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

Statwt Summary Plot

VLASS3.2.sb45669584.eb45749254.60430.55515966435_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 5.907 5.509/6.287 5.955 ± 0.5652
ea02 1342 1342/1342 1342 ± 0.000007408 6.407 5.78/6.687 6.378 ± 0.6342
ea03 1342 1342/1342 1342 ± 0.000001101 6.135 5.482/6.705 6.167 ± 0.7003
ea04 1342 1342/1342 1342 ± 0 5.792 5.329/6.234 5.827 ± 0.5635
ea05 1342 1342/1342 1342 ± 0 5.993 5.584/6.814 6.133 ± 0.6556
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.161 5.397/6.626 6.105 ± 0.7246
ea08 1342 1342/1342 1342 ± 0 6.63 5.875/6.842 6.458 ± 0.6439
ea09 1342 1342/1342 1342 ± 0 5.75 5.258/6.413 5.89 ± 0.6284
ea10 1342 1342/1342 1342 ± 0 5.855 5.304/6.25 5.815 ± 0.5586
ea11 1342 1342/1342 1342 ± 0 5.459 5.29/6.29 5.739 ± 0.6305
ea12 1342 1342/1342 1342 ± 0 5.677 5.479/6.426 5.933 ± 0.5722
ea13 1342 1342/1342 1342 ± 0 6.226 5.654/6.426 6.159 ± 0.6041
ea14 1342 1342/1342 1342 ± 0 6.298 5.802/6.71 6.345 ± 0.5415
ea15 1342 1342/1342 1342 ± 0 5.882 5.195/6.246 5.85 ± 0.6833
ea16 1342 1342/1342 1342 ± 0 6.114 5.708/6.679 6.264 ± 0.6818
ea17 1342 1342/1342 1342 ± 0 6.377 5.892/7.093 6.475 ± 0.6921
ea18 1342 1342/1342 1342 ± 0 6.586 6.017/7.323 6.642 ± 0.6881
ea19 1342 1342/1342 1342 ± 0 6.109 5.505/6.627 6.111 ± 0.6032
ea20 1342 1342/1342 1342 ± 0 6.174 5.598/6.674 6.174 ± 0.598
ea21 1342 1342/1342 1342 ± 0 5.358 4.998/5.758 5.454 ± 0.4924
ea22 1342 1342/1342 1342 ± 0 7.093 6.838/7.503 7.178 ± 0.4039
ea23 1342 1342/1342 1342 ± 0 6.217 5.56/6.308 6.107 ± 0.6306
ea24 1342 1342/1342 1342 ± 0 6.178 5.248/6.621 5.954 ± 0.7371
ea25 1342 1342/1342 1342 ± 0 6.369 5.627/6.928 6.414 ± 0.7784
ea27 1342 1342/1342 1342 ± 0 6.033 5.393/6.499 5.97 ± 0.6351
ea28 1342 1342/1342 1342 ± 0 6.34 5.718/6.95 6.403 ± 0.6809
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 ± 0.00002429 5.567 5.407/5.752 5.553 ± 0.2691
4 1342 1342/1342 1342 ± 0.00002452 5.496 5.224/5.718 5.498 ± 0.3854
5 1342 1342/1342 1342 ± 0.00002429 5.455 5.242/5.643 5.459 ± 0.3035
6 1342 1342/1342 1342 ± 0.00002429 5.43 5.25/5.697 5.434 ± 0.2787
7 1342 1342/1342 1342 ± 0.00002429 5.559 5.387/5.656 5.522 ± 0.2322
8 1342 1342/1342 1342 ± 0.00002429 5.426 5.216/5.64 5.432 ± 0.2653
9 1342 1342/1342 1342 ± 0.00002429 5.764 5.581/5.901 5.729 ± 0.2868
10 1342 1342/1342 1342 ± 0.00002382 6.163 6.013/6.343 6.169 ± 0.2643
11 1342 1342/1342 1342 ± 0.00002382 6.4 6.247/6.583 6.394 ± 0.2762
12 1342 1342/1342 1342 ± 0.00002382 6.581 6.309/6.741 6.568 ± 0.3302
13 1342 1342/1342 1342 ± 0.00002382 7.099 6.843/7.258 7.051 ± 0.3295
14 1342 1342/1342 1342 ± 0.00002382 7.356 7.038/7.562 7.277 ± 0.3568
15 1342 1342/1342 1342 ± 0.00002382 6.994 6.77/7.368 7 ± 0.3881
16 1342 1342/1342 1342 ± 0.00002382 6.281 6.028/6.693 6.345 ± 0.4199
17 1342 1342/1342 1342 ± 0.00002382 6.302 6.137/6.606 6.292 ± 0.4034
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
statwtmode
VLASS-SE
Start time
2025-07-24 11:12:34.360
End
2025-07-24 12:31:27.831
Duration
1:18:53.471
Note, WebLog generation is not included in the time.

CASA logs for stage 8