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

Statwt Summary Plot

VLASS2.1.sb38528342.eb38565674.59072.03519471065_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 5.568 5.256/5.972 5.663 ± 0.5074
ea02 1342 1342/1342 1342 ± 0 5.949 5.364/6.297 5.934 ± 0.6204
ea05 1342 1342/1342 1342 ± 0 5.766 5.313/6.161 5.797 ± 0.556
ea06 1342 1342/1342 1342 ± 0 5.089 4.86/5.384 5.139 ± 0.3512
ea07 1342 1342/1342 1342 ± 0.000006764 5.682 5.37/5.872 5.714 ± 0.4107
ea08 1342 1342/1342 1342 ± 0 5.97 5.673/6.583 6.117 ± 0.5908
ea09 1342 1342/1342 1342 ± 0 5.212 4.814/5.585 5.262 ± 0.4627
ea10 1342 1342/1342 1342 ± 0.000002845 5.618 5.344/6.377 5.798 ± 0.5774
ea11 1342 1342/1342 1342 ± 0 5.834 5.38/6.321 5.881 ± 0.5595
ea12 1342 1342/1342 1342 ± 0 5.767 5.36/6.293 5.886 ± 0.5793
ea13 1342 1342/1342 1342 ± 0 5.906 5.565/6.454 5.983 ± 0.5298
ea14 1342 1342/1342 1342 ± 0 5.875 5.414/6.396 5.945 ± 0.624
ea15 1342 1342/1342 1342 ± 0 5.489 5.16/6.244 5.736 ± 0.658
ea16 1342 1342/1342 1342 ± 0 5.239 5.144/5.331 5.215 ± 0.1963
ea17 1342 1342/1342 1342 ± 0.000003285 6.009 5.592/6.502 6.114 ± 0.6037
ea18 1342 1342/1342 1342 ± 0 5.173 4.778/5.595 5.224 ± 0.5052
ea19 1342 1342/1342 1342 ± 0 6.005 5.563/6.494 6.131 ± 0.5788
ea20 1342 1342/1342 1342 ± 0 6.074 5.71/6.636 6.207 ± 0.5989
ea21 1342 1342/1342 1342 ± 0 5.701 5.507/6.146 5.844 ± 0.4943
ea22 1342 1342/1342 1342 ± 0 5.709 5.312/6.315 5.833 ± 0.6003
ea23 1342 1342/1342 1342 ± 0 5.865 5.523/6.335 6.016 ± 0.6039
ea25 1342 1342/1342 1342 ± 0 5.293 5.2/5.448 5.316 ± 0.2089
ea26 1342 1342/1342 1342 ± 0 5.694 5.334/6.177 5.799 ± 0.5531
ea27 1342 1342/1342 1342 ± 0.00001812 5.454 5.25/6.195 5.643 ± 0.5225
ea28 1342 1342/1342 1342 ± 0 5.799 5.383/6.352 5.899 ± 0.5757
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 ± 0.00002394 5.446 5.22/5.594 5.427 ± 0.2835
3 1342 1342/1342 1342 ± 0.00002396 5.211 5.04/5.502 5.264 ± 0.2921
4 1342 1342/1342 1342 ± 0.00002394 5.365 5.16/5.505 5.308 ± 0.3228
5 1342 1342/1342 1342 ± 0.00002394 5.363 5.271/5.548 5.352 ± 0.2821
6 1342 1342/1342 1342 ± 0.00002394 5.29 5.187/5.372 5.259 ± 0.239
7 1342 1342/1342 1342 ± 0.00002394 5.312 5.208/5.415 5.3 ± 0.2194
8 1342 1342/1342 1342 ± 0.00002394 5.298 5.074/5.431 5.255 ± 0.2666
9 1342 1342/1342 1342 ± 0.00002394 5.585 5.379/5.795 5.526 ± 0.3218
10 1342 1342/1342 1342 ± 0.00002492 5.994 5.775/6.126 5.915 ± 0.3098
11 1342 1342/1342 1342 ± 0.00002492 6.2 6.042/6.361 6.121 ± 0.3342
12 1342 1342/1342 1342 ± 0.00002492 6.325 6.067/6.461 6.265 ± 0.3483
13 1342 1342/1342 1342 ± 0.00002492 6.771 6.492/6.946 6.7 ± 0.3697
14 1342 1342/1342 1342 ± 0.00002492 6.906 6.733/7.12 6.867 ± 0.3907
15 1342 1342/1342 1342 ± 0.00002492 6.596 6.309/6.701 6.438 ± 0.3745
16 1342 1342/1342 1342 ± 0.00002813 5.945 5.586/6.222 5.928 ± 0.3608
17 1342 1342/1342 1342 ± 0.0000265 6.007 5.665/6.26 5.945 ± 0.3507
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38528342.eb38565674.59072.03519471065_split_split.ms
output_dir
 
Start time
2024-05-07 06:23:40.850
End
2024-05-07 07:14:25.683
Duration
0:50:44.834
Note, WebLog generation is not included in the time.

CASA logs for stage 7