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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.264 5.757/6.672 6.216 ± 0.7354
ea02 1342 1342/1342 1342 ± 0.0000227 6.373 5.738/6.511 6.323 ± 0.6084
ea03 1342 1342/1342 1342 ± 0 6.275 5.576/6.896 6.327 ± 0.7407
ea04 1342 1342/1342 1342 ± 0 5.641 5.143/6.079 5.698 ± 0.5478
ea05 1342 1342/1342 1342 ± 0 5.999 5.497/6.625 6.036 ± 0.7714
ea06 1342 1342/1342 1342 ± 0 6.15 5.251/6.322 5.902 ± 0.6545
ea07 1342 1342/1342 1342 ± 0 5.974 5.427/6.531 6.049 ± 0.7328
ea08 1342 1342/1342 1342 ± 0 6.559 5.813/6.96 6.539 ± 0.6922
ea09 1342 1342/1342 1342 ± 0 5.762 5.233/6.524 5.906 ± 0.6709
ea10 1342 1342/1342 1342 ± 0 5.787 5.328/6.285 5.743 ± 0.8094
ea11 1342 1342/1342 1342 ± 0 5.68 5.39/6.566 5.871 ± 0.7782
ea12 1342 1342/1342 1342 ± 0 5.675 5.369/6.238 5.827 ± 0.6884
ea13 1342 1342/1342 1342 ± 0 6.194 5.739/6.428 6.17 ± 0.5238
ea14 1342 1342/1342 1342 ± 0 6.184 5.673/6.597 6.171 ± 0.7368
ea15 1342 1342/1342 1342 ± 0 6.315 5.68/6.738 6.321 ± 0.6995
ea16 1342 1342/1342 1342 ± 0 6.308 5.906/6.819 6.428 ± 0.6723
ea17 1342 1342/1342 1342 ± 0 6.238 5.907/7.015 6.399 ± 0.833
ea18 1342 1342/1342 1342 ± 0 6.459 5.999/7.096 6.576 ± 0.7102
ea19 1342 1342/1342 1342 ± 0 6.105 5.62/6.627 6.19 ± 0.6709
ea20 1342 1342/1342 1342 ± 0 6.11 5.844/6.171 5.848 ± 0.5756
ea21 1342 1342/1342 1342 ± 0 5.478 5.107/5.889 5.56 ± 0.504
ea22 1342 1342/1342 1342 ± 0 6.032 5.581/6.429 6.06 ± 0.6384
ea23 1342 1342/1342 1342 ± 0 6.156 5.535/6.336 6.093 ± 0.6282
ea24 1342 1342/1342 1342 ± 0 6.392 5.53/6.818 6.188 ± 0.6561
ea25 1342 1342/1342 1342 ± 0 6.635 5.836/7.234 6.618 ± 0.8438
ea27 1342 1342/1342 1342 ± 0 6.053 5.473/6.491 5.984 ± 0.5745
ea28 1342 1342/1342 1342 ± 0 6.581 5.854/7.168 6.558 ± 0.6975
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 ± 0.00002305 5.622 5.454/5.826 5.64 ± 0.2722
3 1342 1342/1342 1342 ± 0.00003201 4.49 4.297/5.143 4.733 ± 0.6517
4 1342 1342/1342 1342 ± 0.00002328 5.448 5.294/5.726 5.493 ± 0.3029
5 1342 1342/1342 1342 ± 0.00002305 5.583 5.339/5.841 5.625 ± 0.3013
6 1342 1342/1342 1342 ± 0.00002305 5.59 5.256/5.736 5.512 ± 0.2839
7 1342 1342/1342 1342 ± 0.00002305 5.61 5.458/5.826 5.618 ± 0.2587
8 1342 1342/1342 1342 ± 0.00002305 5.575 5.271/5.68 5.529 ± 0.2992
9 1342 1342/1342 1342 ± 0.00002305 5.838 5.689/6.048 5.84 ± 0.3094
10 1342 1342/1342 1342 ± 0.00002348 6.311 6.15/6.393 6.274 ± 0.271
11 1342 1342/1342 1342 ± 0.00002348 6.512 6.266/6.703 6.492 ± 0.2933
12 1342 1342/1342 1342 ± 0.00002348 6.615 6.39/6.858 6.637 ± 0.3413
13 1342 1342/1342 1342 ± 0.00002348 7.1 6.827/7.421 7.115 ± 0.3533
14 1342 1342/1342 1342 ± 0.00002348 7.36 7.112/7.631 7.351 ± 0.3686
15 1342 1342/1342 1342 ± 0.00002348 7.037 6.737/7.353 7.046 ± 0.3779
16 1342 1342/1342 1342 ± 0.00002348 6.41 6.087/6.739 6.408 ± 0.4159
17 1342 1342/1342 1342 ± 0.00002348 6.369 6.171/6.654 6.362 ± 0.3978
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
Start time
2025-07-30 13:47:38.117
End
2025-07-30 15:06:45.705
Duration
1:19:07.587
Note, WebLog generation is not included in the time.

CASA logs for stage 8