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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.175 5.891/6.819 6.297 ± 0.782
ea02 1342 1342/1342 1342 ± 0 6.3 5.686/6.679 6.236 ± 0.8096
ea03 1342 1342/1342 1342 ± 0 6.033 5.549/6.734 6.156 ± 0.8495
ea04 1342 1342/1342 1342 ± 0 5.653 5.182/6.103 5.659 ± 0.7135
ea05 1342 1342/1342 1342 ± 0 6.062 5.62/6.648 6.105 ± 0.7562
ea06 1342 1342/1342 1342 ± 0 5.929 5.248/6.282 5.816 ± 0.7878
ea07 1342 1342/1342 1342 ± 0 6.106 5.505/6.752 6.126 ± 0.8643
ea08 1342 1342/1342 1342 ± 0 6.636 5.916/7.028 6.568 ± 0.7282
ea09 1342 1342/1342 1342 ± 0 5.801 5.331/6.572 5.885 ± 0.8689
ea10 1342 1342/1342 1342 ± 0 5.897 5.404/6.32 5.808 ± 0.8099
ea11 1342 1342/1342 1342 ± 0 5.863 5.442/6.625 5.944 ± 0.808
ea12 1342 1342/1342 1342 ± 0 5.665 5.38/6.32 5.838 ± 0.7441
ea13 1342 1342/1342 1342 ± 0 6.263 5.716/6.45 6.056 ± 0.8181
ea14 1342 1342/1342 1342 ± 0 6.144 5.808/6.733 6.207 ± 0.7862
ea15 1342 1342/1342 1342 ± 0 6.848 6.728/7.444 7.046 ± 0.4577
ea17 1342 1342/1342 1342 ± 0 6.382 5.948/7.122 6.443 ± 0.9021
ea18 1342 1342/1342 1342 ± 0 6.401 5.908/7.066 6.502 ± 0.7304
ea19 1342 1342/1342 1342 ± 0 6.097 5.693/6.718 6.158 ± 0.7874
ea20 1342 1342/1342 1342 ± 0 6.529 6.066/7.184 6.617 ± 0.7506
ea21 1342 1342/1342 1342 ± 0 5.497 5.205/6.023 5.594 ± 0.6078
ea22 1342 1342/1342 1342 ± 0 6.223 5.793/6.742 6.251 ± 0.7086
ea23 1342 1342/1342 1342 ± 0 6.36 5.671/6.558 6.207 ± 0.7438
ea24 1342 1342/1342 1342 ± 0 6.307 5.501/6.705 6.107 ± 0.6207
ea25 1342 1342/1342 1342 ± 0 6.721 5.873/7.18 6.676 ± 0.86
ea27 1342 1342/1342 1342 ± 0 5.88 5.463/6.544 5.923 ± 0.6828
ea28 1342 1342/1342 1342 ± 0 6.373 5.928/7.206 6.55 ± 0.7515
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 ± 0.00002394 5.615 5.455/5.842 5.636 ± 0.2495
3 1342 1342/1342 1342 ± 0.00002586 4.206 4.014/4.45 4.314 ± 0.6215
4 1342 1342/1342 1342 ± 0.00002398 5.568 5.311/5.847 5.564 ± 0.3427
5 1342 1342/1342 1342 ± 0.00002394 5.671 5.339/5.847 5.646 ± 0.2889
6 1342 1342/1342 1342 ± 0.00002394 5.597 5.371/5.83 5.587 ± 0.2858
7 1342 1342/1342 1342 ± 0.00002394 5.672 5.529/5.847 5.666 ± 0.2534
8 1342 1342/1342 1342 ± 0.00002394 5.589 5.339/5.829 5.585 ± 0.2981
9 1342 1342/1342 1342 ± 0.00002394 5.871 5.701/6.095 5.883 ± 0.2936
10 1342 1342/1342 1342 ± 0.00002349 6.435 6.258/6.501 6.377 ± 0.2811
11 1342 1342/1342 1342 ± 0.00002349 6.595 6.367/6.747 6.586 ± 0.2873
12 1342 1342/1342 1342 ± 0.00002349 6.766 6.49/6.886 6.726 ± 0.3334
13 1342 1342/1342 1342 ± 0.00002349 7.218 6.901/7.507 7.225 ± 0.3614
14 1342 1342/1342 1342 ± 0.00002349 7.422 7.115/7.713 7.404 ± 0.3672
15 1342 1342/1342 1342 ± 0.00002349 7.169 6.76/7.357 7.077 ± 0.3802
16 1342 1342/1342 1342 ± 0.00002349 6.446 6.188/6.854 6.49 ± 0.4152
17 1342 1342/1342 1342 ± 0.00002349 6.433 6.117/6.762 6.438 ± 0.4059
output_dir
 
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-31 02:44:41.334
End
2025-07-31 03:55:42.487
Duration
1:11:01.153
Note, WebLog generation is not included in the time.

CASA logs for stage 8