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

Statwt Summary Plot

VLASS2.1.sb38611939.eb38656872.59108.99831386574_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 5.827 5.28/6.066 5.682 ± 0.612
ea02 1342 1342/1342 1342 ± 0.00002847 5.671 5.327/6.37 5.864 ± 0.6927
ea04 1342 1342/1342 1342 ± 0 5.405 5.061/5.998 5.57 ± 0.5625
ea05 1342 1342/1342 1342 ± 0 5.84 5.356/6.289 5.882 ± 0.6104
ea06 1342 1342/1342 1342 ± 0 4.795 4.625/5.201 4.902 ± 0.3584
ea07 1342 1342/1342 1342 ± 0 5.917 5.332/6.136 5.877 ± 0.603
ea08 1342 1342/1342 1342 ± 0.000001071 5.88 5.58/6.703 6.166 ± 0.722
ea09 1342 1342/1342 1342 ± 0 5.682 5.146/6.254 5.721 ± 0.6748
ea10 1342 1342/1342 1342 ± 0.000001071 5.921 5.263/6.562 5.882 ± 0.7533
ea11 1342 1342/1342 1342 ± 0 5.993 5.153/6.38 5.84 ± 0.7312
ea12 1342 1342/1342 1342 ± 0 5.677 5.277/6.383 5.889 ± 0.6716
ea13 1342 1342/1342 1342 ± 0 6.057 5.748/6.379 6.142 ± 0.5156
ea14 1342 1342/1342 1342 ± 0 5.774 5.286/6.386 5.867 ± 0.6884
ea15 1342 1342/1342 1342 ± 0 5.64 5.27/6.294 5.838 ± 0.6645
ea16 1342 1342/1342 1342 ± 0 6.129 5.601/6.704 6.204 ± 0.728
ea17 1342 1342/1342 1342 ± 0.000004557 5.957 5.377/6.846 6.022 ± 0.6984
ea18 1342 1342/1342 1342 ± 0 4.943 4.631/5.475 5.046 ± 0.5356
ea19 1342 1342/1342 1342 ± 0 5.968 5.541/6.688 6.149 ± 0.6661
ea20 1342 1342/1342 1342 ± 0 5.989 5.614/6.636 6.161 ± 0.6626
ea21 1342 1342/1342 1342 ± 0 5.703 5.346/6.239 5.834 ± 0.5739
ea22 1342 1342/1342 1342 ± 0 5.433 5.214/6.268 5.695 ± 0.6675
ea23 1342 1342/1342 1342 ± 0 5.957 5.374/6.384 6.03 ± 0.6841
ea25 1342 1342/1342 1342 ± 0.000001071 5.541 5.216/6.056 5.672 ± 0.5761
ea26 1342 1342/1342 1342 ± 0 5.944 5.566/6.637 6.113 ± 0.6999
ea27 1342 1342/1342 1342 ± 0 5.538 5.172/6.315 5.698 ± 0.6305
ea28 1342 1342/1342 1342 ± 0.00001851 5.71 5.413/6.449 5.927 ± 0.7082
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 ± 0.00002349 5.308 5.182/5.58 5.341 ± 0.2649
3 1342 1342/1342 1342 ± 0.00002366 5.018 4.629/5.344 5.012 ± 0.4187
4 1342 1342/1342 1342 ± 0.00002491 5.22 5.056/5.355 5.151 ± 0.3233
5 1342 1342/1342 1342 ± 0.00002349 5.302 5.056/5.414 5.273 ± 0.3149
6 1342 1342/1342 1342 ± 0.00002349 5.284 5.124/5.433 5.274 ± 0.2988
7 1342 1342/1342 1342 ± 0.00002349 5.305 5.202/5.536 5.325 ± 0.2676
8 1342 1342/1342 1342 ± 0.00002349 5.35 5.152/5.491 5.287 ± 0.2875
9 1342 1342/1342 1342 ± 0.00002349 5.646 5.417/5.807 5.562 ± 0.3305
10 1342 1342/1342 1342 ± 0.00002349 6.067 5.854/6.155 5.984 ± 0.3333
11 1342 1342/1342 1342 ± 0.00002349 6.292 6.072/6.386 6.206 ± 0.3517
12 1342 1342/1342 1342 ± 0.00002394 6.384 6.202/6.633 6.368 ± 0.3811
13 1342 1342/1342 1342 ± 0.00002349 6.852 6.746/7.129 6.818 ± 0.3992
14 1342 1342/1342 1342 ± 0.00002349 7.095 6.879/7.272 7.004 ± 0.4394
15 1342 1342/1342 1342 ± 0.00002349 6.758 6.533/6.921 6.657 ± 0.433
16 1342 1342/1342 1342 ± 0.00002591 6.001 5.873/6.264 6.01 ± 0.3837
17 1342 1342/1342 1342 ± 0.00002521 6.035 5.801/6.294 6.01 ± 0.3784
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38611939.eb38656872.59108.99831386574_split_split.ms
Start time
2024-12-31 08:00:55.819
End
2024-12-31 09:10:27.727
Duration
1:09:31.909
Note, WebLog generation is not included in the time.

CASA logs for stage 8