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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.476 5.317/5.914 5.656 ± 0.4956
ea02 1342 1342/1342 1342 ± 0 5.747 5.435/6.386 5.942 ± 0.5663
ea04 1342 1342/1342 1342 ± 0 5.619 5.289/6.212 5.767 ± 0.5147
ea05 1342 1342/1342 1342 ± 0 5.785 5.359/6.096 5.766 ± 0.4737
ea06 1342 1342/1342 1342 ± 0 2.967 2.911/3.214 3.058 ± 0.1865
ea07 1342 1342/1342 1342 ± 0 5.507 5.367/5.747 5.536 ± 0.2127
ea08 1342 1342/1342 1342 ± 0 5.711 5.419/6.358 5.914 ± 0.5511
ea09 1342 1342/1342 1342 ± 0 4.741 4.616/5.184 4.851 ± 0.2979
ea10 1342 1342/1342 1342 ± 0 5.472 5.246/6.224 5.704 ± 0.4997
ea11 1342 1342/1342 1342 ± 0.000001067 5.796 5.503/6.393 5.953 ± 0.5339
ea12 1342 1342/1342 1342 ± 0 5.685 5.254/5.939 5.668 ± 0.3987
ea13 1342 1342/1342 1342 ± 0 6.093 5.764/6.207 6.084 ± 0.4174
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 5.038 4.974/5.173 5.073 ± 0.2237
ea17 1342 1342/1342 1342 ± 0.000004648 6.005 5.739/6.461 6.155 ± 0.5189
ea18 1342 1342/1342 1342 ± 0 5.11 4.823/5.425 5.138 ± 0.3733
ea19 1342 1342/1342 1342 ± 0 6.258 5.951/6.537 6.274 ± 0.32
ea21 1342 1342/1342 1342 ± 0 5.82 5.524/6.331 5.961 ± 0.5063
ea22 1342 1342/1342 1342 ± 0 5.238 5.095/5.863 5.452 ± 0.4623
ea23 1342 1342/1342 1342 ± 0 6.133 5.54/6.52 6.093 ± 0.6164
ea25 1342 1342/1342 1342 ± 0.000001509 5.408 5.36/5.576 5.431 ± 0.1676
ea26 1342 1342/1342 1342 ± 0 5.54 5.39/6.114 5.711 ± 0.3996
ea27 1342 1342/1342 1342 ± 0.000008038 5.393 5.177/6.092 5.586 ± 0.4685
ea28 1342 1342/1342 1342 ± 0.000001848 5.687 5.438/6.376 5.901 ± 0.5767
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 ± 0.000026 5.568 5.355/5.677 5.479 ± 0.3029
3 1342 1342/1342 1342 ± 0.0000316 5.322 5.098/5.711 5.395 ± 0.3333
4 1342 1342/1342 1342 ± 0.00002632 5.291 5.176/5.492 5.303 ± 0.2995
5 1342 1342/1342 1342 ± 0.00002601 5.379 5.229/5.554 5.36 ± 0.2894
6 1342 1342/1342 1342 ± 0.000026 5.328 5.217/5.421 5.29 ± 0.2701
7 1342 1342/1342 1342 ± 0.000026 5.382 5.227/5.483 5.323 ± 0.2589
8 1342 1342/1342 1342 ± 0.000026 5.38 5.069/5.436 5.268 ± 0.3066
9 1342 1342/1342 1342 ± 0.000026 5.667 5.291/5.759 5.508 ± 0.3767
10 1342 1342/1342 1342 ± 0.000026 5.853 5.692/6.095 5.702 ± 0.6468
11 1342 1342/1342 1342 ± 0.000026 6.104 5.81/6.297 5.847 ± 0.7669
12 1342 1342/1342 1342 ± 0.000026 6.148 5.952/6.356 5.967 ± 0.7872
13 1342 1342/1342 1342 ± 0.000026 6.593 6.307/6.798 6.31 ± 0.8537
14 1342 1342/1342 1342 ± 0.000026 6.638 6.425/7.017 6.457 ± 0.871
15 1342 1342/1342 1342 ± 0.000026 6.276 6.049/6.633 6.093 ± 0.8678
16 1342 1342/1342 1342 ± 0.00002633 5.537 5.168/5.956 5.446 ± 0.7224
17 1342 1342/1342 1342 ± 0.00002672 5.511 5.288/5.878 5.474 ± 0.7062
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 10:02:42.293
End
2024-03-29 11:16:30.488
Duration
1:13:48.195
Note, WebLog generation is not included in the time.

CASA logs for stage 7