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 5.109 4.994/5.658 5.293 ± 0.4401
ea02 1342 1342/1342 1342 ± 0 6.167 5.639/6.47 6.233 ± 0.6098
ea03 1342 1342/1342 1342 ± 0 6.092 5.437/6.711 6.13 ± 0.712
ea04 1342 1342/1342 1342 ± 0.00003024 5.543 5.267/6.099 5.698 ± 0.5255
ea05 1342 1342/1342 1342 ± 0.00002957 5.665 5.4/6.582 5.898 ± 0.6562
ea06 1342 1342/1342 1342 ± 0 5.943 5.057/6.082 5.74 ± 0.624
ea07 1342 1342/1342 1342 ± 0 5.926 5.269/6.276 5.905 ± 0.6857
ea08 1342 1342/1342 1342 ± 0 6.251 5.656/6.838 6.349 ± 0.6595
ea09 1342 1342/1342 1342 ± 0.000007259 5.586 5.173/6.44 5.702 ± 0.652
ea10 1342 1342/1342 1342 ± 0 5.41 5.133/6.076 5.558 ± 0.5635
ea11 1342 1342/1342 1342 ± 0.00004123 5.361 4.955/6.197 5.56 ± 0.6647
ea12 1342 1342/1342 1342 ± 0.00003174 5.496 5.268/6.286 5.763 ± 0.5872
ea13 1342 1342/1342 1342 ± 0 5.875 5.648/6.475 6.028 ± 0.6567
ea14 1342 1342/1342 1342 ± 0 5.897 5.619/6.611 6.124 ± 0.5848
ea15 1342 1342/1342 1342 ± 0.00003646 5.877 5.676/6.746 6.168 ± 0.7216
ea17 1342 1342/1342 1342 ± 0 6.14 5.793/7.048 6.337 ± 0.6705
ea18 1342 1342/1342 1342 ± 0 6.439 5.854/7.133 6.425 ± 0.6798
ea19 1342 1342/1342 1342 ± 0.00002886 5.781 5.4/6.519 5.937 ± 0.6098
ea20 1342 1342/1342 1342 ± 0 5.922 5.662/6.741 6.098 ± 0.6338
ea21 1342 1342/1342 1342 ± 0 5.362 5.108/5.933 5.567 ± 0.5065
ea22 1342 1342/1342 1342 ± 0 6.3 5.882/6.92 6.367 ± 0.6706
ea23 1342 1342/1342 1342 ± 0 5.745 5.498/6.389 6.029 ± 0.6539
ea24 1342 1342/1342 1342 ± 0 5.95 5.37/6.654 5.955 ± 0.6498
ea25 1342 1342/1342 1342 ± 0 6.479 5.699/6.908 6.467 ± 0.7818
ea28 1342 1342/1342 1342 ± 0 6.008 5.751/7.003 6.31 ± 0.6532
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 5.501 5.27/5.681 5.486 ± 0.2997
4 1342 1342/1342 1342 ± 0.00002683 5.055 4.887/5.212 5.05 ± 0.3245
5 1342 1342/1342 1342 ± 0.00002393 5.402 5.238/5.67 5.453 ± 0.3032
6 1342 1342/1342 1342 ± 0.00002393 5.392 5.187/5.666 5.4 ± 0.2968
7 1342 1342/1342 1342 ± 0.00002393 5.488 5.268/5.687 5.457 ± 0.2712
8 1342 1342/1342 1342 ± 0.00002393 5.405 5.213/5.648 5.395 ± 0.2993
9 1342 1342/1342 1342 ± 0.00002393 5.686 5.538/5.952 5.707 ± 0.3204
10 1342 1342/1342 1342 ± 0.00002393 6.233 6.014/6.388 6.159 ± 0.2971
11 1342 1342/1342 1342 ± 0.00002393 6.441 6.163/6.603 6.368 ± 0.334
12 1342 1342/1342 1342 ± 0.00002393 6.522 6.276/6.748 6.512 ± 0.367
13 1342 1342/1342 1342 ± 0.00002393 7.075 6.683/7.23 6.963 ± 0.3938
14 1342 1342/1342 1342 ± 0.00002393 7.141 6.8/7.381 7.081 ± 0.4403
15 1342 1342/1342 1342 ± 0.00002393 6.893 6.555/7.154 6.811 ± 0.3946
16 1342 1342/1342 1342 ± 0.00004509 5.845 5.618/6.362 5.93 ± 0.4435
17 1342 1342/1342 1342 ± 0.00004965 5.843 5.529/6.13 5.807 ± 0.4052
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
overwrite_modelcol
False
Start time
2025-07-19 06:34:21.098
End
2025-07-19 07:19:04.915
Duration
0:44:43.817
Note, WebLog generation is not included in the time.

CASA logs for stage 8