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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 5.156 4.982/5.665 5.296 ± 0.4422
ea02 1342 1342/1342 1342 ± 0 6.221 5.635/6.463 6.236 ± 0.6101
ea03 1342 1342/1342 1342 ± 0 6.085 5.443/6.709 6.138 ± 0.7162
ea04 1342 1342/1342 1342 ± 0.00003048 5.57 5.258/6.104 5.699 ± 0.5314
ea05 1342 1342/1342 1342 ± 0.0000269 5.669 5.41/6.581 5.904 ± 0.6535
ea06 1342 1342/1342 1342 ± 0 5.982 5.044/6.109 5.73 ± 0.6257
ea07 1342 1342/1342 1342 ± 0 5.988 5.257/6.27 5.908 ± 0.6948
ea08 1342 1342/1342 1342 ± 0 6.321 5.649/6.836 6.351 ± 0.6633
ea09 1342 1342/1342 1342 ± 0.000004899 5.605 5.177/6.44 5.71 ± 0.6534
ea10 1342 1342/1342 1342 ± 0 5.43 5.133/6.069 5.558 ± 0.5654
ea11 1342 1342/1342 1342 ± 0.00004124 5.344 4.985/6.195 5.562 ± 0.6625
ea12 1342 1342/1342 1342 ± 0.00003024 5.502 5.275/6.279 5.761 ± 0.5798
ea13 1342 1342/1342 1342 ± 0 5.921 5.641/6.482 6.039 ± 0.6563
ea14 1342 1342/1342 1342 ± 0 5.891 5.619/6.615 6.125 ± 0.5825
ea15 1342 1342/1342 1342 ± 0.00003664 5.899 5.68/6.741 6.173 ± 0.7157
ea17 1342 1342/1342 1342 ± 0 6.213 5.798/7.053 6.345 ± 0.6726
ea18 1342 1342/1342 1342 ± 0 6.49 5.844/7.13 6.424 ± 0.6797
ea19 1342 1342/1342 1342 ± 0.00002591 5.836 5.404/6.529 5.945 ± 0.6058
ea20 1342 1342/1342 1342 ± 0 5.892 5.64/6.735 6.089 ± 0.6332
ea21 1342 1342/1342 1342 ± 0 5.4 5.099/5.928 5.566 ± 0.5072
ea22 1342 1342/1342 1342 ± 0 6.358 5.868/6.913 6.37 ± 0.6731
ea23 1342 1342/1342 1342 ± 0 5.787 5.494/6.381 6.031 ± 0.6465
ea24 1342 1342/1342 1342 ± 0 6.015 5.359/6.642 5.957 ± 0.6479
ea25 1342 1342/1342 1342 ± 0 6.469 5.7/6.909 6.474 ± 0.7844
ea28 1342 1342/1342 1342 ± 0 6.052 5.742/7.01 6.31 ± 0.6516
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 ± 0.00002392 5.501 5.264/5.672 5.478 ± 0.2959
4 1342 1342/1342 1342 ± 0.00002648 5.028 4.888/5.217 5.045 ± 0.3228
5 1342 1342/1342 1342 ± 0.00002392 5.404 5.24/5.655 5.446 ± 0.2998
6 1342 1342/1342 1342 ± 0.00002392 5.399 5.185/5.667 5.401 ± 0.2956
7 1342 1342/1342 1342 ± 0.00002392 5.484 5.256/5.666 5.452 ± 0.2727
8 1342 1342/1342 1342 ± 0.00002392 5.393 5.205/5.642 5.389 ± 0.2987
9 1342 1342/1342 1342 ± 0.00002392 5.681 5.521/5.938 5.704 ± 0.3181
10 1342 1342/1342 1342 ± 0.00002392 6.224 6.008/6.395 6.155 ± 0.2982
11 1342 1342/1342 1342 ± 0.00002392 6.422 6.17/6.621 6.365 ± 0.3366
12 1342 1342/1342 1342 ± 0.00002392 6.532 6.27/6.741 6.509 ± 0.3672
13 1342 1342/1342 1342 ± 0.00002392 7.068 6.668/7.229 6.96 ± 0.3935
14 1342 1342/1342 1342 ± 0.00002392 7.133 6.818/7.397 7.082 ± 0.4329
15 1342 1342/1342 1342 ± 0.00002392 6.895 6.547/7.159 6.807 ± 0.3952
16 1342 1342/1342 1342 ± 0.00004351 5.9 5.643/6.391 5.964 ± 0.4471
17 1342 1342/1342 1342 ± 0.00004931 5.897 5.567/6.205 5.86 ± 0.419
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
overwrite_modelcol
False
Start time
2025-07-19 05:22:51.910
End
2025-07-19 06:06:53.554
Duration
0:44:01.644
Note, WebLog generation is not included in the time.

CASA logs for stage 8