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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.338 5.114/5.762 5.492 ± 0.5047
ea02 1342 1342/1342 1342 ± 0.000001067 5.585 5.299/6.251 5.802 ± 0.6497
ea04 1342 1342/1342 1342 ± 0 5.163 4.782/5.577 5.241 ± 0.4878
ea05 1342 1342/1342 1342 ± 0 5.638 5.089/6.063 5.533 ± 0.5311
ea06 1342 1342/1342 1342 ± 0 5.019 4.671/5.51 5.124 ± 0.4997
ea07 1342 1342/1342 1342 ± 0 5.655 5.295/5.932 5.737 ± 0.531
ea08 1342 1342/1342 1342 ± 0.00000604 5.535 5.32/6.314 5.836 ± 0.6279
ea09 1342 1342/1342 1342 ± 0 5.617 5.09/6.24 5.634 ± 0.5931
ea10 1342 1342/1342 1342 ± 0.00002763 5.599 5.106/6.252 5.691 ± 0.6268
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.613 5.192/6.097 5.706 ± 0.5887
ea13 1342 1342/1342 1342 ± 0 6.002 5.673/6.272 6.037 ± 0.4687
ea14 1342 1342/1342 1342 ± 0 5.569 5.139/6.087 5.658 ± 0.6076
ea15 1342 1342/1342 1342 ± 0 5.372 4.945/5.966 5.534 ± 0.6135
ea16 1342 1342/1342 1342 ± 0 5.978 5.478/6.478 6.059 ± 0.6665
ea17 1342 1342/1342 1342 ± 0.000004397 5.688 5.384/6.214 5.836 ± 0.5878
ea18 1342 1342/1342 1342 ± 0.00000399 4.787 4.523/5.204 4.889 ± 0.4748
ea19 1342 1342/1342 1342 ± 0 5.824 5.409/6.424 5.986 ± 0.5845
ea20 1342 1342/1342 1342 ± 0 6.077 5.526/6.614 6.004 ± 0.597
ea21 1342 1342/1342 1342 ± 0 5.468 5.183/5.895 5.607 ± 0.4758
ea22 1342 1342/1342 1342 ± 0 5.45 5.187/6.156 5.665 ± 0.6065
ea23 1342 1342/1342 1342 ± 0 5.773 5.35/6.131 5.843 ± 0.6087
ea25 1342 1342/1342 1342 ± 0.000003695 5.263 5.083/5.84 5.464 ± 0.5406
ea26 1342 1342/1342 1342 ± 0 5.878 5.548/6.47 6.015 ± 0.6624
ea27 1342 1342/1342 1342 ± 0.00004037 5.329 5.109/6.063 5.503 ± 0.58
ea28 1342 1342/1342 1342 ± 0.00002658 5.416 5.181/6.141 5.658 ± 0.6097
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 ± 0.00002393 5.243 5.113/5.567 5.291 ± 0.2731
3 1342 1342/1342 1342 ± 0.00002453 5.042 4.841/5.365 5.078 ± 0.3468
4 1342 1342/1342 1342 ± 0.00002471 5.17 4.86/5.357 5.114 ± 0.3258
5 1342 1342/1342 1342 ± 0.00002393 5.113 4.897/5.308 5.121 ± 0.3284
6 1342 1342/1342 1342 ± 0.00002393 5.117 5.016/5.373 5.135 ± 0.2934
7 1342 1342/1342 1342 ± 0.00002393 5.177 5.073/5.318 5.187 ± 0.2597
8 1342 1342/1342 1342 ± 0.00002393 5.178 4.927/5.323 5.115 ± 0.2811
9 1342 1342/1342 1342 ± 0.00002393 5.401 5.219/5.658 5.386 ± 0.3153
10 1342 1342/1342 1342 ± 0.00002393 5.795 5.648/5.982 5.785 ± 0.3065
11 1342 1342/1342 1342 ± 0.00002393 6.058 5.844/6.17 5.975 ± 0.3073
12 1342 1342/1342 1342 ± 0.00002393 6.147 5.933/6.331 6.132 ± 0.3394
13 1342 1342/1342 1342 ± 0.00002393 6.581 6.438/6.709 6.553 ± 0.3412
14 1342 1342/1342 1342 ± 0.00002393 6.789 6.522/7.045 6.746 ± 0.3705
15 1342 1342/1342 1342 ± 0.00002393 6.562 6.217/6.697 6.45 ± 0.3777
16 1342 1342/1342 1342 ± 0.00003869 5.702 5.421/5.983 5.733 ± 0.3482
17 1342 1342/1342 1342 ± 0.00003897 5.708 5.501/5.976 5.736 ± 0.3344
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
Start time
2024-12-31 04:55:38.039
End
2024-12-31 06:04:57.988
Duration
1:09:19.950
Note, WebLog generation is not included in the time.

CASA logs for stage 8