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 5.292 4.917/5.79 5.406 ± 0.5668
ea02 1342 1342/1342 1342 ± 0 5.611 5.085/6.28 5.719 ± 0.6493
ea04 1342 1342/1342 1342 ± 0.000005084 5.36 4.922/5.947 5.43 ± 0.5925
ea05 1342 1342/1342 1342 ± 0 5.807 5.058/6.224 5.672 ± 0.6216
ea06 1342 1342/1342 1342 ± 0.000001276 4.691 4.433/5.092 4.757 ± 0.3907
ea07 1342 1342/1342 1342 ± 0 5.735 5.173/5.927 5.653 ± 0.5865
ea08 1342 1342/1342 1342 ± 0 5.652 5.275/6.456 5.897 ± 0.6995
ea09 1342 1342/1342 1342 ± 0 5.382 5.014/6.293 5.533 ± 0.6516
ea10 1342 1342/1342 1342 ± 0 5.722 5.011/6.399 5.691 ± 0.6904
ea11 1342 1342/1342 1342 ± 0 5.684 4.967/6.185 5.616 ± 0.6731
ea12 1342 1342/1342 1342 ± 0 5.452 5.085/6.206 5.651 ± 0.6854
ea13 1342 1342/1342 1342 ± 0 5.718 5.49/6.25 5.924 ± 0.5338
ea14 1342 1342/1342 1342 ± 0 5.558 4.973/6.092 5.577 ± 0.6991
ea15 1342 1342/1342 1342 ± 0 5.615 5.024/6.152 5.656 ± 0.6852
ea16 1342 1342/1342 1342 ± 0 5.863 5.313/6.387 5.927 ± 0.726
ea17 1342 1342/1342 1342 ± 0 5.773 5.239/6.59 5.862 ± 0.6682
ea18 1342 1342/1342 1342 ± 0 4.737 4.434/5.31 4.844 ± 0.5872
ea19 1342 1342/1342 1342 ± 0 5.958 5.281/6.434 5.925 ± 0.6604
ea20 1342 1342/1342 1342 ± 0 6.085 5.369/6.524 5.927 ± 0.6819
ea21 1342 1342/1342 1342 ± 0 5.571 5.107/6.091 5.6 ± 0.587
ea22 1342 1342/1342 1342 ± 0 5.251 4.852/6.166 5.476 ± 0.6963
ea23 1342 1342/1342 1342 ± 0 5.748 5.179/6.185 5.771 ± 0.7001
ea25 1342 1342/1342 1342 ± 0 5.362 5.017/5.905 5.495 ± 0.6083
ea26 1342 1342/1342 1342 ± 0 5.733 5.333/6.39 5.869 ± 0.6953
ea27 1342 1342/1342 1342 ± 0 5.268 4.888/6.068 5.445 ± 0.5944
ea28 1342 1342/1342 1342 ± 0.000001276 5.545 5.17/6.257 5.689 ± 0.6718
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 ± 0.00002349 5.054 4.95/5.315 5.086 ± 0.2547
3 1342 1342/1342 1342 ± 0.00002349 5.004 4.798/5.185 4.98 ± 0.2637
4 1342 1342/1342 1342 ± 0.00002777 5.09 4.962/5.267 5.021 ± 0.3599
5 1342 1342/1342 1342 ± 0.00002349 5.059 4.809/5.142 5.002 ± 0.3058
6 1342 1342/1342 1342 ± 0.00002411 4.766 4.622/4.902 4.753 ± 0.2912
7 1342 1342/1342 1342 ± 0.00002349 5.085 4.974/5.242 5.082 ± 0.2423
8 1342 1342/1342 1342 ± 0.00002349 5.103 4.962/5.273 5.075 ± 0.2633
9 1342 1342/1342 1342 ± 0.00002349 5.444 5.24/5.608 5.369 ± 0.3058
10 1342 1342/1342 1342 ± 0.00002349 5.865 5.66/5.959 5.797 ± 0.3152
11 1342 1342/1342 1342 ± 0.00002349 6.097 5.912/6.238 6.023 ± 0.3268
12 1342 1342/1342 1342 ± 0.00002349 6.206 6.053/6.404 6.119 ± 0.4379
13 1342 1342/1342 1342 ± 0.00002349 6.671 6.568/6.841 6.611 ± 0.3734
14 1342 1342/1342 1342 ± 0.00002349 6.813 6.633/7.009 6.757 ± 0.4015
15 1342 1342/1342 1342 ± 0.00002349 6.432 6.235/6.648 6.377 ± 0.3999
16 1342 1342/1342 1342 ± 0.00002351 5.759 5.462/6.041 5.754 ± 0.3593
17 1342 1342/1342 1342 ± 0.00002349 5.764 5.65/6.033 5.793 ± 0.3368
overwrite_modelcol
False
vis
VLASS2.1.sb38611351.eb38659848.59112.96043939815_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-31 06:48:40.503
End
2024-12-31 07:32:56.012
Duration
0:44:15.509
Note, WebLog generation is not included in the time.

CASA logs for stage 8