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 5.837 5.38/6.17 5.847 ± 0.5304
ea02 1342 1342/1342 1342 ± 0.000008775 6.445 5.842/6.771 6.37 ± 0.6038
ea03 1342 1342/1342 1342 ± 0 6.191 5.574/6.732 6.207 ± 0.6637
ea04 1342 1342/1342 1342 ± 0 5.571 5.169/5.984 5.671 ± 0.4958
ea05 1342 1342/1342 1342 ± 0 5.985 5.494/6.573 6.035 ± 0.6266
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.119 5.404/6.533 6.054 ± 0.6718
ea08 1342 1342/1342 1342 ± 0 6.652 5.92/6.834 6.462 ± 0.6091
ea09 1342 1342/1342 1342 ± 0 5.792 5.249/6.391 5.887 ± 0.6202
ea10 1342 1342/1342 1342 ± 0 5.773 5.329/6.162 5.771 ± 0.5177
ea11 1342 1342/1342 1342 ± 0.000004093 5.473 5.218/6.12 5.641 ± 0.5888
ea12 1342 1342/1342 1342 ± 0 5.663 5.455/6.277 5.864 ± 0.5202
ea13 1342 1342/1342 1342 ± 0 6.168 5.748/6.401 6.184 ± 0.5224
ea14 1342 1342/1342 1342 ± 0 6.254 5.746/6.541 6.232 ± 0.5158
ea15 1342 1342/1342 1342 ± 0 6.171 5.577/6.569 6.185 ± 0.6591
ea16 1342 1342/1342 1342 ± 0 6.151 5.846/6.721 6.329 ± 0.6279
ea17 1342 1342/1342 1342 ± 0 6.361 5.929/7.035 6.45 ± 0.6405
ea18 1342 1342/1342 1342 ± 0 6.661 6.1/7.309 6.655 ± 0.6599
ea19 1342 1342/1342 1342 ± 0 6.108 5.509/6.572 6.082 ± 0.5702
ea20 1342 1342/1342 1342 ± 0 5.988 5.331/6.339 5.911 ± 0.5543
ea21 1342 1342/1342 1342 ± 0 5.489 5.273/5.874 5.624 ± 0.4461
ea22 1342 1342/1342 1342 ± 0 6.856 6.58/7.289 6.826 ± 0.5816
ea23 1342 1342/1342 1342 ± 0 6.169 5.505/6.292 6.063 ± 0.6202
ea24 1342 1342/1342 1342 ± 0 6.165 5.16/6.53 5.898 ± 0.7311
ea25 1342 1342/1342 1342 ± 0 6.472 5.807/7.058 6.506 ± 0.7406
ea27 1342 1342/1342 1342 ± 0 6.111 5.492/6.498 6.013 ± 0.5962
ea28 1342 1342/1342 1342 ± 0 6.389 5.907/6.965 6.47 ± 0.6231
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 ± 0.00002437 5.595 5.428/5.828 5.616 ± 0.2949
4 1342 1342/1342 1342 ± 0.0000245 5.488 5.263/5.911 5.516 ± 0.3756
5 1342 1342/1342 1342 ± 0.00002418 5.436 5.231/5.708 5.478 ± 0.3136
6 1342 1342/1342 1342 ± 0.00002418 5.496 5.297/5.74 5.48 ± 0.3077
7 1342 1342/1342 1342 ± 0.00002418 5.548 5.387/5.709 5.563 ± 0.2481
8 1342 1342/1342 1342 ± 0.00002418 5.496 5.228/5.661 5.471 ± 0.2745
9 1342 1342/1342 1342 ± 0.00002418 5.713 5.594/5.97 5.745 ± 0.2922
10 1342 1342/1342 1342 ± 0.00002386 6.168 6.002/6.37 6.179 ± 0.2751
11 1342 1342/1342 1342 ± 0.00002386 6.458 6.18/6.573 6.396 ± 0.2997
12 1342 1342/1342 1342 ± 0.00002386 6.526 6.28/6.722 6.522 ± 0.3404
13 1342 1342/1342 1342 ± 0.00002386 7.002 6.772/7.237 6.976 ± 0.3516
14 1342 1342/1342 1342 ± 0.00002386 7.25 6.916/7.496 7.2 ± 0.3638
15 1342 1342/1342 1342 ± 0.00002386 6.956 6.707/7.254 6.908 ± 0.3968
16 1342 1342/1342 1342 ± 0.00002386 6.289 6.101/6.768 6.352 ± 0.4353
17 1342 1342/1342 1342 ± 0.00002386 6.284 6.115/6.647 6.312 ± 0.4169
output_dir
 
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-07-24 10:03:22.363
End
2025-07-24 11:12:45.522
Duration
1:09:23.159
Note, WebLog generation is not included in the time.

CASA logs for stage 8