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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.668 5.355/6.153 5.781 ± 0.5644
ea02 1342 1342/1342 1342 ± 0 5.842 5.471/6.478 6.041 ± 0.6213
ea04 1342 1342/1342 1342 ± 0 5.558 5.223/6.106 5.727 ± 0.5568
ea05 1342 1342/1342 1342 ± 0 5.921 5.476/6.371 5.971 ± 0.5893
ea06 1342 1342/1342 1342 ± 0 5.135 4.959/5.521 5.219 ± 0.3762
ea07 1342 1342/1342 1342 ± 0 6.031 5.52/6.255 6.049 ± 0.5697
ea08 1342 1342/1342 1342 ± 0 5.975 5.665/6.766 6.26 ± 0.6657
ea09 1342 1342/1342 1342 ± 0 5.778 5.322/6.355 5.866 ± 0.6216
ea10 1342 1342/1342 1342 ± 0 6.004 5.341/6.64 6.016 ± 0.6575
ea11 1342 1342/1342 1342 ± 0 6.185 5.445/6.68 6.143 ± 0.7199
ea12 1342 1342/1342 1342 ± 0 5.501 5.461/5.707 5.572 ± 0.1607
ea13 1342 1342/1342 1342 ± 0 6.162 5.855/6.437 6.226 ± 0.4936
ea14 1342 1342/1342 1342 ± 0 5.773 5.267/6.373 5.867 ± 0.6531
ea15 1342 1342/1342 1342 ± 0 5.757 5.337/6.388 5.937 ± 0.6871
ea16 1342 1342/1342 1342 ± 0 6.12 5.709/6.742 6.284 ± 0.6949
ea17 1342 1342/1342 1342 ± 0.000003432 6.009 5.687/6.558 6.186 ± 0.6074
ea18 1342 1342/1342 1342 ± 0 5.133 4.777/5.587 5.229 ± 0.5119
ea19 1342 1342/1342 1342 ± 0 6.112 5.613/6.75 6.267 ± 0.6735
ea20 1342 1342/1342 1342 ± 0 6.171 5.792/6.803 6.316 ± 0.634
ea21 1342 1342/1342 1342 ± 0 5.789 5.462/6.385 5.947 ± 0.5686
ea22 1342 1342/1342 1342 ± 0 5.428 5.196/6.221 5.707 ± 0.6139
ea23 1342 1342/1342 1342 ± 0 6.042 5.494/6.442 6.104 ± 0.6812
ea25 1342 1342/1342 1342 ± 0 5.703 5.461/6.313 5.91 ± 0.5897
ea26 1342 1342/1342 1342 ± 0 6.129 5.7/6.775 6.283 ± 0.6831
ea27 1342 1342/1342 1342 ± 0 5.609 5.327/6.428 5.823 ± 0.5905
ea28 1342 1342/1342 1342 ± 0.00001862 5.812 5.522/6.58 6.064 ± 0.6598
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 5.46 5.342/5.74 5.504 ± 0.2532
3 1342 1342/1342 1342 ± 0.00002348 5.433 5.228/5.681 5.429 ± 0.2887
4 1342 1342/1342 1342 ± 0.00002348 5.315 5.138/5.477 5.291 ± 0.2831
5 1342 1342/1342 1342 ± 0.00002348 5.482 5.201/5.617 5.451 ± 0.3033
6 1342 1342/1342 1342 ± 0.00002392 5.437 5.265/5.574 5.401 ± 0.2814
7 1342 1342/1342 1342 ± 0.00002348 5.442 5.294/5.61 5.436 ± 0.2526
8 1342 1342/1342 1342 ± 0.00002348 5.455 5.251/5.574 5.407 ± 0.2817
9 1342 1342/1342 1342 ± 0.00002348 5.752 5.563/5.939 5.687 ± 0.3207
10 1342 1342/1342 1342 ± 0.0000238 6.218 5.966/6.331 6.129 ± 0.3182
11 1342 1342/1342 1342 ± 0.00002392 6.384 6.254/6.556 6.333 ± 0.3287
12 1342 1342/1342 1342 ± 0.00002439 6.555 6.343/6.696 6.493 ± 0.3577
13 1342 1342/1342 1342 ± 0.00002392 6.966 6.805/7.272 6.941 ± 0.3811
14 1342 1342/1342 1342 ± 0.00002392 7.183 6.985/7.415 7.127 ± 0.406
15 1342 1342/1342 1342 ± 0.00002392 6.829 6.626/6.985 6.76 ± 0.3848
16 1342 1342/1342 1342 ± 0.00002551 6.126 5.966/6.354 6.094 ± 0.3508
17 1342 1342/1342 1342 ± 0.0000266 6.078 5.816/6.289 6.055 ± 0.339
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
overwrite_modelcol
False
Start time
2024-04-06 00:35:06.835
End
2024-04-06 01:32:45.314
Duration
0:57:38.479
Note, WebLog generation is not included in the time.

CASA logs for stage 7