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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.87 5.273/6.07 5.751 ± 0.5175
ea02 1342 1342/1342 1342 ± 0 5.988 5.444/6.589 6.062 ± 0.5995
ea05 1342 1342/1342 1342 ± 0 5.956 5.345/6.425 5.835 ± 0.6007
ea06 1342 1342/1342 1342 ± 0 4.931 4.745/5.299 5.017 ± 0.3308
ea07 1342 1342/1342 1342 ± 0 5.761 5.43/5.966 5.784 ± 0.4422
ea08 1342 1342/1342 1342 ± 0 6.086 5.595/6.815 6.231 ± 0.6146
ea09 1342 1342/1342 1342 ± 0 5.672 5.167/6.289 5.722 ± 0.5697
ea10 1342 1342/1342 1342 ± 0.00001592 5.765 5.293/6.607 5.912 ± 0.6511
ea11 1342 1342/1342 1342 ± 0 5.905 5.429/6.403 5.977 ± 0.5738
ea12 1342 1342/1342 1342 ± 0 5.983 5.361/6.468 5.998 ± 0.631
ea13 1342 1342/1342 1342 ± 0 6.266 5.758/6.364 6.166 ± 0.4592
ea14 1342 1342/1342 1342 ± 0 6.112 5.41/6.567 6.012 ± 0.6936
ea15 1342 1342/1342 1342 ± 0 5.892 5.303/6.3 5.929 ± 0.6407
ea16 1342 1342/1342 1342 ± 0 5.176 5.042/5.314 5.14 ± 0.2256
ea17 1342 1342/1342 1342 ± 0 6.231 5.674/6.813 6.252 ± 0.6033
ea18 1342 1342/1342 1342 ± 0 5.256 4.842/5.758 5.28 ± 0.5359
ea19 1342 1342/1342 1342 ± 0 6.105 5.518/6.668 6.09 ± 0.597
ea20 1342 1342/1342 1342 ± 0 6.377 5.813/6.901 6.339 ± 0.6079
ea21 1342 1342/1342 1342 ± 0 5.712 5.408/6.309 5.868 ± 0.5441
ea22 1342 1342/1342 1342 ± 0 6.027 5.39/6.523 5.928 ± 0.603
ea23 1342 1342/1342 1342 ± 0 5.952 5.506/6.602 6.098 ± 0.6537
ea25 1342 1342/1342 1342 ± 0 5.329 5.254/5.515 5.337 ± 0.1778
ea26 1342 1342/1342 1342 ± 0 5.866 5.54/6.488 5.988 ± 0.5031
ea27 1342 1342/1342 1342 ± 0.0000393 5.683 5.424/6.39 5.842 ± 0.5459
ea28 1342 1342/1342 1342 ± 0 5.76 5.491/6.59 6.016 ± 0.6356
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 ± 0.00002397 5.466 5.258/5.635 5.414 ± 0.2942
4 1342 1342/1342 1342 ± 0.00002397 5.374 5.097/5.457 5.292 ± 0.3662
5 1342 1342/1342 1342 ± 0.00002397 5.353 5.234/5.448 5.338 ± 0.2684
6 1342 1342/1342 1342 ± 0.00002397 5.361 5.184/5.482 5.324 ± 0.2558
7 1342 1342/1342 1342 ± 0.00002397 5.357 5.289/5.517 5.37 ± 0.2416
8 1342 1342/1342 1342 ± 0.00002397 5.405 5.17/5.518 5.344 ± 0.2812
9 1342 1342/1342 1342 ± 0.00002397 5.672 5.516/5.878 5.625 ± 0.3163
10 1342 1342/1342 1342 ± 0.00002495 6.106 5.898/6.254 6.055 ± 0.3162
11 1342 1342/1342 1342 ± 0.00002495 6.356 6.195/6.475 6.28 ± 0.3496
12 1342 1342/1342 1342 ± 0.00002495 6.475 6.313/6.602 6.41 ± 0.3635
13 1342 1342/1342 1342 ± 0.00002495 6.811 6.632/7.021 6.789 ± 0.376
14 1342 1342/1342 1342 ± 0.00002495 7.087 6.79/7.186 6.962 ± 0.4054
15 1342 1342/1342 1342 ± 0.00002495 6.681 6.425/6.819 6.555 ± 0.3752
16 1342 1342/1342 1342 ± 0.00003394 5.993 5.845/6.257 5.962 ± 0.3366
17 1342 1342/1342 1342 ± 0.00003516 5.967 5.808/6.232 5.942 ± 0.3251
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
statwtmode
VLASS-SE
Start time
2024-05-01 08:44:02.900
End
2024-05-01 09:48:57.310
Duration
1:04:54.410
Note, WebLog generation is not included in the time.

CASA logs for stage 7