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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.797 5.258/6.102 5.693 ± 0.5579
ea02 1342 1342/1342 1342 ± 0.00001778 5.9 5.48/6.596 6 ± 0.6675
ea03 1342 1342/1342 1342 ± 0 5.535 4.759/6.032 5.383 ± 0.6424
ea04 1342 1342/1342 1342 ± 0 5.628 5.13/6.068 5.667 ± 0.5788
ea05 1342 1342/1342 1342 ± 0 5.852 5.453/6.538 5.887 ± 0.6163
ea06 1342 1342/1342 1342 ± 0 5.092 4.881/5.512 5.185 ± 0.3865
ea07 1342 1342/1342 1342 ± 0 5.907 5.543/6.368 6.01 ± 0.6232
ea08 1342 1342/1342 1342 ± 0 5.884 5.594/6.797 6.142 ± 0.7174
ea09 1342 1342/1342 1342 ± 0 5.743 5.261/6.47 5.819 ± 0.6562
ea10 1342 1342/1342 1342 ± 0 5.777 5.337/6.587 5.934 ± 0.6666
ea11 1342 1342/1342 1342 ± 0 6.224 5.746/6.709 6.262 ± 0.7113
ea12 1342 1342/1342 1342 ± 0 5.915 5.405/6.374 5.913 ± 0.5879
ea13 1342 1342/1342 1342 ± 0 6.269 5.641/6.427 6.163 ± 0.5702
ea14 1342 1342/1342 1342 ± 0 6.12 5.437/6.532 5.987 ± 0.6667
ea15 1342 1342/1342 1342 ± 0 5.854 5.238/6.308 5.845 ± 0.6953
ea16 1342 1342/1342 1342 ± 0 6.275 5.629/6.854 6.29 ± 0.7908
ea17 1342 1342/1342 1342 ± 0.00002168 6.376 5.804/7.106 6.44 ± 0.737
ea18 1342 1342/1342 1342 ± 0 5.027 4.653/5.516 5.082 ± 0.4992
ea19 1342 1342/1342 1342 ± 0 6.089 5.46/6.61 6.006 ± 0.6231
ea21 1342 1342/1342 1342 ± 0 5.763 5.347/6.412 5.934 ± 0.6082
ea22 1342 1342/1342 1342 ± 0 5.779 5.189/6.416 5.758 ± 0.6505
ea23 1342 1342/1342 1342 ± 0 6.057 5.585/6.703 6.128 ± 0.7088
ea25 1342 1342/1342 1342 ± 0.000008466 5.672 5.325/6.186 5.81 ± 0.5801
ea26 1342 1342/1342 1342 ± 0 6.294 5.62/6.994 6.197 ± 0.7577
ea27 1342 1342/1342 1342 ± 0.00003155 5.686 5.368/6.432 5.851 ± 0.6244
ea28 1342 1342/1342 1342 ± 0.000002098 5.447 5.248/6.253 5.668 ± 0.6166
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 ± 0.00002377 5.364 5.246/5.582 5.357 ± 0.269
3 1342 1342/1342 1342 ± 0.00002976 4.967 4.771/5.195 4.977 ± 0.287
4 1342 1342/1342 1342 ± 0.000026 5.181 4.806/5.285 5.11 ± 0.4045
5 1342 1342/1342 1342 ± 0.00002394 5.167 4.987/5.396 5.175 ± 0.3004
6 1342 1342/1342 1342 ± 0.00002392 5.453 5.247/5.56 5.393 ± 0.3151
7 1342 1342/1342 1342 ± 0.00002392 5.375 5.26/5.483 5.376 ± 0.2805
8 1342 1342/1342 1342 ± 0.00002392 5.333 5.184/5.537 5.337 ± 0.3157
9 1342 1342/1342 1342 ± 0.00002392 5.64 5.446/5.967 5.635 ± 0.3578
10 1342 1342/1342 1342 ± 0.00002392 6.092 5.852/6.305 6.036 ± 0.3502
11 1342 1342/1342 1342 ± 0.00002377 6.313 6.124/6.449 6.262 ± 0.346
12 1342 1342/1342 1342 ± 0.00002392 6.432 6.259/6.617 6.429 ± 0.3836
13 1342 1342/1342 1342 ± 0.00002392 6.914 6.718/7.001 6.857 ± 0.4063
14 1342 1342/1342 1342 ± 0.00002377 7.043 6.857/7.281 7.011 ± 0.4477
15 1342 1342/1342 1342 ± 0.00002392 6.637 6.401/6.874 6.585 ± 0.4267
16 1342 1342/1342 1342 ± 0.0000292 5.964 5.723/6.205 5.949 ± 0.3632
17 1342 1342/1342 1342 ± 0.00002922 5.904 5.767/6.128 5.918 ± 0.349
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
datacolumn
residual_data
Start time
2024-11-15 07:15:38.630
End
2024-11-15 08:03:33.866
Duration
0:47:55.236
Note, WebLog generation is not included in the time.

CASA logs for stage 8