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 5.551 5.281/5.893 5.661 ± 0.4876
ea02 1342 1342/1342 1342 ± 0.000007326 5.778 5.396/6.351 5.918 ± 0.6126
ea05 1342 1342/1342 1342 ± 0 5.704 5.356/6.224 5.817 ± 0.5612
ea06 1342 1342/1342 1342 ± 0 4.99 4.792/5.286 5.059 ± 0.3451
ea07 1342 1342/1342 1342 ± 0 5.675 5.491/5.842 5.749 ± 0.4015
ea08 1342 1342/1342 1342 ± 0.00001497 5.77 5.547/6.583 6.048 ± 0.6571
ea09 1342 1342/1342 1342 ± 0 5.094 4.832/5.557 5.208 ± 0.4622
ea10 1342 1342/1342 1342 ± 0.000008662 5.703 5.322/6.358 5.835 ± 0.5875
ea11 1342 1342/1342 1342 ± 0.000001094 5.822 5.33/6.267 5.879 ± 0.5802
ea12 1342 1342/1342 1342 ± 0 5.695 5.333/6.396 5.914 ± 0.617
ea13 1342 1342/1342 1342 ± 0 5.975 5.665/6.297 6.064 ± 0.5002
ea14 1342 1342/1342 1342 ± 0 5.852 5.376/6.487 6.012 ± 0.6699
ea15 1342 1342/1342 1342 ± 0 5.549 5.25/6.294 5.815 ± 0.644
ea16 1342 1342/1342 1342 ± 0 5.179 5.101/5.383 5.176 ± 0.2298
ea17 1342 1342/1342 1342 ± 0.000008662 5.93 5.693/6.503 6.143 ± 0.5709
ea18 1342 1342/1342 1342 ± 0 5.13 4.815/5.597 5.232 ± 0.5028
ea19 1342 1342/1342 1342 ± 0 5.974 5.567/6.573 6.127 ± 0.5893
ea20 1342 1342/1342 1342 ± 0 5.989 5.671/6.605 6.189 ± 0.6053
ea21 1342 1342/1342 1342 ± 0 5.76 5.479/6.199 5.865 ± 0.5032
ea22 1342 1342/1342 1342 ± 0.000001101 5.479 5.195/6.222 5.734 ± 0.6299
ea23 1342 1342/1342 1342 ± 0 5.973 5.542/6.34 6.068 ± 0.6292
ea25 1342 1342/1342 1342 ± 0 5.29 5.202/5.438 5.3 ± 0.1539
ea26 1342 1342/1342 1342 ± 0 5.685 5.413/6.271 5.863 ± 0.5339
ea27 1342 1342/1342 1342 ± 0.00001481 5.449 5.332/6.233 5.711 ± 0.5509
ea28 1342 1342/1342 1342 ± 0.00002018 5.632 5.34/6.409 5.889 ± 0.6299
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 ± 0.00002394 5.47 5.232/5.612 5.396 ± 0.2976
3 1342 1342/1342 1342 ± 0.000024 5.292 5.175/5.545 5.32 ± 0.2723
4 1342 1342/1342 1342 ± 0.00002394 5.359 5.216/5.498 5.302 ± 0.2979
5 1342 1342/1342 1342 ± 0.00002394 5.361 5.25/5.55 5.361 ± 0.2835
6 1342 1342/1342 1342 ± 0.00002394 5.308 5.219/5.415 5.29 ± 0.2356
7 1342 1342/1342 1342 ± 0.00002394 5.309 5.174/5.465 5.301 ± 0.225
8 1342 1342/1342 1342 ± 0.00002394 5.31 5.077/5.416 5.239 ± 0.2927
9 1342 1342/1342 1342 ± 0.00002394 5.62 5.359/5.71 5.487 ± 0.3163
10 1342 1342/1342 1342 ± 0.00002492 5.989 5.767/6.115 5.915 ± 0.3259
11 1342 1342/1342 1342 ± 0.00002492 6.207 6.078/6.334 6.137 ± 0.3449
12 1342 1342/1342 1342 ± 0.00002492 6.379 6.147/6.45 6.262 ± 0.3485
13 1342 1342/1342 1342 ± 0.00002492 6.753 6.61/6.978 6.727 ± 0.3834
14 1342 1342/1342 1342 ± 0.00002492 6.984 6.787/7.192 6.901 ± 0.4179
15 1342 1342/1342 1342 ± 0.00002492 6.667 6.403/6.814 6.531 ± 0.3965
16 1342 1342/1342 1342 ± 0.00003397 5.917 5.605/6.24 5.899 ± 0.4111
17 1342 1342/1342 1342 ± 0.00002726 5.862 5.693/6.313 5.938 ± 0.3876
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38528342.eb38565674.59072.03519471065_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-03 11:53:44.341
End
2024-12-03 12:56:41.246
Duration
1:02:56.904
Note, WebLog generation is not included in the time.

CASA logs for stage 8