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

Statwt Summary Plot

VLASS2.1.sb38561374.eb38565040.59070.62333981482_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 5.362 5.11/5.975 5.524 ± 0.6077
ea02 1342 1342/1342 1342 ± 0.00004272 5.768 5.302/6.457 5.861 ± 0.7699
ea05 1342 1342/1342 1342 ± 0.000003632 5.525 5.165/6.434 5.768 ± 0.6493
ea06 1342 1342/1342 1342 ± 0 4.964 4.732/5.56 5.152 ± 0.5338
ea07 1342 1342/1342 1342 ± 0.00004054 5.784 5.237/6.009 5.679 ± 0.6
ea08 1342 1342/1342 1342 ± 0.0000449 5.878 5.515/6.785 6.052 ± 0.8205
ea09 1342 1342/1342 1342 ± 0.00003862 4.593 3.43/6.426 4.836 ± 1.35
ea10 1342 1342/1342 1342 ± 0.0000427 5.455 5.078/6.41 5.692 ± 0.6998
ea11 1342 1342/1342 1342 ± 0.00002775 5.685 5.109/6.436 5.687 ± 0.7666
ea12 1342 1342/1342 1342 ± 0 5.444 5.202/6.388 5.682 ± 0.7518
ea13 1342 1342/1342 1342 ± 0.00002899 5.776 5.606/6.316 5.922 ± 0.6603
ea14 1342 1342/1342 1342 ± 0.000002632 6.343 5.951/6.769 6.252 ± 0.6884
ea15 1342 1342/1342 1342 ± 0 5.45 5.149/6.323 5.671 ± 0.674
ea16 1342 1342/1342 1342 ± 0.000006592 5.278 5.027/5.822 5.352 ± 0.5197
ea17 1342 1342/1342 1342 ± 0.00004272 5.9 5.469/6.793 5.959 ± 0.7534
ea18 1342 1342/1342 1342 ± 0.000009947 4.795 4.429/5.689 4.986 ± 0.6099
ea19 1342 1342/1342 1342 ± 0 5.686 5.422/6.622 5.933 ± 0.6424
ea20 1342 1342/1342 1342 ± 0 5.806 5.411/6.837 6.002 ± 0.8386
ea21 1342 1342/1342 1342 ± 0.000006592 5.443 5.187/6.238 5.669 ± 0.6063
ea22 1342 1342/1342 1342 ± 0.00004272 5.552 5.162/6.467 5.766 ± 0.7548
ea23 1342 1342/1342 1342 ± 0.00003337 5.609 5.321/6.648 5.954 ± 0.7478
ea25 1342 1342/1342 1342 ± 0 5.159 5.099/5.363 5.23 ± 0.1775
ea26 1342 1342/1342 1342 ± 0.00001264 5.486 5.401/6.517 5.76 ± 0.7175
ea27 1342 1342/1342 1342 ± 0.00004272 5.527 5.117/6.505 5.676 ± 0.7159
ea28 1342 1342/1342 1342 ± 0.00005286 6.485 5.836/6.762 6.131 ± 0.8255
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 ± 0.00002497 5.309 5.109/5.592 5.266 ± 0.4774
4 1342 1342/1342 1342 ± 0.00004883 4.806 4.588/5.192 4.795 ± 0.4065
5 1342 1342/1342 1342 ± 0.00002497 5.22 5.062/5.387 5.157 ± 0.4979
6 1342 1342/1342 1342 ± 0.00002497 5.309 5.081/5.43 5.197 ± 0.4759
7 1342 1342/1342 1342 ± 0.00002497 5.205 5.127/5.421 5.174 ± 0.4281
8 1342 1342/1342 1342 ± 0.00002497 5.299 5.08/5.427 5.183 ± 0.4608
9 1342 1342/1342 1342 ± 0.00002497 5.559 5.441/5.727 5.488 ± 0.5146
10 1342 1342/1342 1342 ± 0.00002446 6.057 5.765/6.206 5.977 ± 0.3087
11 1342 1342/1342 1342 ± 0.00002446 6.305 6.115/6.426 6.216 ± 0.3445
12 1342 1342/1342 1342 ± 0.00002446 6.445 6.28/6.537 6.373 ± 0.3186
13 1342 1342/1342 1342 ± 0.00002446 6.711 6.562/6.888 6.675 ± 0.3091
14 1342 1342/1342 1342 ± 0.00002446 6.788 6.571/7.056 6.746 ± 0.3608
15 1342 1342/1342 1342 ± 0.00002446 6.612 6.465/6.778 6.559 ± 0.3905
16 1342 1342/1342 1342 ± 0.00006095 4.741 4.591/4.915 4.764 ± 0.2771
17 1342 1342/1342 1342 ± 0.0000609 4.688 4.567/4.838 4.718 ± 0.2455
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38561374.eb38565040.59070.62333981482_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-05 16:15:10.162
End
2024-12-05 17:18:35.579
Duration
1:03:25.417
Note, WebLog generation is not included in the time.

CASA logs for stage 8