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 6.148 5.817/6.915 6.279 ± 0.7484
ea02 1342 1342/1342 1342 ± 0 6.187 5.631/6.577 6.144 ± 0.8385
ea03 1342 1342/1342 1342 ± 0 6.235 5.576/6.837 6.199 ± 0.7747
ea04 1342 1342/1342 1342 ± 0 5.607 5.13/6.04 5.593 ± 0.6931
ea05 1342 1342/1342 1342 ± 0 6.061 5.51/6.605 6.061 ± 0.743
ea06 1342 1342/1342 1342 ± 0 5.883 5.21/6.242 5.782 ± 0.7707
ea07 1342 1342/1342 1342 ± 0 6.052 5.463/6.64 6.084 ± 0.788
ea08 1342 1342/1342 1342 ± 0 6.6 5.822/6.946 6.515 ± 0.7103
ea09 1342 1342/1342 1342 ± 0 5.787 5.27/6.542 5.993 ± 0.6651
ea10 1342 1342/1342 1342 ± 0 5.831 5.32/6.273 5.759 ± 0.7925
ea11 1342 1342/1342 1342 ± 0 5.788 5.441/6.598 5.917 ± 0.7808
ea12 1342 1342/1342 1342 ± 0 5.671 5.378/6.287 5.803 ± 0.7158
ea13 1342 1342/1342 1342 ± 0 6.282 5.614/6.433 5.907 ± 1.08
ea14 1342 1342/1342 1342 ± 0 6.193 5.719/6.686 6.21 ± 0.715
ea15 1342 1342/1342 1342 ± 0 6.807 6.757/7.468 7.025 ± 0.4467
ea17 1342 1342/1342 1342 ± 0 6.408 5.903/7.141 6.506 ± 0.7019
ea18 1342 1342/1342 1342 ± 0 6.377 5.87/6.978 6.463 ± 0.706
ea19 1342 1342/1342 1342 ± 0 6.085 5.679/6.686 6.137 ± 0.7795
ea20 1342 1342/1342 1342 ± 0 6.55 6.036/7.12 6.577 ± 0.7892
ea21 1342 1342/1342 1342 ± 0 5.435 5.157/5.949 5.508 ± 0.651
ea22 1342 1342/1342 1342 ± 0 6.179 5.68/6.695 6.204 ± 0.6999
ea23 1342 1342/1342 1342 ± 0.000002178 6.278 5.592/6.463 6.179 ± 0.6603
ea24 1342 1342/1342 1342 ± 0 6.281 5.468/6.681 6.047 ± 0.6592
ea25 1342 1342/1342 1342 ± 0 6.649 5.828/7.1 6.542 ± 0.9102
ea27 1342 1342/1342 1342 ± 0 5.762 5.417/6.444 5.901 ± 0.5807
ea28 1342 1342/1342 1342 ± 0 6.366 5.86/7.172 6.464 ± 0.8207
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 5.589 5.437/5.787 5.602 ± 0.2571
3 1342 1342/1342 1342 ± 0.00002761 4.302 3.9/4.717 4.329 ± 0.7151
4 1342 1342/1342 1342 ± 0.00002416 5.504 5.239/5.709 5.506 ± 0.3124
5 1342 1342/1342 1342 ± 0.00002416 5.484 5.255/5.733 5.507 ± 0.3024
6 1342 1342/1342 1342 ± 0.00002393 5.498 5.262/5.734 5.502 ± 0.2957
7 1342 1342/1342 1342 ± 0.00002393 5.591 5.476/5.836 5.63 ± 0.2555
8 1342 1342/1342 1342 ± 0.00002393 5.581 5.266/5.765 5.544 ± 0.3001
9 1342 1342/1342 1342 ± 0.00002393 5.842 5.672/6.068 5.846 ± 0.2984
10 1342 1342/1342 1342 ± 0.00002348 6.363 6.221/6.443 6.326 ± 0.2821
11 1342 1342/1342 1342 ± 0.00002348 6.542 6.33/6.661 6.534 ± 0.2871
12 1342 1342/1342 1342 ± 0.00002348 6.688 6.439/6.86 6.668 ± 0.3332
13 1342 1342/1342 1342 ± 0.00002348 7.147 6.84/7.451 7.16 ± 0.3553
14 1342 1342/1342 1342 ± 0.00002348 7.4 7.041/7.647 7.332 ± 0.3646
15 1342 1342/1342 1342 ± 0.00002348 7.033 6.741/7.386 7.033 ± 0.376
16 1342 1342/1342 1342 ± 0.00002353 6.445 6.066/6.884 6.44 ± 0.4393
17 1342 1342/1342 1342 ± 0.00002348 6.424 6.133/6.751 6.409 ± 0.4115
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2025-07-29 23:23:45.194
End
2025-07-30 00:14:44.093
Duration
0:50:58.900
Note, WebLog generation is not included in the time.

CASA logs for stage 8