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

Statwt Summary Plot

VLASS2.1.sb38528342.eb38565674.59072.03519471065_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 5.098 4.712/5.519 5.187 ± 0.5674
ea02 1342 1342/1342 1342 ± 0.00001072 5.424 4.945/5.924 5.466 ± 0.639
ea05 1342 1342/1342 1342 ± 0 5.486 5.106/6.118 5.639 ± 0.6185
ea06 1342 1342/1342 1342 ± 0 4.822 4.468/5.17 4.846 ± 0.4147
ea07 1342 1342/1342 1342 ± 0 5.286 4.922/5.533 5.32 ± 0.46
ea08 1342 1342/1342 1342 ± 0.00001548 5.375 5/6.029 5.503 ± 0.66
ea09 1342 1342/1342 1342 ± 0 4.839 4.546/5.33 4.953 ± 0.4708
ea10 1342 1342/1342 1342 ± 0.00001021 5.346 4.852/5.925 5.367 ± 0.6206
ea11 1342 1342/1342 1342 ± 0.00000116 5.471 4.81/5.879 5.426 ± 0.6216
ea12 1342 1342/1342 1342 ± 0 5.276 4.944/6.119 5.545 ± 0.671
ea13 1342 1342/1342 1342 ± 0 5.699 5.375/6.162 5.795 ± 0.5366
ea14 1342 1342/1342 1342 ± 0 5.642 5.034/6.261 5.723 ± 0.728
ea15 1342 1342/1342 1342 ± 0 5.422 4.875/6.183 5.59 ± 0.7481
ea16 1342 1342/1342 1342 ± 0 4.996 4.881/5.077 4.942 ± 0.2302
ea17 1342 1342/1342 1342 ± 0.000003667 5.479 4.94/6.147 5.592 ± 0.651
ea18 1342 1342/1342 1342 ± 0 4.793 4.451/5.312 4.891 ± 0.5439
ea19 1342 1342/1342 1342 ± 0 5.765 5.386/6.492 5.961 ± 0.6544
ea20 1342 1342/1342 1342 ± 0 5.678 5.145/6.29 5.756 ± 0.6779
ea21 1342 1342/1342 1342 ± 0 5.507 5.098/5.983 5.576 ± 0.5591
ea22 1342 1342/1342 1342 ± 0.000002039 5.252 4.797/5.89 5.377 ± 0.6478
ea23 1342 1342/1342 1342 ± 0 5.569 4.973/6.061 5.641 ± 0.7085
ea25 1342 1342/1342 1342 ± 0.000004017 4.723 4.638/4.841 4.754 ± 0.158
ea26 1342 1342/1342 1342 ± 0 5.382 4.935/5.892 5.445 ± 0.5726
ea27 1342 1342/1342 1342 ± 0.00001722 5.127 4.674/5.843 5.259 ± 0.5977
ea28 1342 1342/1342 1342 ± 0.00002039 5.278 4.828/5.944 5.379 ± 0.6525
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 ± 0.00002401 4.774 4.595/4.945 4.767 ± 0.2587
3 1342 1342/1342 1342 ± 0.00002431 4.722 4.542/4.88 4.748 ± 0.283
4 1342 1342/1342 1342 ± 0.00002396 4.748 4.58/4.902 4.743 ± 0.2488
5 1342 1342/1342 1342 ± 0.00002396 4.921 4.761/5.135 4.923 ± 0.2585
6 1342 1342/1342 1342 ± 0.00002396 4.918 4.821/5.016 4.905 ± 0.2276
7 1342 1342/1342 1342 ± 0.00002396 4.926 4.85/5.087 4.96 ± 0.2169
8 1342 1342/1342 1342 ± 0.00002396 4.964 4.85/5.125 4.942 ± 0.2555
9 1342 1342/1342 1342 ± 0.00002396 5.282 5.064/5.37 5.186 ± 0.2777
10 1342 1342/1342 1342 ± 0.00002494 5.628 5.483/5.829 5.607 ± 0.2859
11 1342 1342/1342 1342 ± 0.00002494 5.9 5.79/5.983 5.824 ± 0.3084
12 1342 1342/1342 1342 ± 0.00002494 6.008 5.873/6.207 5.95 ± 0.324
13 1342 1342/1342 1342 ± 0.00002494 6.456 6.132/6.659 6.361 ± 0.3691
14 1342 1342/1342 1342 ± 0.00002494 6.563 6.38/6.846 6.538 ± 0.3791
15 1342 1342/1342 1342 ± 0.00002494 6.301 6.037/6.466 6.21 ± 0.3841
16 1342 1342/1342 1342 ± 0.00003435 5.653 5.404/6.095 5.693 ± 0.4007
17 1342 1342/1342 1342 ± 0.00002766 5.645 5.478/6.077 5.735 ± 0.3891
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38528342.eb38565674.59072.03519471065_split_split.ms
Start time
2025-05-14 22:59:28.037
End
2025-05-14 23:44:36.421
Duration
0:45:08.384
Note, WebLog generation is not included in the time.

CASA logs for stage 8