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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.359 5.129/6.446 5.66 ± 0.8792
ea02 1342 1342/1342 1342 ± 0.000009474 5.412 5.034/6.201 5.559 ± 0.912
ea03 1342 1342/1342 1342 ± 0 5.37 4.968/6.449 5.585 ± 0.8717
ea04 1342 1342/1342 1342 ± 0.00004148 4.994 4.801/5.959 5.274 ± 0.7281
ea05 1342 1342/1342 1342 ± 0.00004167 5.168 4.913/6.428 5.444 ± 0.8961
ea06 1342 1342/1342 1342 ± 0 5.05 4.666/5.715 5.207 ± 0.7362
ea07 1342 1342/1342 1342 ± 0.0000191 4.836 4.727/6.017 5.327 ± 0.9046
ea08 1342 1342/1342 1342 ± 0 5.354 5.099/6.494 5.719 ± 0.9125
ea09 1342 1342/1342 1342 ± 0.00004145 4.882 4.663/5.988 5.157 ± 0.7569
ea10 1342 1342/1342 1342 ± 0.00004191 4.771 4.516/5.858 5.046 ± 0.7915
ea11 1342 1342/1342 1342 ± 0.00004374 5.04 4.515/6.149 5.265 ± 0.9159
ea12 1342 1342/1342 1342 ± 0.00003865 4.949 4.78/5.953 5.274 ± 0.668
ea14 1342 1342/1342 1342 ± 0.0000415 5.333 5.002/6.26 5.579 ± 0.7124
ea15 1342 1342/1342 1342 ± 0.00004171 5.233 5.104/6.308 5.571 ± 0.9076
ea16 1342 1342/1342 1342 ± 0 5.473 5.207/6.398 5.633 ± 0.8935
ea17 1342 1342/1342 1342 ± 0.00003462 5.296 4.982/6.657 5.648 ± 0.8363
ea18 1342 1342/1342 1342 ± 0 5.432 5.23/6.721 5.813 ± 0.8265
ea19 1342 1342/1342 1342 ± 0.00002604 5.166 5.003/6.307 5.507 ± 0.7741
ea21 1342 1342/1342 1342 ± 0 4.838 4.676/5.613 5.047 ± 0.6825
ea22 1342 1342/1342 1342 ± 0 5.345 4.887/6.386 5.553 ± 0.8205
ea23 1342 1342/1342 1342 ± 0.0000415 5.32 5.004/6.213 5.591 ± 0.8081
ea24 1342 1342/1342 1342 ± 0.00001144 5.196 4.925/6.287 5.453 ± 0.7816
ea25 1342 1342/1342 1342 ± 0 5.646 5.147/6.602 5.838 ± 0.9489
ea27 1342 1342/1342 1342 ± 0.000002282 5.031 4.886/6.283 5.441 ± 0.7917
ea28 1342 1342/1342 1342 ± 0.00002123 5.427 5.302/6.771 5.813 ± 0.8772
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 ± 0.00002395 4.959 4.783/5.118 4.913 ± 0.3054
4 1342 1342/1342 1342 ± 0.00002807 3.842 3.657/4.061 3.874 ± 0.2971
5 1342 1342/1342 1342 ± 0.00002395 4.961 4.758/5.27 5.001 ± 0.2731
6 1342 1342/1342 1342 ± 0.00002395 4.966 4.778/5.222 4.98 ± 0.2499
7 1342 1342/1342 1342 ± 0.00002395 5.035 4.909/5.152 5.024 ± 0.2193
8 1342 1342/1342 1342 ± 0.00002395 4.983 4.821/5.13 4.978 ± 0.2437
9 1342 1342/1342 1342 ± 0.00002395 5.354 5.133/5.523 5.305 ± 0.257
10 1342 1342/1342 1342 ± 0.00002395 5.875 5.764/6.017 5.858 ± 0.2433
11 1342 1342/1342 1342 ± 0.00002395 6.151 5.955/6.203 6.1 ± 0.251
12 1342 1342/1342 1342 ± 0.00002395 6.285 6.017/6.45 6.261 ± 0.2969
13 1342 1342/1342 1342 ± 0.00002395 6.728 6.553/6.926 6.693 ± 0.3013
14 1342 1342/1342 1342 ± 0.00002397 6.791 6.515/6.967 6.748 ± 0.3376
15 1342 1342/1342 1342 ± 0.00002395 6.685 6.295/6.863 6.576 ± 0.3602
16 1342 1342/1342 1342 ± 0.00006082 4.979 4.827/5.16 5.01 ± 0.271
17 1342 1342/1342 1342 ± 0.00006074 4.805 4.662/5.094 4.885 ± 0.3063
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
datacolumn
residual_data
Start time
2025-07-22 12:36:40.440
End
2025-07-22 13:20:47.878
Duration
0:44:07.439
Note, WebLog generation is not included in the time.

CASA logs for stage 8