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

Statwt Summary Plot

VLASS2.2.sb40879186.eb40941791.59520.340825879626_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 6.073 5.655/6.712 6.226 ± 0.6602
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.00001052 5.834 5.401/6.557 5.984 ± 0.6511
ea06 1342 1342/1342 1342 ± 0 6.187 5.543/6.581 6.095 ± 0.6626
ea07 1342 1342/1342 1342 ± 0 6.13 5.574/6.403 6.096 ± 0.5888
ea08 1342 1342/1342 1342 ± 0.00001311 6.09 5.65/6.812 6.287 ± 0.661
ea09 1342 1342/1342 1342 ± 0 6.019 5.51/6.77 6.116 ± 0.6833
ea10 1342 1342/1342 1342 ± 0.00001072 6.204 5.707/6.967 6.319 ± 0.6477
ea11 1342 1342/1342 1342 ± 0 6.038 5.475/6.637 6.123 ± 0.6902
ea12 1342 1342/1342 1342 ± 0 6.308 5.754/6.718 6.314 ± 0.6374
ea13 1342 1342/1342 1342 ± 0 5.787 5.56/6.336 5.966 ± 0.5173
ea14 1342 1342/1342 1342 ± 0 6.506 5.817/6.996 6.522 ± 0.7472
ea15 1342 1342/1342 1342 ± 0 5.866 5.367/6.228 5.822 ± 0.6055
ea16 1342 1342/1342 1342 ± 0 6.341 5.825/6.923 6.474 ± 0.736
ea17 1342 1342/1342 1342 ± 0 6.514 6.047/7.458 6.689 ± 0.7174
ea18 1342 1342/1342 1342 ± 0 5.07 4.678/5.548 5.122 ± 0.5489
ea19 1342 1342/1342 1342 ± 0 6.611 5.913/7.202 6.604 ± 0.7501
ea20 1342 1342/1342 1342 ± 0 6.104 5.829/7.001 6.317 ± 0.6508
ea21 1342 1342/1342 1342 ± 0 5.985 5.662/6.677 6.2 ± 0.6255
ea22 1342 1342/1342 1342 ± 0 6.201 5.371/6.637 6.058 ± 0.6924
ea23 1342 1342/1342 1342 ± 0 6.265 5.853/6.885 6.463 ± 0.672
ea24 1342 1342/1342 1342 ± 0 5.898 5.199/6.483 5.796 ± 0.635
ea26 1342 1342/1342 1342 ± 0 6.428 5.871/7.189 6.465 ± 0.7774
ea27 1342 1342/1342 1342 ± 0 6.131 5.863/7.179 6.406 ± 0.7522
ea28 1342 1342/1342 1342 ± 0 6.067 5.856/7.009 6.428 ± 0.7116
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 ± 0.00002439 5.733 5.561/5.851 5.689 ± 0.3086
4 1342 1342/1342 1342 ± 0.0000248 5.337 5.047/5.506 5.277 ± 0.3626
5 1342 1342/1342 1342 ± 0.00002439 5.702 5.445/5.819 5.62 ± 0.3385
6 1342 1342/1342 1342 ± 0.00002439 5.656 5.401/5.82 5.589 ± 0.2859
7 1342 1342/1342 1342 ± 0.00002439 5.676 5.47/5.847 5.635 ± 0.2949
8 1342 1342/1342 1342 ± 0.00002439 5.609 5.329/5.843 5.567 ± 0.343
9 1342 1342/1342 1342 ± 0.00002439 5.931 5.623/6.1 5.851 ± 0.3509
10 1342 1342/1342 1342 ± 0.00002439 6.4 6.194/6.544 6.315 ± 0.3457
11 1342 1342/1342 1342 ± 0.00002439 6.591 6.356/6.846 6.562 ± 0.3627
12 1342 1342/1342 1342 ± 0.00002439 6.72 6.483/6.986 6.713 ± 0.4084
13 1342 1342/1342 1342 ± 0.00002439 7.216 6.922/7.554 7.194 ± 0.43
14 1342 1342/1342 1342 ± 0.00002439 7.458 7.279/7.787 7.423 ± 0.4223
15 1342 1342/1342 1342 ± 0.00002439 7.096 6.783/7.429 7.053 ± 0.4369
16 1342 1342/1342 1342 ± 0.00002439 6.333 6.122/6.452 6.309 ± 0.4076
17 1342 1342/1342 1342 ± 0.00002755 6.253 6.016/6.446 6.223 ± 0.3599
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.2.sb40879186.eb40941791.59520.340825879626_split_split.ms
overwrite_modelcol
False
Start time
2025-04-18 21:22:10.777
End
2025-04-18 22:15:30.514
Duration
0:53:19.737
Note, WebLog generation is not included in the time.

CASA logs for stage 8