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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.707 5.389/6.012 5.758 ± 0.4483
ea02 1342 1342/1342 1342 ± 0.000005503 6.033 5.573/6.483 6.092 ± 0.5314
ea05 1342 1342/1342 1342 ± 0.000004727 5.986 5.473/6.369 5.924 ± 0.5927
ea06 1342 1342/1342 1342 ± 0 4.88 4.766/5.223 4.98 ± 0.2909
ea07 1342 1342/1342 1342 ± 0.000002752 5.814 5.425/5.937 5.765 ± 0.4187
ea08 1342 1342/1342 1342 ± 0 6.067 5.813/6.711 6.293 ± 0.5451
ea09 1342 1342/1342 1342 ± 0.00002007 5.418 5.031/5.805 5.463 ± 0.4455
ea10 1342 1342/1342 1342 ± 0.000004649 5.767 5.359/6.414 5.902 ± 0.5848
ea11 1342 1342/1342 1342 ± 0 6.007 5.494/6.464 6.041 ± 0.5304
ea12 1342 1342/1342 1342 ± 0 6.019 5.453/6.499 6.034 ± 0.598
ea13 1342 1342/1342 1342 ± 0 6.353 5.807/6.498 6.227 ± 0.4623
ea14 1342 1342/1342 1342 ± 0.00002505 5.794 5.461/6.564 5.989 ± 0.619
ea15 1342 1342/1342 1342 ± 0 5.916 5.365/6.408 5.969 ± 0.6378
ea16 1342 1342/1342 1342 ± 0 5.389 5.246/5.599 5.347 ± 0.2516
ea17 1342 1342/1342 1342 ± 0 6.113 5.769/6.521 6.231 ± 0.5462
ea18 1342 1342/1342 1342 ± 0 5.282 4.948/5.803 5.359 ± 0.4845
ea19 1342 1342/1342 1342 ± 0.000001232 6.232 5.665/6.624 6.195 ± 0.5628
ea20 1342 1342/1342 1342 ± 0 6.452 5.878/6.86 6.442 ± 0.5842
ea21 1342 1342/1342 1342 ± 0.00001651 5.703 5.467/6.305 5.851 ± 0.5119
ea22 1342 1342/1342 1342 ± 0 6.048 5.342/6.405 5.933 ± 0.5727
ea23 1342 1342/1342 1342 ± 0.00001937 5.695 5.586/6.471 6.072 ± 0.6486
ea25 1342 1342/1342 1342 ± 0 5.457 5.36/5.592 5.439 ± 0.1641
ea26 1342 1342/1342 1342 ± 0 6.002 5.605/6.572 6.057 ± 0.5028
ea27 1342 1342/1342 1342 ± 0.00003272 5.688 5.497/6.239 5.875 ± 0.5071
ea28 1342 1342/1342 1342 ± 0 5.817 5.617/6.402 6.046 ± 0.5661
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 ± 0.00002409 5.513 5.339/5.739 5.486 ± 0.2876
4 1342 1342/1342 1342 ± 0.00002473 5.391 5.177/5.542 5.358 ± 0.3492
5 1342 1342/1342 1342 ± 0.00002409 5.549 5.403/5.614 5.509 ± 0.2995
6 1342 1342/1342 1342 ± 0.00002401 5.426 5.337/5.565 5.417 ± 0.2719
7 1342 1342/1342 1342 ± 0.00002409 5.452 5.353/5.621 5.451 ± 0.2485
8 1342 1342/1342 1342 ± 0.00002409 5.472 5.256/5.622 5.424 ± 0.2927
9 1342 1342/1342 1342 ± 0.00002409 5.734 5.607/5.93 5.697 ± 0.3464
10 1342 1342/1342 1342 ± 0.00002505 6.171 5.932/6.288 6.085 ± 0.3509
11 1342 1342/1342 1342 ± 0.00002505 6.43 6.293/6.558 6.327 ± 0.3805
12 1342 1342/1342 1342 ± 0.00002505 6.569 6.308/6.667 6.46 ± 0.3923
13 1342 1342/1342 1342 ± 0.00002505 7 6.734/7.17 6.876 ± 0.4216
14 1342 1342/1342 1342 ± 0.00002957 7.075 6.883/7.308 6.976 ± 0.4725
15 1342 1342/1342 1342 ± 0.0000255 6.428 6.206/6.627 6.362 ± 0.4067
16 1342 1342/1342 1342 ± 0.00003529 5.927 5.695/6.226 5.919 ± 0.3968
17 1342 1342/1342 1342 ± 0.00003744 5.965 5.692/6.146 5.912 ± 0.393
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-05-01 07:25:57.948
End
2024-05-01 08:18:55.022
Duration
0:52:57.074
Note, WebLog generation is not included in the time.

CASA logs for stage 7