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

Statwt Summary Plot

VLASS2.2.sb40233904.eb40478968.59488.05569084491_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 6.058 5.857/6.727 6.292 ± 0.5635
ea02 1342 1342/1342 1342 ± 0 6.211 5.871/6.938 6.386 ± 0.6406
ea03 1342 1342/1342 1342 ± 0.000001148 5.422 5.201/6.577 5.784 ± 0.6904
ea04 1342 1342/1342 1342 ± 0 5.932 5.428/6.582 6.033 ± 0.6404
ea06 1342 1342/1342 1342 ± 0 6.326 5.627/6.577 6.187 ± 0.6056
ea07 1342 1342/1342 1342 ± 0 5.967 5.434/6.09 5.918 ± 0.4815
ea08 1342 1342/1342 1342 ± 0.000001148 6.237 5.832/6.995 6.468 ± 0.6061
ea09 1342 1342/1342 1342 ± 0 6.128 5.576/6.842 6.18 ± 0.6564
ea10 1342 1342/1342 1342 ± 0 6.023 5.617/6.707 6.156 ± 0.5791
ea11 1342 1342/1342 1342 ± 0 6.338 5.708/6.933 6.416 ± 0.6906
ea12 1342 1342/1342 1342 ± 0 6.272 5.749/6.857 6.363 ± 0.6494
ea13 1342 1342/1342 1342 ± 0 6.221 5.815/6.745 6.377 ± 0.5394
ea14 1342 1342/1342 1342 ± 0 6.358 5.693/6.726 6.268 ± 0.6804
ea15 1342 1342/1342 1342 ± 0 6.173 5.578/6.647 6.149 ± 0.6903
ea16 1342 1342/1342 1342 ± 0 6.281 5.803/6.73 6.348 ± 0.6191
ea17 1342 1342/1342 1342 ± 0 6.651 6.307/7.507 6.848 ± 0.6453
ea18 1342 1342/1342 1342 ± 0 4.945 4.614/5.289 4.971 ± 0.4083
ea19 1342 1342/1342 1342 ± 0 6.436 5.93/7.013 6.501 ± 0.6197
ea20 1342 1342/1342 1342 ± 0 6.166 5.886/7.062 6.4 ± 0.6186
ea21 1342 1342/1342 1342 ± 0 5.997 5.718/6.67 6.234 ± 0.5649
ea22 1342 1342/1342 1342 ± 0 6.512 5.725/6.884 6.374 ± 0.6367
ea23 1342 1342/1342 1342 ± 0 6.276 5.882/6.897 6.449 ± 0.6777
ea24 1342 1342/1342 1342 ± 0 6.137 5.484/6.696 6.055 ± 0.6162
ea25 1342 1342/1342 1342 ± 0 6.166 5.426/6.463 6.072 ± 0.7018
ea26 1342 1342/1342 1342 ± 0 6.376 5.791/7.075 6.403 ± 0.6456
ea27 1342 1342/1342 1342 ± 0 5.935 5.763/6.943 6.259 ± 0.6583
ea28 1342 1342/1342 1342 ± 0 5.967 5.72/6.859 6.291 ± 0.6511
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 ± 0.00002306 5.721 5.619/5.875 5.695 ± 0.3132
4 1342 1342/1342 1342 ± 0.00002466 5.524 5.192/5.644 5.45 ± 0.4189
5 1342 1342/1342 1342 ± 0.00002306 5.752 5.489/5.983 5.708 ± 0.3681
6 1342 1342/1342 1342 ± 0.00002306 5.613 5.486/5.851 5.619 ± 0.313
7 1342 1342/1342 1342 ± 0.00002306 5.718 5.547/5.878 5.685 ± 0.305
8 1342 1342/1342 1342 ± 0.00002306 5.648 5.422/5.811 5.628 ± 0.3221
9 1342 1342/1342 1342 ± 0.00002306 5.961 5.811/6.117 5.93 ± 0.3478
10 1342 1342/1342 1342 ± 0.00002306 6.421 6.207/6.583 6.361 ± 0.3562
11 1342 1342/1342 1342 ± 0.00002306 6.653 6.45/6.798 6.584 ± 0.3694
12 1342 1342/1342 1342 ± 0.00002306 6.737 6.623/6.926 6.722 ± 0.394
13 1342 1342/1342 1342 ± 0.00002306 7.235 6.996/7.393 7.169 ± 0.415
14 1342 1342/1342 1342 ± 0.00002306 7.459 7.237/7.557 7.362 ± 0.4
15 1342 1342/1342 1342 ± 0.00002306 7.038 6.858/7.217 6.991 ± 0.3938
16 1342 1342/1342 1342 ± 0.00002308 6.284 6.047/6.459 6.235 ± 0.3859
17 1342 1342/1342 1342 ± 0.00002308 6.201 6.006/6.39 6.18 ± 0.3644
statwtmode
VLASS-SE
vis
VLASS2.2.sb40233904.eb40478968.59488.05569084491_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2025-05-14 11:24:04.930
End
2025-05-14 12:35:02.751
Duration
1:10:57.821
Note, WebLog generation is not included in the time.

CASA logs for stage 8