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

Statwt Summary Plot

VLASS2.1.sb38619162.eb38631105.59096.06071193287_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 5.509 5.225/5.94 5.649 ± 0.5191
ea02 1342 1342/1342 1342 ± 0 5.655 5.364/6.434 5.913 ± 0.6569
ea04 1342 1342/1342 1342 ± 0 5.413 5.097/6.036 5.606 ± 0.5739
ea05 1342 1342/1342 1342 ± 0 5.663 5.254/6.141 5.754 ± 0.5833
ea06 1342 1342/1342 1342 ± 0 5.087 4.865/5.477 5.177 ± 0.3971
ea07 1342 1342/1342 1342 ± 0 6.076 5.376/6.272 5.976 ± 0.5971
ea08 1342 1342/1342 1342 ± 0 5.738 5.459/6.555 6.042 ± 0.6761
ea09 1342 1342/1342 1342 ± 0 5.614 5.182/6.226 5.714 ± 0.6139
ea10 1342 1342/1342 1342 ± 0 5.973 5.25/6.571 5.927 ± 0.6706
ea11 1342 1342/1342 1342 ± 0 5.807 5.11/6.309 5.809 ± 0.6622
ea12 1342 1342/1342 1342 ± 0 5.902 5.299/6.38 5.955 ± 0.6582
ea13 1342 1342/1342 1342 ± 0 6.196 5.74/6.346 6.154 ± 0.4977
ea14 1342 1342/1342 1342 ± 0 5.912 5.235/6.379 5.894 ± 0.6675
ea15 1342 1342/1342 1342 ± 0 5.557 5.104/6.242 5.729 ± 0.6858
ea16 1342 1342/1342 1342 ± 0 6.03 5.615/6.726 6.228 ± 0.7207
ea17 1342 1342/1342 1342 ± 0 5.876 5.55/6.442 6.051 ± 0.6162
ea18 1342 1342/1342 1342 ± 0 5.083 4.688/5.543 5.126 ± 0.5207
ea19 1342 1342/1342 1342 ± 0 5.941 5.51/6.692 6.155 ± 0.6674
ea20 1342 1342/1342 1342 ± 0 6.302 5.669/6.888 6.25 ± 0.6474
ea21 1342 1342/1342 1342 ± 0 5.652 5.299/6.167 5.781 ± 0.5546
ea22 1342 1342/1342 1342 ± 0 5.453 5.208/6.323 5.75 ± 0.6463
ea23 1342 1342/1342 1342 ± 0 6.139 5.418/6.519 6.089 ± 0.6879
ea25 1342 1342/1342 1342 ± 0.000001098 5.437 5.197/6.11 5.674 ± 0.5641
ea26 1342 1342/1342 1342 ± 0 6.011 5.602/6.877 6.17 ± 0.6463
ea27 1342 1342/1342 1342 ± 0.000004631 5.51 5.225/6.303 5.71 ± 0.5838
ea28 1342 1342/1342 1342 ± 0.0000189 5.615 5.343/6.353 5.864 ± 0.6298
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 5.296 5.167/5.58 5.337 ± 0.2484
3 1342 1342/1342 1342 ± 0.00003045 5.247 5.121/5.453 5.3 ± 0.2211
4 1342 1342/1342 1342 ± 0.00002371 5.234 5.022/5.401 5.197 ± 0.3019
5 1342 1342/1342 1342 ± 0.00002348 5.315 5.059/5.444 5.3 ± 0.3045
6 1342 1342/1342 1342 ± 0.00002348 5.252 5.039/5.44 5.241 ± 0.2804
7 1342 1342/1342 1342 ± 0.00002348 5.292 5.144/5.462 5.304 ± 0.2493
8 1342 1342/1342 1342 ± 0.00002348 5.311 5.085/5.449 5.263 ± 0.2635
9 1342 1342/1342 1342 ± 0.00002348 5.546 5.397/5.807 5.541 ± 0.3061
10 1342 1342/1342 1342 ± 0.00002348 6 5.865/6.162 5.976 ± 0.2975
11 1342 1342/1342 1342 ± 0.00002348 6.267 6.078/6.385 6.193 ± 0.3041
12 1342 1342/1342 1342 ± 0.00002348 6.367 6.184/6.538 6.351 ± 0.3346
13 1342 1342/1342 1342 ± 0.00002348 6.795 6.704/7.027 6.798 ± 0.3518
14 1342 1342/1342 1342 ± 0.00002348 7.028 6.803/7.209 6.985 ± 0.3857
15 1342 1342/1342 1342 ± 0.00002348 6.731 6.487/6.934 6.646 ± 0.3876
16 1342 1342/1342 1342 ± 0.00002603 5.98 5.637/6.219 5.958 ± 0.3897
17 1342 1342/1342 1342 ± 0.00002537 6.013 5.622/6.276 5.966 ± 0.3789
statwtmode
VLASS-SE
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-13 10:15:15.931
End
2024-12-13 11:18:08.192
Duration
1:02:52.262
Note, WebLog generation is not included in the time.

CASA logs for stage 8