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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.514 5.324/6.158 5.753 ± 0.5026
ea02 1342 1342/1342 1342 ± 0 5.896 5.604/6.75 6.17 ± 0.6252
ea04 1342 1342/1342 1342 ± 0 5.606 5.128/6.235 5.681 ± 0.5853
ea05 1342 1342/1342 1342 ± 0 6.025 5.403/6.431 5.941 ± 0.6052
ea06 1342 1342/1342 1342 ± 0 4.931 4.577/5.255 4.919 ± 0.3928
ea07 1342 1342/1342 1342 ± 0 5.838 5.487/6.294 5.951 ± 0.5783
ea08 1342 1342/1342 1342 ± 0 5.886 5.721/6.874 6.276 ± 0.6339
ea09 1342 1342/1342 1342 ± 0 5.876 5.393/6.628 5.984 ± 0.6186
ea10 1342 1342/1342 1342 ± 0.000006007 5.751 5.201/6.361 5.802 ± 0.5821
ea11 1342 1342/1342 1342 ± 0 6.069 5.25/6.413 5.93 ± 0.6605
ea12 1342 1342/1342 1342 ± 0 6.04 5.416/6.588 6.113 ± 0.6742
ea13 1342 1342/1342 1342 ± 0 6.129 5.768/6.378 6.151 ± 0.4966
ea14 1342 1342/1342 1342 ± 0 5.819 5.344/6.506 5.898 ± 0.6784
ea15 1342 1342/1342 1342 ± 0 5.796 5.116/6.282 5.782 ± 0.7006
ea16 1342 1342/1342 1342 ± 0 6.245 5.776/6.89 6.335 ± 0.6955
ea17 1342 1342/1342 1342 ± 0 6.102 5.69/6.712 6.213 ± 0.6241
ea18 1342 1342/1342 1342 ± 0 5.25 4.849/5.744 5.28 ± 0.5514
ea19 1342 1342/1342 1342 ± 0 6.29 5.617/6.813 6.213 ± 0.6349
ea20 1342 1342/1342 1342 ± 0 6.385 5.789/6.987 6.336 ± 0.6644
ea21 1342 1342/1342 1342 ± 0 5.691 5.453/6.347 5.875 ± 0.5658
ea22 1342 1342/1342 1342 ± 0 5.703 5.336/6.541 5.896 ± 0.6389
ea23 1342 1342/1342 1342 ± 0.000003802 5.864 5.523/6.683 6.103 ± 0.697
ea25 1342 1342/1342 1342 ± 0 5.906 5.285/6.216 5.826 ± 0.5986
ea26 1342 1342/1342 1342 ± 0 5.993 5.648/6.794 6.204 ± 0.6101
ea27 1342 1342/1342 1342 ± 0.0000422 5.817 5.448/6.434 5.934 ± 0.5713
ea28 1342 1342/1342 1342 ± 0 5.669 5.508/6.561 6.014 ± 0.6385
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 ± 0.00002348 5.452 5.24/5.649 5.421 ± 0.2722
4 1342 1342/1342 1342 ± 0.00002674 5.138 4.938/5.309 5.116 ± 0.3331
5 1342 1342/1342 1342 ± 0.00002348 5.415 5.127/5.574 5.359 ± 0.3479
6 1342 1342/1342 1342 ± 0.00002348 5.344 5.122/5.485 5.314 ± 0.3052
7 1342 1342/1342 1342 ± 0.00002348 5.436 5.248/5.637 5.419 ± 0.2862
8 1342 1342/1342 1342 ± 0.00002348 5.463 5.226/5.595 5.382 ± 0.3123
9 1342 1342/1342 1342 ± 0.00002348 5.711 5.528/5.929 5.665 ± 0.3473
10 1342 1342/1342 1342 ± 0.00002348 6.153 6.027/6.295 6.098 ± 0.3235
11 1342 1342/1342 1342 ± 0.00002348 6.38 6.19/6.476 6.312 ± 0.346
12 1342 1342/1342 1342 ± 0.00002348 6.535 6.323/6.687 6.467 ± 0.3663
13 1342 1342/1342 1342 ± 0.00002348 6.975 6.789/7.131 6.895 ± 0.3984
14 1342 1342/1342 1342 ± 0.00002348 7.104 6.933/7.351 7.046 ± 0.4384
15 1342 1342/1342 1342 ± 0.00002348 6.665 6.379/6.893 6.576 ± 0.3996
16 1342 1342/1342 1342 ± 0.00003278 5.886 5.729/6.129 5.932 ± 0.3469
17 1342 1342/1342 1342 ± 0.00003235 5.924 5.756/6.183 5.938 ± 0.3389
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-06-20 21:13:20.044
End
2024-06-20 21:45:41.649
Duration
0:32:21.604
Note, WebLog generation is not included in the time.

CASA logs for stage 8