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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 5.479 5.202/5.931 5.568 ± 0.477
ea02 1342 1342/1342 1342 ± 0 6.286 5.613/6.457 6.225 ± 0.6011
ea03 1342 1342/1342 1342 ± 0 6.333 5.449/6.728 6.229 ± 0.7031
ea04 1342 1342/1342 1342 ± 0.00002941 5.649 5.233/6.064 5.701 ± 0.5271
ea05 1342 1342/1342 1342 ± 0.00002676 5.675 5.409/6.58 5.927 ± 0.6403
ea06 1342 1342/1342 1342 ± 0 6.024 5.111/6.241 5.767 ± 0.6236
ea07 1342 1342/1342 1342 ± 0 6.092 5.235/6.302 5.939 ± 0.7067
ea08 1342 1342/1342 1342 ± 0 6.534 5.658/6.863 6.396 ± 0.6546
ea09 1342 1342/1342 1342 ± 0.00000965 5.629 5.192/6.459 5.749 ± 0.6676
ea10 1342 1342/1342 1342 ± 0 5.493 5.133/6.048 5.565 ± 0.5459
ea11 1342 1342/1342 1342 ± 0.00004062 5.348 5.089/6.211 5.609 ± 0.6421
ea12 1342 1342/1342 1342 ± 0.0000157 5.508 5.317/6.295 5.802 ± 0.5735
ea13 1342 1342/1342 1342 ± 0 5.977 5.628/6.502 6.072 ± 0.6636
ea14 1342 1342/1342 1342 ± 0.000001767 5.907 5.603/6.583 6.133 ± 0.5791
ea15 1342 1342/1342 1342 ± 0.00003427 5.946 5.626/6.692 6.197 ± 0.6947
ea17 1342 1342/1342 1342 ± 0 6.226 5.782/7.052 6.341 ± 0.6707
ea18 1342 1342/1342 1342 ± 0 6.501 5.861/7.132 6.461 ± 0.6853
ea19 1342 1342/1342 1342 ± 0 6.008 5.378/6.492 5.962 ± 0.5955
ea20 1342 1342/1342 1342 ± 0 5.717 5.496/6.599 5.977 ± 0.6301
ea21 1342 1342/1342 1342 ± 0 5.47 5.069/5.877 5.532 ± 0.5011
ea22 1342 1342/1342 1342 ± 0 6.468 5.931/6.926 6.416 ± 0.6652
ea23 1342 1342/1342 1342 ± 0 5.867 5.479/6.4 6.025 ± 0.6449
ea24 1342 1342/1342 1342 ± 0 6.14 5.186/6.556 5.899 ± 0.7644
ea25 1342 1342/1342 1342 ± 0 6.492 5.692/7.004 6.511 ± 0.8017
ea28 1342 1342/1342 1342 ± 0 6.088 5.694/6.991 6.308 ± 0.6623
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 ± 0.00002392 5.458 5.177/5.679 5.446 ± 0.2959
4 1342 1342/1342 1342 ± 0.00002687 5.169 4.971/5.386 5.179 ± 0.3272
5 1342 1342/1342 1342 ± 0.00002392 5.404 5.187/5.652 5.433 ± 0.2983
6 1342 1342/1342 1342 ± 0.00002392 5.363 5.186/5.631 5.377 ± 0.288
7 1342 1342/1342 1342 ± 0.00002392 5.488 5.254/5.668 5.452 ± 0.2567
8 1342 1342/1342 1342 ± 0.00002392 5.423 5.199/5.611 5.394 ± 0.281
9 1342 1342/1342 1342 ± 0.00002392 5.675 5.536/5.926 5.702 ± 0.3016
10 1342 1342/1342 1342 ± 0.00002392 6.229 6.015/6.377 6.163 ± 0.2867
11 1342 1342/1342 1342 ± 0.00002392 6.398 6.197/6.587 6.371 ± 0.3132
12 1342 1342/1342 1342 ± 0.00002392 6.495 6.288/6.731 6.507 ± 0.3471
13 1342 1342/1342 1342 ± 0.00002392 7.032 6.67/7.24 6.966 ± 0.3743
14 1342 1342/1342 1342 ± 0.00002392 7.154 6.88/7.427 7.12 ± 0.3914
15 1342 1342/1342 1342 ± 0.00002392 6.915 6.561/7.162 6.83 ± 0.3815
16 1342 1342/1342 1342 ± 0.00003564 5.984 5.672/6.431 6.066 ± 0.4768
17 1342 1342/1342 1342 ± 0.00004782 6.078 5.626/6.293 5.983 ± 0.4659
statwtmode
VLASS-SE
output_dir
 
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-07-19 07:40:19.254
End
2025-07-19 08:27:18.557
Duration
0:46:59.303
Note, WebLog generation is not included in the time.

CASA logs for stage 8