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

Statwt Summary Plot

VLASS3.2.sb45459544.eb46165741.60472.10038270833_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 5.47 5.265/6.491 5.739 ± 0.8362
ea02 1342 1342/1342 1342 ± 0.000005116 5.585 5.217/6.296 5.703 ± 0.8329
ea03 1342 1342/1342 1342 ± 0 5.52 5.086/6.519 5.689 ± 0.8679
ea04 1342 1342/1342 1342 ± 0.00004765 5.061 4.865/5.95 5.248 ± 0.8085
ea05 1342 1342/1342 1342 ± 0.00004111 5.267 5.01/6.345 5.518 ± 0.8962
ea06 1342 1342/1342 1342 ± 0 5.213 4.735/5.81 5.316 ± 0.7544
ea07 1342 1342/1342 1342 ± 0.00001349 5.091 4.913/6.157 5.419 ± 0.9818
ea08 1342 1342/1342 1342 ± 0 5.546 5.256/6.62 5.842 ± 0.8942
ea09 1342 1342/1342 1342 ± 0.0000415 4.883 4.736/6.111 5.222 ± 0.7807
ea10 1342 1342/1342 1342 ± 0.00004363 4.945 4.668/6.039 5.217 ± 0.8054
ea11 1342 1342/1342 1342 ± 0.00004492 5.112 4.603/6.173 5.217 ± 0.9737
ea12 1342 1342/1342 1342 ± 0.00003615 5.023 4.845/5.871 5.249 ± 0.7768
ea14 1342 1342/1342 1342 ± 0.00004156 5.505 5.14/6.402 5.711 ± 0.7831
ea15 1342 1342/1342 1342 ± 0.00004335 5.485 5.311/6.517 5.779 ± 0.9071
ea16 1342 1342/1342 1342 ± 0 5.597 5.328/6.514 5.762 ± 0.885
ea17 1342 1342/1342 1342 ± 0.00002212 5.514 5.171/6.478 5.681 ± 0.946
ea18 1342 1342/1342 1342 ± 0 5.613 5.424/6.653 5.908 ± 0.8754
ea19 1342 1342/1342 1342 ± 0.00001858 5.193 4.979/6.22 5.459 ± 0.8602
ea20 1342 1342/1342 1342 ± 0.00003806 5.759 5.5/6.811 5.94 ± 0.9646
ea21 1342 1342/1342 1342 ± 0 5.065 4.892/5.811 5.275 ± 0.6609
ea22 1342 1342/1342 1342 ± 0 5.509 5.067/6.4 5.613 ± 0.9248
ea23 1342 1342/1342 1342 ± 0.00004337 5.436 5.075/6.265 5.669 ± 0.8184
ea24 1342 1342/1342 1342 ± 0.00001798 5.327 4.955/6.52 5.582 ± 0.8567
ea25 1342 1342/1342 1342 ± 0 5.851 5.348/6.75 6.018 ± 0.9319
ea27 1342 1342/1342 1342 ± 0 5.283 5.084/6.322 5.548 ± 0.7657
ea28 1342 1342/1342 1342 ± 0.00002551 5.62 5.473/6.86 5.951 ± 0.8676
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 ± 0.00002348 5.068 4.912/5.249 5.093 ± 0.2695
3 1342 1342/1342 1342 ± 0.00003512 4.038 3.798/4.547 4.191 ± 0.4797
4 1342 1342/1342 1342 ± 0.00003562 3.857 3.713/4.002 3.862 ± 0.235
5 1342 1342/1342 1342 ± 0.00002348 5.091 4.9/5.456 5.149 ± 0.3084
6 1342 1342/1342 1342 ± 0.00002348 5.102 4.882/5.383 5.129 ± 0.289
7 1342 1342/1342 1342 ± 0.00002348 5.203 4.956/5.38 5.175 ± 0.261
8 1342 1342/1342 1342 ± 0.00002348 5.102 4.953/5.399 5.146 ± 0.2963
9 1342 1342/1342 1342 ± 0.00002348 5.5 5.216/5.693 5.472 ± 0.3053
10 1342 1342/1342 1342 ± 0.00002348 6.038 5.827/6.131 5.999 ± 0.2685
11 1342 1342/1342 1342 ± 0.00002348 6.251 6.106/6.392 6.24 ± 0.2722
12 1342 1342/1342 1342 ± 0.00002348 6.415 6.18/6.549 6.404 ± 0.3147
13 1342 1342/1342 1342 ± 0.00002348 6.872 6.625/7.096 6.859 ± 0.3284
14 1342 1342/1342 1342 ± 0.00002348 6.886 6.643/7.123 6.872 ± 0.3493
15 1342 1342/1342 1342 ± 0.00002348 6.76 6.323/6.975 6.689 ± 0.3458
16 1342 1342/1342 1342 ± 0.00006089 5.171 4.976/5.333 5.188 ± 0.2771
17 1342 1342/1342 1342 ± 0.0000605 5.073 4.879/5.266 5.105 ± 0.3035
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2025-07-22 18:17:55.916
End
2025-07-22 19:12:25.111
Duration
0:54:29.195
Note, WebLog generation is not included in the time.

CASA logs for stage 8