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 5.518 5.264/6.052 5.661 ± 0.4799
ea02 1342 1342/1342 1342 ± 0 5.862 5.603/6.64 6.085 ± 0.5999
ea04 1342 1342/1342 1342 ± 0 5.508 5.041/6.154 5.624 ± 0.584
ea05 1342 1342/1342 1342 ± 0 5.661 5.36/6.538 5.911 ± 0.6174
ea06 1342 1342/1342 1342 ± 0 5.092 4.612/5.362 5.009 ± 0.4167
ea07 1342 1342/1342 1342 ± 0 5.606 5.404/6.176 5.846 ± 0.5884
ea08 1342 1342/1342 1342 ± 0.000009703 5.881 5.656/6.71 6.167 ± 0.6231
ea09 1342 1342/1342 1342 ± 0 5.857 5.282/6.466 5.892 ± 0.6082
ea10 1342 1342/1342 1342 ± 0 5.38 5.151/6.318 5.687 ± 0.6098
ea11 1342 1342/1342 1342 ± 0 6.017 5.271/6.32 5.917 ± 0.589
ea12 1342 1342/1342 1342 ± 0 5.914 5.351/6.439 5.972 ± 0.6409
ea13 1342 1342/1342 1342 ± 0 6.295 5.733/6.447 6.18 ± 0.5019
ea14 1342 1342/1342 1342 ± 0 5.628 5.285/6.419 5.811 ± 0.6675
ea15 1342 1342/1342 1342 ± 0 5.675 5.048/6.249 5.701 ± 0.6876
ea16 1342 1342/1342 1342 ± 0 5.904 5.639/6.757 6.171 ± 0.7017
ea17 1342 1342/1342 1342 ± 0 5.852 5.512/6.423 6.02 ± 0.596
ea18 1342 1342/1342 1342 ± 0 5.146 4.769/5.643 5.207 ± 0.5255
ea19 1342 1342/1342 1342 ± 0 5.828 5.535/6.693 6.078 ± 0.628
ea20 1342 1342/1342 1342 ± 0 6.312 5.694/6.694 6.241 ± 0.641
ea21 1342 1342/1342 1342 ± 0 5.425 5.259/6.322 5.781 ± 0.5966
ea22 1342 1342/1342 1342 ± 0 5.659 5.316/6.523 5.896 ± 0.6196
ea23 1342 1342/1342 1342 ± 0 5.692 5.466/6.577 6.024 ± 0.6791
ea25 1342 1342/1342 1342 ± 0 5.665 5.271/6.177 5.764 ± 0.5801
ea26 1342 1342/1342 1342 ± 0 6.066 5.587/6.773 6.177 ± 0.591
ea27 1342 1342/1342 1342 ± 0.00002874 5.381 5.264/6.35 5.73 ± 0.5883
ea28 1342 1342/1342 1342 ± 0.00003393 5.655 5.402/6.462 5.915 ± 0.6042
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 5.321 5.178/5.529 5.335 ± 0.2536
4 1342 1342/1342 1342 ± 0.00002377 5.255 5.133/5.419 5.218 ± 0.3562
5 1342 1342/1342 1342 ± 0.00002377 5.394 5.192/5.533 5.377 ± 0.3249
6 1342 1342/1342 1342 ± 0.00002377 5.272 5.107/5.483 5.265 ± 0.2982
7 1342 1342/1342 1342 ± 0.00002377 5.358 5.224/5.526 5.355 ± 0.2706
8 1342 1342/1342 1342 ± 0.00002377 5.396 5.108/5.506 5.315 ± 0.2938
9 1342 1342/1342 1342 ± 0.00002377 5.638 5.503/5.827 5.592 ± 0.3295
10 1342 1342/1342 1342 ± 0.00002377 6.081 5.912/6.2 6.016 ± 0.3148
11 1342 1342/1342 1342 ± 0.00002377 6.329 6.111/6.391 6.233 ± 0.3277
12 1342 1342/1342 1342 ± 0.00002377 6.438 6.273/6.632 6.393 ± 0.3451
13 1342 1342/1342 1342 ± 0.00002377 6.837 6.689/7.004 6.811 ± 0.3654
14 1342 1342/1342 1342 ± 0.00002377 7.04 6.826/7.246 6.97 ± 0.4045
15 1342 1342/1342 1342 ± 0.00002377 6.577 6.36/6.796 6.519 ± 0.3921
16 1342 1342/1342 1342 ± 0.00003742 5.693 5.57/6.01 5.764 ± 0.3773
17 1342 1342/1342 1342 ± 0.00002883 5.752 5.541/6.049 5.792 ± 0.3786
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-05-17 02:53:05.473
End
2024-05-17 03:50:25.373
Duration
0:57:19.901
Note, WebLog generation is not included in the time.

CASA logs for stage 8