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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.388 5.258/6.087 5.482 ± 0.7621
ea02 1342 1342/1342 1342 ± 0.0000419 5.942 5.419/6.729 5.904 ± 0.9944
ea04 1342 1342/1342 1342 ± 0.000002071 5.357 5.077/6.118 5.396 ± 0.8745
ea05 1342 1342/1342 1342 ± 0.000008982 5.519 5.086/6.267 5.647 ± 0.7702
ea06 1342 1342/1342 1342 ± 0.00001145 4.899 4.74/5.285 4.795 ± 0.6896
ea07 1342 1342/1342 1342 ± 0.00004272 5.942 5.352/6.395 5.738 ± 0.8694
ea08 1342 1342/1342 1342 ± 0.00004246 6.151 5.653/6.869 6.085 ± 1.036
ea09 1342 1342/1342 1342 ± 0.00002309 5.596 5.175/6.611 5.738 ± 0.8209
ea10 1342 1342/1342 1342 ± 0.00004362 5.977 5.37/6.712 5.818 ± 0.9544
ea11 1342 1342/1342 1342 ± 0.00004359 5.907 5.283/6.582 5.709 ± 0.9716
ea12 1342 1342/1342 1342 ± 0.00001699 5.818 5.439/6.646 5.764 ± 1.106
ea13 1342 1342/1342 1342 ± 0.00001855 5.942 5.684/6.484 6.034 ± 0.7601
ea14 1342 1342/1342 1342 ± 0.00001182 5.638 5.052/6.407 5.631 ± 0.8019
ea15 1342 1342/1342 1342 ± 0 5.388 5.095/6.34 5.56 ± 0.9613
ea16 1342 1342/1342 1342 ± 0.00001879 5.972 5.486/6.887 5.973 ± 0.9408
ea17 1342 1342/1342 1342 ± 0.00004396 5.865 5.446/6.731 5.869 ± 0.9799
ea18 1342 1342/1342 1342 ± 0.00004124 5.016 4.529/5.72 4.97 ± 0.7349
ea19 1342 1342/1342 1342 ± 0 5.791 5.543/6.812 5.993 ± 0.7993
ea20 1342 1342/1342 1342 ± 0.00003221 5.942 5.809/6.963 6.023 ± 1.114
ea21 1342 1342/1342 1342 ± 0.00001435 5.561 5.394/6.349 5.624 ± 0.7917
ea22 1342 1342/1342 1342 ± 0.00003674 5.376 5.115/6.44 5.619 ± 0.8462
ea23 1342 1342/1342 1342 ± 0.00003555 5.869 5.476/6.464 5.772 ± 0.8812
ea25 1342 1342/1342 1342 ± 0.00004272 5.486 5.267/6.33 5.538 ± 0.8531
ea26 1342 1342/1342 1342 ± 0.00003199 5.988 5.807/7.029 6.165 ± 0.9112
ea27 1342 1342/1342 1342 ± 0.00004287 5.613 5.193/6.485 5.602 ± 0.8831
ea28 1342 1342/1342 1342 ± 0.00004272 5.674 5.477/6.646 5.817 ± 0.9308
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 ± 0.00002351 5.42 5.304/5.738 5.484 ± 0.2775
5 1342 1342/1342 1342 ± 0.00002351 5.46 5.177/5.61 5.407 ± 0.3489
6 1342 1342/1342 1342 ± 0.00002547 5.28 5.087/5.432 5.252 ± 0.2802
7 1342 1342/1342 1342 ± 0.00002351 5.423 5.285/5.588 5.421 ± 0.2758
8 1342 1342/1342 1342 ± 0.00002351 5.414 5.194/5.551 5.369 ± 0.2915
9 1342 1342/1342 1342 ± 0.00002351 5.663 5.456/5.951 5.657 ± 0.3374
10 1342 1342/1342 1342 ± 0.00002351 6.083 5.879/6.291 6.066 ± 0.3411
11 1342 1342/1342 1342 ± 0.00002351 6.409 6.254/6.528 6.345 ± 0.3447
12 1342 1342/1342 1342 ± 0.00002351 6.612 6.398/6.779 6.543 ± 0.383
13 1342 1342/1342 1342 ± 0.00002351 6.894 6.678/7.08 6.822 ± 0.4105
14 1342 1342/1342 1342 ± 0.00002447 6.679 6.378/7.105 6.686 ± 0.5459
15 1342 1342/1342 1342 ± 0.00002438 6.698 6.454/6.978 6.638 ± 0.491
16 1342 1342/1342 1342 ± 0.00006011 3.897 3.725/4.174 3.962 ± 0.3715
17 1342 1342/1342 1342 ± 0.00006102 4.114 3.906/4.323 4.106 ± 0.3531
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-01 17:48:27.803
End
2024-11-01 18:52:34.249
Duration
1:04:06.446
Note, WebLog generation is not included in the time.

CASA logs for stage 8