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

Statwt Summary Plot

VLASS3.2.sb45490828.eb46106518.60453.38273079861_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 5.971 5.734/6.684 6.19 ± 0.5493
ea02 1342 1342/1342 1342 ± 0.000002896 6.192 5.843/6.453 6.298 ± 0.5797
ea03 1342 1342/1342 1342 ± 0 6.223 5.563/6.871 6.264 ± 0.6846
ea04 1342 1342/1342 1342 ± 0.000001832 5.652 5.272/6.191 5.737 ± 0.5044
ea05 1342 1342/1342 1342 ± 0.000004668 5.764 5.518/6.649 6.011 ± 0.5854
ea06 1342 1342/1342 1342 ± 0.000002591 5.864 5.295/6.222 5.867 ± 0.5973
ea07 1342 1342/1342 1342 ± 0 6.193 5.471/6.413 6.146 ± 0.68
ea08 1342 1342/1342 1342 ± 0 6.421 5.889/6.862 6.466 ± 0.6256
ea09 1342 1342/1342 1342 ± 0 5.79 5.201/6.402 5.831 ± 0.5979
ea10 1342 1342/1342 1342 ± 0 5.613 5.433/6.349 5.833 ± 0.5651
ea11 1342 1342/1342 1342 ± 0.00001894 5.76 5.205/6.524 5.87 ± 0.6599
ea12 1342 1342/1342 1342 ± 0.000008074 5.597 5.451/6.409 5.87 ± 0.5278
ea14 1342 1342/1342 1342 ± 0 6.012 5.737/6.639 6.17 ± 0.522
ea15 1342 1342/1342 1342 ± 0.00001182 5.988 5.707/6.733 6.263 ± 0.6494
ea16 1342 1342/1342 1342 ± 0 6.15 5.873/6.761 6.298 ± 0.6553
ea17 1342 1342/1342 1342 ± 0 6.22 5.858/7.113 6.373 ± 0.6607
ea18 1342 1342/1342 1342 ± 0 6.647 6.024/7.283 6.664 ± 0.6609
ea19 1342 1342/1342 1342 ± 0.000004295 5.931 5.695/6.818 6.203 ± 0.5534
ea20 1342 1342/1342 1342 ± 0 6.488 5.927/7.034 6.512 ± 0.6176
ea21 1342 1342/1342 1342 ± 0 5.546 5.233/6.02 5.67 ± 0.5075
ea22 1342 1342/1342 1342 ± 0 5.904 5.514/6.416 5.937 ± 0.5434
ea23 1342 1342/1342 1342 ± 0.00000765 5.847 5.585/6.493 6.098 ± 0.6187
ea24 1342 1342/1342 1342 ± 0 6.196 5.274/6.602 5.988 ± 0.6878
ea25 1342 1342/1342 1342 ± 0 6.598 5.806/7.039 6.594 ± 0.7846
ea27 1342 1342/1342 1342 ± 0 5.702 5.506/6.554 5.97 ± 0.5835
ea28 1342 1342/1342 1342 ± 0 6.453 5.824/7.043 6.453 ± 0.6744
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 5.572 5.435/5.756 5.608 ± 0.2654
5 1342 1342/1342 1342 ± 0.00002348 5.529 5.23/5.665 5.496 ± 0.2953
6 1342 1342/1342 1342 ± 0.00002348 5.554 5.295/5.73 5.519 ± 0.266
7 1342 1342/1342 1342 ± 0.00002348 5.591 5.392/5.749 5.568 ± 0.2422
8 1342 1342/1342 1342 ± 0.00002348 5.557 5.177/5.658 5.487 ± 0.2807
9 1342 1342/1342 1342 ± 0.00002348 5.797 5.623/5.935 5.78 ± 0.287
10 1342 1342/1342 1342 ± 0.00002348 6.254 6.099/6.343 6.234 ± 0.2571
11 1342 1342/1342 1342 ± 0.00002348 6.467 6.183/6.639 6.461 ± 0.2747
12 1342 1342/1342 1342 ± 0.00002348 6.622 6.412/6.821 6.638 ± 0.3089
13 1342 1342/1342 1342 ± 0.00002348 7.126 6.849/7.352 7.108 ± 0.337
14 1342 1342/1342 1342 ± 0.00002348 7.041 6.752/7.451 7.118 ± 0.4209
15 1342 1342/1342 1342 ± 0.00002348 6.954 6.633/7.221 6.913 ± 0.3454
16 1342 1342/1342 1342 ± 0.00002601 5.954 5.647/6.323 6.019 ± 0.4215
17 1342 1342/1342 1342 ± 0.00002765 5.964 5.686/6.253 5.978 ± 0.3967
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45490828.eb46106518.60453.38273079861_split_split.ms
statwtmode
VLASS-SE
Start time
2025-07-30 22:23:05.727
End
2025-07-30 23:13:26.105
Duration
0:50:20.378
Note, WebLog generation is not included in the time.

CASA logs for stage 8