298 5.797 5.496/6.752 5.993 ± 0.8422
ea20 1342 1342/1342 1342 ± 0.00003693 5.798 5.619/6.919 5.963 ± 0.9954
ea21 1342 1342/1342 1342 ± 0.00003827 5.519 5.221/6.295 5.635 ± 0.7795
ea22 1342 1342/1342 1342 ± 0.00003835 5.322 5.018/6.374 5.577 ± 0.8684
ea23 1342 1342/1342 1342 ± 0.00004344 5.756 5.259/6.519 5.774 ± 0.9657
ea25 1342 1342/1342 1342 ± 0.00004287 5.382 5.079/6.163 5.462 ± 0.8351
ea26 1342 1342/1342 1342 ± 0.00002715 5.842 5.572/6.901 5.999 ± 0.9312
ea27 1342 1342/1342 1342 ± 0.00004291 5.423 4.994/6.387 5.526 ± 0.8429
ea28 1342 1342/1342 1342 ± 0.00004344 5.568 5.25/6.427 5.686 ± 0.9042
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 ± 0.00002348 5.301 5.137/5.594 5.331 ± 0.2891
5 1342 1342/1342 1342 ± 0.00002396 5.014 4.789/5.246 5.005 ± 0.3569
6 1342 1342/1342 1342 ± 0.00002348 5.226 5.034/5.414 5.203 ± 0.2942
7 1342 1342/1342 1342 ± 0.00002348 5.238 5.098/5.467 5.25 ± 0.269
8 1342 1342/1342 1342 ± 0.00002348 5.265 5.022/5.401 5.207 ± 0.292
9 1342 1342/1342 1342 ± 0.00002348 5.526 5.326/5.785 5.494 ± 0.3293
10 1342 1342/1342 1342 ± 0.00002348 5.962 5.831/6.165 5.95 ± 0.3164
11 1342 1342/1342 1342 ± 0.00002348 6.266 6.106/6.373 6.202 ± 0.3197
12 1342 1342/1342 1342 ± 0.00002348 6.389 6.196/6.607 6.377 ± 0.3522
13 1342 1342/1342 1342 ± 0.00002348 6.776 6.579/6.922 6.739 ± 0.37
14 1342 1342/1342 1342 ± 0.00002348 6.861 6.708/7.13 6.854 ± 0.4227
15 1342 1342/1342 1342 ± 0.00002414 6.675 6.399/6.872 6.58 ± 0.4255
16 1342 1342/1342 1342 ± 0.00005777 4.112 3.985/4.297 4.142 ± 0.2198
17 1342 1342/1342 1342 ± 0.00005722 4.191 4.066/4.37 4.234 ± 0.2484
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-02 13:39:41.458
End
2024-11-02 14:34:46.322
Duration
0:55:04.863
Note, WebLog generation is not included in the time.

CASA logs for stage 8