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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.021 5.638/6.881 6.095 ± 0.8655
ea02 1342 1342/1342 1342 ± 0 6.158 5.587/6.591 6.102 ± 0.8098
ea03 1342 1342/1342 1342 ± 0 6.159 5.481/6.725 6.166 ± 0.6935
ea04 1342 1342/1342 1342 ± 0 5.655 5.172/6.097 5.623 ± 0.7541
ea05 1342 1342/1342 1342 ± 0 5.931 5.337/6.437 5.896 ± 0.7928
ea06 1342 1342/1342 1342 ± 0 6 5.191/6.144 5.749 ± 0.7347
ea07 1342 1342/1342 1342 ± 0 5.939 5.361/6.514 5.933 ± 0.8019
ea08 1342 1342/1342 1342 ± 0 6.68 5.738/6.857 6.415 ± 0.6659
ea09 1342 1342/1342 1342 ± 0 5.694 5.196/6.422 5.73 ± 0.8551
ea10 1342 1342/1342 1342 ± 0 5.689 5.119/6.116 5.608 ± 0.8077
ea11 1342 1342/1342 1342 ± 0.000001093 5.645 5.258/6.362 5.705 ± 0.8021
ea12 1342 1342/1342 1342 ± 0 5.554 5.3/6.146 5.672 ± 0.7445
ea13 1342 1342/1342 1342 ± 0 6.211 5.601/6.358 6.046 ± 0.5264
ea14 1342 1342/1342 1342 ± 0 6.043 5.626/6.534 6.03 ± 0.8213
ea15 1342 1342/1342 1342 ± 0 6.736 6.685/7.301 6.921 ± 0.416
ea17 1342 1342/1342 1342 ± 0 6.235 5.797/6.882 6.217 ± 0.9063
ea18 1342 1342/1342 1342 ± 0 6.468 5.908/7.08 6.427 ± 0.6717
ea19 1342 1342/1342 1342 ± 0 5.968 5.525/6.523 5.975 ± 0.7589
ea20 1342 1342/1342 1342 ± 0 6.438 5.994/6.999 6.463 ± 0.7542
ea21 1342 1342/1342 1342 ± 0 5.468 5.192/5.958 5.577 ± 0.5482
ea22 1342 1342/1342 1342 ± 0 6.461 5.745/6.832 6.256 ± 0.7372
ea23 1342 1342/1342 1342 ± 0.000001545 6.033 5.504/6.302 5.924 ± 0.8341
ea24 1342 1342/1342 1342 ± 0 6.134 5.285/6.472 5.899 ± 0.6489
ea25 1342 1342/1342 1342 ± 0 6.348 5.738/6.904 6.387 ± 0.8121
ea27 1342 1342/1342 1342 ± 0 5.642 5.273/6.369 5.693 ± 0.7855
ea28 1342 1342/1342 1342 ± 0 6.263 5.791/7.04 6.377 ± 0.7673
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 5.535 5.399/5.721 5.563 ± 0.2516
3 1342 1342/1342 1342 ± 0.00002616 3.923 3.649/4.774 4.159 ± 0.6723
4 1342 1342/1342 1342 ± 0.00002422 5.394 5.205/5.658 5.432 ± 0.3297
5 1342 1342/1342 1342 ± 0.00002408 5.346 5.171/5.658 5.397 ± 0.2911
6 1342 1342/1342 1342 ± 0.00002392 5.341 5.112/5.628 5.382 ± 0.2969
7 1342 1342/1342 1342 ± 0.00002392 5.545 5.376/5.756 5.552 ± 0.2482
8 1342 1342/1342 1342 ± 0.00002392 5.508 5.212/5.669 5.471 ± 0.289
9 1342 1342/1342 1342 ± 0.00002392 5.738 5.563/5.954 5.764 ± 0.2771
10 1342 1342/1342 1342 ± 0.00002348 6.239 6.098/6.322 6.225 ± 0.2601
11 1342 1342/1342 1342 ± 0.00002348 6.425 6.226/6.598 6.428 ± 0.2694
12 1342 1342/1342 1342 ± 0.00002348 6.538 6.304/6.76 6.558 ± 0.3198
13 1342 1342/1342 1342 ± 0.00002348 7.054 6.699/7.272 7.018 ± 0.3262
14 1342 1342/1342 1342 ± 0.00002348 7.26 6.958/7.526 7.213 ± 0.3324
15 1342 1342/1342 1342 ± 0.00002348 6.854 6.558/7.241 6.889 ± 0.3704
16 1342 1342/1342 1342 ± 0.0000235 6.386 6.005/6.795 6.363 ± 0.4242
17 1342 1342/1342 1342 ± 0.00002348 6.342 6.047/6.691 6.32 ± 0.4079
overwrite_modelcol
False
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-07-30 12:19:57.615
End
2025-07-30 13:27:54.668
Duration
1:07:57.053
Note, WebLog generation is not included in the time.

CASA logs for stage 8