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

Statwt Summary Plot

VLASS2.2.sb40880919.eb41034540.59559.16303170139_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 6.401 5.973/6.848 6.498 ± 0.6078
ea03 1342 1342/1342 1342 ± 0.000003378 5.698 5.184/6.688 5.905 ± 0.7336
ea04 1342 1342/1342 1342 ± 0 6.209 5.763/6.721 6.326 ± 0.6352
ea05 1342 1342/1342 1342 ± 0 6.118 5.826/7.01 6.345 ± 0.7056
ea06 1342 1342/1342 1342 ± 0 6.342 5.898/6.783 6.363 ± 0.575
ea07 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea08 1342 1342/1342 1342 ± 0.000001195 6.092 5.693/6.71 6.247 ± 0.6056
ea09 1342 1342/1342 1342 ± 0 6.257 5.673/6.915 6.344 ± 0.6839
ea10 1342 1342/1342 1342 ± 0 7.111 6.782/7.38 7.019 ± 0.4587
ea11 1342 1342/1342 1342 ± 0 6.151 5.632/6.831 6.289 ± 0.6974
ea12 1342 1342/1342 1342 ± 0 6.427 5.905/7.01 6.561 ± 0.6583
ea13 1342 1342/1342 1342 ± 0 5.737 5.339/6.024 5.788 ± 0.4223
ea14 1342 1342/1342 1342 ± 0 6.347 5.904/7.026 6.563 ± 0.6629
ea15 1342 1342/1342 1342 ± 0 5.961 5.497/6.588 6.073 ± 0.618
ea16 1342 1342/1342 1342 ± 0 6.552 6.048/7.013 6.593 ± 0.6831
ea17 1342 1342/1342 1342 ± 0 6.895 6.565/7.878 7.114 ± 0.6818
ea18 1342 1342/1342 1342 ± 0 5.113 4.788/5.485 5.15 ± 0.4572
ea19 1342 1342/1342 1342 ± 0 6.554 6.111/7.3 6.696 ± 0.6786
ea20 1342 1342/1342 1342 ± 0 5.755 5.652/6.625 6.038 ± 0.5765
ea21 1342 1342/1342 1342 ± 0 5.487 5.257/5.982 5.657 ± 0.441
ea22 1342 1342/1342 1342 ± 0 6.202 5.69/6.613 6.155 ± 0.5569
ea23 1342 1342/1342 1342 ± 0 6.164 5.976/6.886 6.448 ± 0.6691
ea24 1342 1342/1342 1342 ± 0 6.125 5.433/6.583 6.016 ± 0.5594
ea25 1342 1342/1342 1342 ± 0.000003588 6.838 6.084/7.125 6.75 ± 0.7626
ea26 1342 1342/1342 1342 ± 0 6.714 6.282/7.432 6.834 ± 0.6728
ea27 1342 1342/1342 1342 ± 0 6.035 5.738/7.051 6.365 ± 0.6521
ea28 1342 1342/1342 1342 ± 0 6.245 5.936/7.074 6.504 ± 0.6466
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 ± 0.00002393 5.917 5.727/6.203 5.875 ± 0.359
4 1342 1342/1342 1342 ± 0.00002414 5.48 5.291/5.783 5.543 ± 0.4532
5 1342 1342/1342 1342 ± 0.00002393 5.854 5.645/6.058 5.819 ± 0.3806
6 1342 1342/1342 1342 ± 0.00002393 5.721 5.501/5.863 5.676 ± 0.3307
7 1342 1342/1342 1342 ± 0.00002393 5.852 5.596/5.938 5.759 ± 0.3437
8 1342 1342/1342 1342 ± 0.00002393 5.655 5.47/5.979 5.712 ± 0.3945
9 1342 1342/1342 1342 ± 0.00002393 6.028 5.748/6.3 5.999 ± 0.3928
10 1342 1342/1342 1342 ± 0.00002348 6.587 6.209/6.669 6.445 ± 0.3859
11 1342 1342/1342 1342 ± 0.00002348 6.777 6.553/6.976 6.684 ± 0.4052
12 1342 1342/1342 1342 ± 0.00002348 6.875 6.62/7.055 6.814 ± 0.4715
13 1342 1342/1342 1342 ± 0.00002348 7.364 7.052/7.678 7.281 ± 0.5229
14 1342 1342/1342 1342 ± 0.00002348 7.53 7.242/7.795 7.484 ± 0.5264
15 1342 1342/1342 1342 ± 0.00002348 7.107 6.762/7.454 7.067 ± 0.5184
16 1342 1342/1342 1342 ± 0.00002348 6.23 5.937/6.675 6.295 ± 0.5341
17 1342 1342/1342 1342 ± 0.00002377 6.25 5.943/6.498 6.176 ± 0.5074
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.2.sb40880919.eb41034540.59559.16303170139_split_split.ms
output_dir
 
Start time
2025-06-12 03:21:30.634
End
2025-06-12 04:22:16.329
Duration
1:00:45.694
Note, WebLog generation is not included in the time.

CASA logs for stage 8