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

Statwt Summary Plot

VLASS3.2.sb45651824.eb45865366.60434.814344212966_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 6.136 5.144/6.517 5.888 ± 0.7862
ea02 1342 1342/1342 1342 ± 0 6.15 5.53/6.435 6.149 ± 0.6648
ea03 1342 1342/1342 1342 ± 0 6.08 5.257/6.605 5.934 ± 0.7238
ea04 1342 1342/1342 1342 ± 0 5.564 5.054/5.95 5.512 ± 0.5143
ea05 1342 1342/1342 1342 ± 0 5.51 5.298/6.353 5.791 ± 0.64
ea06 1342 1342/1342 1342 ± 0 5.777 5.022/6.035 5.617 ± 0.6389
ea07 1342 1342/1342 1342 ± 0 6.044 5.043/6.208 5.784 ± 0.7501
ea08 1342 1342/1342 1342 ± 0 6.368 5.505/6.725 6.183 ± 0.7801
ea09 1342 1342/1342 1342 ± 0 5.846 5.051/6.343 5.75 ± 0.6755
ea10 1342 1342/1342 1342 ± 0 5.29 4.768/5.965 5.357 ± 0.6362
ea11 1342 1342/1342 1342 ± 0.000009587 5.129 4.833/6.086 5.399 ± 0.7151
ea12 1342 1342/1342 1342 ± 0 5.495 5.126/6.227 5.65 ± 0.5779
ea13 1342 1342/1342 1342 ± 0 6.128 5.424/6.214 5.955 ± 0.5415
ea14 1342 1342/1342 1342 ± 0.000007836 5.706 5.369/6.443 5.875 ± 0.6015
ea15 1342 1342/1342 1342 ± 0 6.337 5.558/6.713 6.294 ± 0.7112
ea16 1342 1342/1342 1342 ± 0 6.171 5.523/6.627 6.121 ± 0.7486
ea17 1342 1342/1342 1342 ± 0 6.169 5.468/6.865 6.08 ± 0.7341
ea18 1342 1342/1342 1342 ± 0 6.341 5.723/7.188 6.424 ± 0.774
ea19 1342 1342/1342 1342 ± 0 5.802 4.774/6.533 5.699 ± 0.8244
ea20 1342 1342/1342 1342 ± 0 6.996 6.992/7.001 6.997 ± 0.005886
ea21 1342 1342/1342 1342 ± 0 5.466 5.003/5.884 5.516 ± 0.5198
ea22 1342 1342/1342 1342 ± 0 6.224 5.387/6.627 5.986 ± 0.7654
ea23 1342 1342/1342 1342 ± 0.000003321 5.564 5.152/6.28 5.746 ± 0.7554
ea24 1342 1342/1342 1342 ± 0 6.098 4.937/6.441 5.743 ± 0.8112
ea25 1342 1342/1342 1342 ± 0 6.516 5.288/6.793 6.286 ± 0.8786
ea27 1342 1342/1342 1342 ± 0 5.647 5.019/6.356 5.684 ± 0.6578
ea28 1342 1342/1342 1342 ± 0 6.568 5.534/6.967 6.375 ± 0.7692
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 5.016 4.725/5.26 5.027 ± 0.3332
4 1342 1342/1342 1342 ± 0.00003009 4.826 4.635/5.055 4.827 ± 0.3468
5 1342 1342/1342 1342 ± 0.0000236 5.31 5.088/5.551 5.32 ± 0.2922
6 1342 1342/1342 1342 ± 0.00002348 5.068 4.814/5.436 5.116 ± 0.3054
7 1342 1342/1342 1342 ± 0.00002348 5.189 4.995/5.37 5.186 ± 0.2532
8 1342 1342/1342 1342 ± 0.00002348 5.111 5.001/5.348 5.14 ± 0.284
9 1342 1342/1342 1342 ± 0.00002348 5.385 5.165/5.705 5.433 ± 0.2713
10 1342 1342/1342 1342 ± 0.00002393 6.09 5.975/6.217 6.081 ± 0.2635
11 1342 1342/1342 1342 ± 0.00002348 6.299 6.127/6.414 6.292 ± 0.2833
12 1342 1342/1342 1342 ± 0.00002348 6.444 6.21/6.632 6.44 ± 0.322
13 1342 1342/1342 1342 ± 0.00002336 6.893 6.534/7.157 6.878 ± 0.3537
14 1342 1342/1342 1342 ± 0.00002348 6.991 6.638/7.293 6.982 ± 0.4227
15 1342 1342/1342 1342 ± 0.00002348 6.666 6.455/7.067 6.702 ± 0.4001
16 1342 1342/1342 1342 ± 0.00002479 6.103 5.588/6.348 6.022 ± 0.4659
17 1342 1342/1342 1342 ± 0.00002388 6.109 5.645/6.265 5.991 ± 0.4449
output_dir
 
vis
VLASS3.2.sb45651824.eb45865366.60434.814344212966_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-24 11:43:59.327
End
2025-07-24 12:46:26.735
Duration
1:02:27.408
Note, WebLog generation is not included in the time.

CASA logs for stage 8