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

Statwt Summary Plot

VLASS2.1.sb38611351.eb38659848.59112.96043939815_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 5.541 5.287/5.988 5.663 ± 0.5547
ea02 1342 1342/1342 1342 ± 0 5.662 5.392/6.502 5.907 ± 0.6599
ea04 1342 1342/1342 1342 ± 0 5.486 5.15/6.062 5.62 ± 0.5336
ea05 1342 1342/1342 1342 ± 0 5.765 5.313/6.186 5.804 ± 0.5745
ea06 1342 1342/1342 1342 ± 0 4.886 4.695/5.304 4.992 ± 0.3533
ea07 1342 1342/1342 1342 ± 0 5.96 5.397/6.154 5.923 ± 0.5715
ea08 1342 1342/1342 1342 ± 0.000001067 5.809 5.572/6.719 6.16 ± 0.6997
ea09 1342 1342/1342 1342 ± 0 5.66 5.186/6.307 5.75 ± 0.6494
ea10 1342 1342/1342 1342 ± 0 5.929 5.295/6.631 5.939 ± 0.7014
ea11 1342 1342/1342 1342 ± 0 5.909 5.178/6.415 5.867 ± 0.6779
ea12 1342 1342/1342 1342 ± 0 5.725 5.31/6.366 5.908 ± 0.6394
ea13 1342 1342/1342 1342 ± 0 6.121 5.802/6.516 6.239 ± 0.5142
ea14 1342 1342/1342 1342 ± 0 5.773 5.259/6.332 5.862 ± 0.661
ea15 1342 1342/1342 1342 ± 0 5.693 5.321/6.298 5.895 ± 0.651
ea16 1342 1342/1342 1342 ± 0 6.059 5.63/6.697 6.223 ± 0.7143
ea17 1342 1342/1342 1342 ± 0 5.884 5.444/6.812 6.064 ± 0.6612
ea18 1342 1342/1342 1342 ± 0 4.951 4.63/5.422 5.028 ± 0.537
ea19 1342 1342/1342 1342 ± 0 6.035 5.574/6.671 6.195 ± 0.6514
ea20 1342 1342/1342 1342 ± 0 6.005 5.603/6.592 6.147 ± 0.6413
ea21 1342 1342/1342 1342 ± 0 5.837 5.387/6.334 5.883 ± 0.5734
ea22 1342 1342/1342 1342 ± 0 5.496 5.23/6.362 5.732 ± 0.6942
ea23 1342 1342/1342 1342 ± 0 5.986 5.436/6.399 6.046 ± 0.6794
ea25 1342 1342/1342 1342 ± 0 5.528 5.273/6.103 5.71 ± 0.5659
ea26 1342 1342/1342 1342 ± 0 5.912 5.612/6.662 6.165 ± 0.6796
ea27 1342 1342/1342 1342 ± 0.000004391 5.523 5.226/6.335 5.72 ± 0.5814
ea28 1342 1342/1342 1342 ± 0.00002451 5.624 5.394/6.393 5.892 ± 0.6646
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 ± 0.0000235 5.361 5.215/5.608 5.374 ± 0.2679
3 1342 1342/1342 1342 ± 0.0000235 5.266 4.933/5.455 5.215 ± 0.3378
4 1342 1342/1342 1342 ± 0.00002576 5.319 5.135/5.483 5.278 ± 0.3084
5 1342 1342/1342 1342 ± 0.0000235 5.363 5.07/5.496 5.313 ± 0.3242
6 1342 1342/1342 1342 ± 0.0000235 5.282 5.112/5.495 5.266 ± 0.3521
7 1342 1342/1342 1342 ± 0.0000235 5.308 5.185/5.551 5.336 ± 0.2678
8 1342 1342/1342 1342 ± 0.0000235 5.362 5.144/5.538 5.301 ± 0.2929
9 1342 1342/1342 1342 ± 0.0000235 5.613 5.432/5.85 5.583 ± 0.3233
10 1342 1342/1342 1342 ± 0.0000235 6.092 5.888/6.196 6.01 ± 0.3388
11 1342 1342/1342 1342 ± 0.0000235 6.31 6.128/6.404 6.237 ± 0.3484
12 1342 1342/1342 1342 ± 0.0000235 6.432 6.256/6.646 6.327 ± 0.4704
13 1342 1342/1342 1342 ± 0.0000235 6.9 6.801/7.149 6.847 ± 0.3905
14 1342 1342/1342 1342 ± 0.0000235 7.117 6.848/7.304 7.019 ± 0.4439
15 1342 1342/1342 1342 ± 0.0000235 6.742 6.525/6.906 6.632 ± 0.426
16 1342 1342/1342 1342 ± 0.00002683 5.958 5.667/6.265 5.956 ± 0.3863
17 1342 1342/1342 1342 ± 0.00002734 5.957 5.658/6.244 5.947 ± 0.3847
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38611351.eb38659848.59112.96043939815_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-31 08:02:11.424
End
2024-12-31 09:16:59.984
Duration
1:14:48.559
Note, WebLog generation is not included in the time.

CASA logs for stage 8