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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.506 5.253/6.292 5.638 ± 0.8092
ea02 1342 1342/1342 1342 ± 0.00004272 5.866 5.23/6.738 5.904 ± 0.9485
ea04 1342 1342/1342 1342 ± 0.0000229 5.449 4.981/6.116 5.48 ± 0.7644
ea05 1342 1342/1342 1342 ± 0.00002681 5.616 4.933/6.283 5.609 ± 0.7962
ea06 1342 1342/1342 1342 ± 0.00002409 4.993 4.393/5.321 4.854 ± 0.5685
ea07 1342 1342/1342 1342 ± 0.0000415 5.985 5.33/6.468 5.938 ± 0.9472
ea08 1342 1342/1342 1342 ± 0.00004259 6.139 5.478/6.895 6.084 ± 1.036
ea09 1342 1342/1342 1342 ± 0.00002383 5.695 5.057/6.507 5.688 ± 0.8395
ea10 1342 1342/1342 1342 ± 0.00003513 5.97 5.325/6.925 6.005 ± 0.9548
ea11 1342 1342/1342 1342 ± 0.0000404 5.496 5.159/6.622 5.773 ± 1.001
ea12 1342 1342/1342 1342 ± 0.00003524 5.799 5.276/6.689 5.832 ± 0.9842
ea13 1342 1342/1342 1342 ± 0.00001328 6.054 5.332/6.378 5.921 ± 0.7826
ea14 1342 1342/1342 1342 ± 0.00004039 5.514 5.227/6.573 5.766 ± 0.8915
ea15 1342 1342/1342 1342 ± 0.0000235 5.105 5.015/6.271 5.541 ± 0.8734
ea16 1342 1342/1342 1342 ± 0.00003681 6.053 5.458/6.934 6.083 ± 0.9954
ea17 1342 1342/1342 1342 ± 0.00004242 5.799 5.587/7.188 6.009 ± 1.04
ea18 1342 1342/1342 1342 ± 0.00003962 4.981 4.548/5.778 5.048 ± 0.7494
ea19 1342 1342/1342 1342 ± 0.00001858 5.916 5.435/6.748 6.018 ± 0.8979
ea20 1342 1342/1342 1342 ± 0.00004016 5.985 5.415/7.065 6.068 ± 1.055
ea21 1342 1342/1342 1342 ± 0.00003821 5.628 5.273/6.432 5.704 ± 0.849
ea22 1342 1342/1342 1342 ± 0.00003753 5.332 4.869/6.452 5.596 ± 0.8679
ea23 1342 1342/1342 1342 ± 0.00004263 5.853 5.424/6.785 5.946 ± 1.021
ea25 1342 1342/1342 1342 ± 0.00004206 5.469 5.208/6.469 5.647 ± 0.9218
ea26 1342 1342/1342 1342 ± 0.0000251 5.786 5.642/6.908 6.059 ± 0.9264
ea27 1342 1342/1342 1342 ± 0.00004188 5.557 5.266/6.733 5.771 ± 0.915
ea28 1342 1342/1342 1342 ± 0.00004261 5.619 5.291/6.7 5.851 ± 0.9833
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 5.502 5.237/5.675 5.453 ± 0.3039
5 1342 1342/1342 1342 ± 0.00002348 5.678 5.454/5.972 5.647 ± 0.4712
6 1342 1342/1342 1342 ± 0.00002348 5.266 5.004/5.391 5.184 ± 0.2714
7 1342 1342/1342 1342 ± 0.00002348 5.282 5.179/5.435 5.269 ± 0.2674
8 1342 1342/1342 1342 ± 0.00002348 5.272 5.16/5.47 5.257 ± 0.3012
9 1342 1342/1342 1342 ± 0.00002348 5.423 5.221/5.659 5.373 ± 0.3615
10 1342 1342/1342 1342 ± 0.00002348 6.126 5.876/6.234 6.045 ± 0.3387
11 1342 1342/1342 1342 ± 0.00002348 6.391 6.246/6.567 6.348 ± 0.3516
12 1342 1342/1342 1342 ± 0.00002348 6.597 6.431/6.785 6.568 ± 0.3852
13 1342 1342/1342 1342 ± 0.00002348 7.026 6.92/7.311 7.01 ± 0.4069
14 1342 1342/1342 1342 ± 0.00002348 7.256 6.941/7.44 7.125 ± 0.4726
15 1342 1342/1342 1342 ± 0.00002377 6.857 6.555/7.078 6.75 ± 0.4804
16 1342 1342/1342 1342 ± 0.00005368 4.216 4.074/4.384 4.227 ± 0.211
17 1342 1342/1342 1342 ± 0.00005718 4.29 4.119/4.468 4.296 ± 0.2305
datacolumn
residual_data
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-11-26 16:12:23.767
End
2024-11-26 17:10:25.176
Duration
0:58:01.409
Note, WebLog generation is not included in the time.

CASA logs for stage 8