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

Statwt Summary Plot

VLASS3.2.sb45665927.eb46086746.60447.529309328704_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 6.241 5.55/6.64 6.147 ± 0.6593
ea02 1342 1342/1342 1342 ± 0 5.855 5.053/6.061 5.723 ± 0.6242
ea03 1342 1342/1342 1342 ± 0 6.268 5.419/6.894 6.221 ± 0.8145
ea04 1342 1342/1342 1342 ± 0 5.699 5.115/6.142 5.674 ± 0.6202
ea05 1342 1342/1342 1342 ± 0 6.151 5.371/6.874 6.099 ± 0.7291
ea06 1342 1342/1342 1342 ± 0 6.332 5.24/6.531 6.022 ± 0.7412
ea07 1342 1342/1342 1342 ± 0 5.896 5.048/6.197 5.728 ± 0.7323
ea08 1342 1342/1342 1342 ± 0 5.86 4.811/6.069 5.58 ± 0.7288
ea09 1342 1342/1342 1342 ± 0 5.605 4.973/6.33 5.619 ± 0.6929
ea10 1342 1342/1342 1342 ± 0 5.806 5.15/6.27 5.738 ± 0.6312
ea11 1342 1342/1342 1342 ± 0 5.782 5.345/6.642 5.929 ± 0.766
ea12 1342 1342/1342 1342 ± 0 5.779 5.268/6.412 5.848 ± 0.6563
ea13 1342 1342/1342 1342 ± 0 5.536 4.722/5.699 5.336 ± 0.5743
ea14 1342 1342/1342 1342 ± 0 6.215 5.614/6.742 6.231 ± 0.6361
ea15 1342 1342/1342 1342 ± 0 6.167 5.508/6.664 6.117 ± 0.7306
ea16 1342 1342/1342 1342 ± 0 6.4 5.758/6.943 6.414 ± 0.7585
ea17 1342 1342/1342 1342 ± 0 6.128 5.608/7.016 6.248 ± 0.7492
ea18 1342 1342/1342 1342 ± 0 6.037 5.577/6.387 5.901 ± 0.5806
ea19 1342 1342/1342 1342 ± 0 6.223 5.487/6.758 6.173 ± 0.6993
ea20 1342 1342/1342 1342 ± 0 6.168 5.541/6.786 6.109 ± 0.7171
ea21 1342 1342/1342 1342 ± 0 5.631 4.992/6.046 5.584 ± 0.5974
ea22 1342 1342/1342 1342 ± 0 5.669 4.829/6 5.497 ± 0.6457
ea23 1342 1342/1342 1342 ± 0 6.249 5.474/6.441 6.116 ± 0.7064
ea24 1342 1342/1342 1342 ± 0 5.597 4.781/5.868 5.36 ± 0.6843
ea25 1342 1342/1342 1342 ± 0 6.669 5.756/7.223 6.582 ± 0.8972
ea27 1342 1342/1342 1342 ± 0 6.188 5.366/6.632 6.04 ± 0.7156
ea28 1342 1342/1342 1342 ± 0 5.979 5.276/6.53 5.866 ± 0.683
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 ± 0.00002393 5.4 5.168/5.526 5.317 ± 0.3219
4 1342 1342/1342 1342 ± 0.00002393 5.108 4.906/5.301 5.168 ± 0.3495
5 1342 1342/1342 1342 ± 0.00002396 5.051 4.884/5.235 5.065 ± 0.3172
6 1342 1342/1342 1342 ± 0.00002369 5.079 4.846/5.325 5.096 ± 0.2858
7 1342 1342/1342 1342 ± 0.00002348 5.349 4.937/5.518 5.28 ± 0.3161
8 1342 1342/1342 1342 ± 0.00002312 5.275 5.029/5.538 5.257 ± 0.3661
9 1342 1342/1342 1342 ± 0.00002312 5.712 5.325/5.871 5.606 ± 0.3659
10 1342 1342/1342 1342 ± 0.00002312 6.129 5.825/6.339 6.079 ± 0.3191
11 1342 1342/1342 1342 ± 0.00002312 6.357 5.98/6.637 6.305 ± 0.3323
12 1342 1342/1342 1342 ± 0.00002306 6.446 6.077/6.758 6.443 ± 0.3862
13 1342 1342/1342 1342 ± 0.00002306 6.907 6.582/7.263 6.897 ± 0.4349
14 1342 1342/1342 1342 ± 0.00002306 7.075 6.736/7.35 7.052 ± 0.4342
15 1342 1342/1342 1342 ± 0.00002306 6.773 6.455/7.035 6.772 ± 0.4133
16 1342 1342/1342 1342 ± 0.00002306 6.188 5.926/6.482 6.205 ± 0.3789
17 1342 1342/1342 1342 ± 0.00002306 6.138 5.837/6.521 6.136 ± 0.3776
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
datacolumn
residual_data
Start time
2025-07-29 07:55:19.170
End
2025-07-29 09:11:08.304
Duration
1:15:49.134
Note, WebLog generation is not included in the time.

CASA logs for stage 8