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 5.581 5.321/5.936 5.667 ± 0.4816
ea02 1342 1342/1342 1342 ± 0 5.889 5.372/6.273 5.934 ± 0.5704
ea05 1342 1342/1342 1342 ± 0 5.753 5.305/6.097 5.745 ± 0.5392
ea06 1342 1342/1342 1342 ± 0 5.129 4.908/5.394 5.175 ± 0.3222
ea07 1342 1342/1342 1342 ± 0.000002597 5.64 5.351/5.86 5.698 ± 0.4009
ea08 1342 1342/1342 1342 ± 0 5.928 5.593/6.488 6.069 ± 0.5695
ea09 1342 1342/1342 1342 ± 0 5.158 4.833/5.532 5.223 ± 0.4323
ea10 1342 1342/1342 1342 ± 0.000001162 5.607 5.273/6.277 5.768 ± 0.5637
ea11 1342 1342/1342 1342 ± 0 5.803 5.327/6.247 5.865 ± 0.5408
ea12 1342 1342/1342 1342 ± 0 5.774 5.404/6.359 5.943 ± 0.5828
ea13 1342 1342/1342 1342 ± 0 5.991 5.608/6.453 6.03 ± 0.4957
ea14 1342 1342/1342 1342 ± 0 5.738 5.305/6.264 5.841 ± 0.5821
ea15 1342 1342/1342 1342 ± 0 5.609 5.303/6.344 5.865 ± 0.6356
ea16 1342 1342/1342 1342 ± 0 5.151 5.054/5.317 5.143 ± 0.2164
ea17 1342 1342/1342 1342 ± 0.000004786 5.935 5.604/6.43 6.093 ± 0.5542
ea18 1342 1342/1342 1342 ± 0 5.125 4.808/5.554 5.202 ± 0.4777
ea19 1342 1342/1342 1342 ± 0 5.944 5.527/6.424 6.061 ± 0.5701
ea20 1342 1342/1342 1342 ± 0 6.087 5.718/6.629 6.205 ± 0.5821
ea21 1342 1342/1342 1342 ± 0 5.596 5.403/6.022 5.743 ± 0.4684
ea22 1342 1342/1342 1342 ± 0 5.68 5.286/6.272 5.774 ± 0.5859
ea23 1342 1342/1342 1342 ± 0 5.786 5.536/6.252 5.966 ± 0.5751
ea25 1342 1342/1342 1342 ± 0 5.315 5.221/5.49 5.325 ± 0.1839
ea26 1342 1342/1342 1342 ± 0 5.715 5.404/6.22 5.851 ± 0.5144
ea27 1342 1342/1342 1342 ± 0.00001698 5.392 5.298/6.118 5.619 ± 0.5025
ea28 1342 1342/1342 1342 ± 0 5.8 5.423/6.277 5.878 ± 0.5511
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 ± 0.00002395 5.46 5.247/5.64 5.443 ± 0.2903
3 1342 1342/1342 1342 ± 0.00002397 5.201 5/5.438 5.219 ± 0.285
4 1342 1342/1342 1342 ± 0.00002395 5.354 5.207/5.538 5.333 ± 0.2971
5 1342 1342/1342 1342 ± 0.00002395 5.407 5.285/5.539 5.387 ± 0.2727
6 1342 1342/1342 1342 ± 0.00002395 5.337 5.226/5.436 5.303 ± 0.2397
7 1342 1342/1342 1342 ± 0.00002395 5.307 5.225/5.462 5.307 ± 0.2152
8 1342 1342/1342 1342 ± 0.00002395 5.292 5.006/5.408 5.254 ± 0.2692
9 1342 1342/1342 1342 ± 0.00002395 5.497 5.354/5.774 5.49 ± 0.3161
10 1342 1342/1342 1342 ± 0.00002493 5.916 5.761/6.074 5.869 ± 0.3093
11 1342 1342/1342 1342 ± 0.00002493 6.124 6/6.251 6.069 ± 0.32
12 1342 1342/1342 1342 ± 0.00002493 6.296 6.068/6.396 6.212 ± 0.3319
13 1342 1342/1342 1342 ± 0.00002493 6.671 6.438/6.894 6.643 ± 0.358
14 1342 1342/1342 1342 ± 0.00002493 6.917 6.644/7.062 6.803 ± 0.3913
15 1342 1342/1342 1342 ± 0.00002493 6.523 6.316/6.705 6.42 ± 0.3749
16 1342 1342/1342 1342 ± 0.00002778 5.884 5.531/6.292 5.907 ± 0.3736
17 1342 1342/1342 1342 ± 0.00002599 5.961 5.622/6.254 5.933 ± 0.3679
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38528342.eb38565674.59072.03519471065_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-03 08:36:12.255
End
2024-12-03 09:26:28.028
Duration
0:50:15.773
Note, WebLog generation is not included in the time.

CASA logs for stage 8