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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.681 5.016/5.947 5.534 ± 0.5933
ea02 1342 1342/1342 1342 ± 0 6.009 5.201/6.386 5.819 ± 0.6881
ea05 1342 1342/1342 1342 ± 0 5.845 5.052/6.406 5.718 ± 0.6904
ea06 1342 1342/1342 1342 ± 0 4.85 4.532/5.111 4.843 ± 0.3529
ea07 1342 1342/1342 1342 ± 0.000007794 5.267 5.083/5.855 5.517 ± 0.5201
ea08 1342 1342/1342 1342 ± 0 5.946 5.336/6.543 5.972 ± 0.698
ea09 1342 1342/1342 1342 ± 0 5.316 4.795/5.848 5.321 ± 0.5497
ea10 1342 1342/1342 1342 ± 0.00002364 5.62 5.031/6.294 5.679 ± 0.7021
ea11 1342 1342/1342 1342 ± 0 5.898 4.99/6.288 5.769 ± 0.679
ea12 1342 1342/1342 1342 ± 0 5.777 5.073/6.325 5.762 ± 0.6899
ea13 1342 1342/1342 1342 ± 0 6.109 5.449/6.458 5.982 ± 0.6151
ea14 1342 1342/1342 1342 ± 0 5.953 5.006/6.394 5.785 ± 0.725
ea15 1342 1342/1342 1342 ± 0 5.739 5.067/6.345 5.768 ± 0.738
ea16 1342 1342/1342 1342 ± 0 4.995 4.725/5.102 4.935 ± 0.2922
ea17 1342 1342/1342 1342 ± 0 5.918 5.391/6.556 5.993 ± 0.7094
ea18 1342 1342/1342 1342 ± 0 5.161 4.613/5.655 5.174 ± 0.5863
ea19 1342 1342/1342 1342 ± 0 5.982 5.22/6.545 5.925 ± 0.7084
ea20 1342 1342/1342 1342 ± 0 6.197 5.298/6.746 6.089 ± 0.7399
ea21 1342 1342/1342 1342 ± 0 5.681 5.11/6.197 5.683 ± 0.6323
ea22 1342 1342/1342 1342 ± 0 5.887 5.01/6.274 5.673 ± 0.6907
ea23 1342 1342/1342 1342 ± 0 5.723 5.132/6.434 5.827 ± 0.7351
ea25 1342 1342/1342 1342 ± 0 5.015 4.797/5.169 5.033 ± 0.1987
ea26 1342 1342/1342 1342 ± 0 5.943 5.188/6.41 5.807 ± 0.6579
ea27 1342 1342/1342 1342 ± 0.00003971 5.673 5.016/6.193 5.617 ± 0.659
ea28 1342 1342/1342 1342 ± 0 5.74 5.121/6.341 5.756 ± 0.6943
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 4.871 4.722/4.973 4.831 ± 0.1973
4 1342 1342/1342 1342 ± 0.00002393 4.878 4.722/4.983 4.851 ± 0.2636
5 1342 1342/1342 1342 ± 0.00002393 5.048 4.912/5.132 5.034 ± 0.2184
6 1342 1342/1342 1342 ± 0.00002393 5.08 4.991/5.159 5.053 ± 0.2111
7 1342 1342/1342 1342 ± 0.00002393 5.116 5.024/5.271 5.131 ± 0.2101
8 1342 1342/1342 1342 ± 0.00002393 5.205 5.011/5.331 5.157 ± 0.2515
9 1342 1342/1342 1342 ± 0.00002393 5.482 5.336/5.65 5.437 ± 0.2966
10 1342 1342/1342 1342 ± 0.00002491 5.925 5.746/6.016 5.853 ± 0.3007
11 1342 1342/1342 1342 ± 0.00002491 6.19 5.999/6.278 6.084 ± 0.3333
12 1342 1342/1342 1342 ± 0.00002491 6.334 6.147/6.421 6.249 ± 0.3526
13 1342 1342/1342 1342 ± 0.00002491 6.733 6.504/6.869 6.656 ± 0.3851
14 1342 1342/1342 1342 ± 0.00002491 6.933 6.711/7.062 6.823 ± 0.4169
15 1342 1342/1342 1342 ± 0.00002491 6.466 6.312/6.638 6.385 ± 0.393
16 1342 1342/1342 1342 ± 0.00003442 5.952 5.68/6.26 5.92 ± 0.3786
17 1342 1342/1342 1342 ± 0.00003769 5.959 5.732/6.218 5.927 ± 0.3666
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
Start time
2025-04-08 08:30:14.192
End
2025-04-08 09:03:59.858
Duration
0:33:45.666
Note, WebLog generation is not included in the time.

CASA logs for stage 8