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

Statwt Summary Plot

VLASS2.1.sb38537053.eb38580096.59080.031941134264_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 5.691 5.086/5.958 5.526 ± 0.577
ea02 1342 1342/1342 1342 ± 0.00001382 5.657 5.17/6.275 5.777 ± 0.6526
ea04 1342 1342/1342 1342 ± 0.000006096 5.146 4.779/5.744 5.326 ± 0.5807
ea05 1342 1342/1342 1342 ± 0 5.805 5.165/6.328 5.723 ± 0.5989
ea06 1342 1342/1342 1342 ± 0 4.779 4.451/5.21 4.867 ± 0.4318
ea07 1342 1342/1342 1342 ± 0 5.668 5.141/5.955 5.672 ± 0.596
ea08 1342 1342/1342 1342 ± 0 5.662 5.403/6.538 5.929 ± 0.662
ea09 1342 1342/1342 1342 ± 0 5.585 4.966/6.221 5.602 ± 0.6226
ea11 1342 1342/1342 1342 ± 0 5.617 4.948/6.126 5.603 ± 0.663
ea12 1342 1342/1342 1342 ± 0 5.61 4.954/6.081 5.626 ± 0.6424
ea13 1342 1342/1342 1342 ± 0 5.699 5.455/6.128 5.846 ± 0.5285
ea14 1342 1342/1342 1342 ± 0 5.733 5.197/6.292 5.764 ± 0.6642
ea15 1342 1342/1342 1342 ± 0 5.288 4.753/5.949 5.4 ± 0.7343
ea16 1342 1342/1342 1342 ± 0 5.908 5.385/6.487 5.973 ± 0.7119
ea17 1342 1342/1342 1342 ± 0.000004691 5.856 5.347/6.657 5.939 ± 0.6584
ea18 1342 1342/1342 1342 ± 0 4.876 4.521/5.345 4.974 ± 0.5266
ea19 1342 1342/1342 1342 ± 0 5.7 5.232/6.413 5.842 ± 0.6452
ea20 1342 1342/1342 1342 ± 0 5.804 5.383/6.434 5.913 ± 0.6369
ea21 1342 1342/1342 1342 ± 0 5.539 5.119/6.085 5.597 ± 0.5715
ea22 1342 1342/1342 1342 ± 0 5.512 5.1/6.295 5.682 ± 0.682
ea23 1342 1342/1342 1342 ± 0 5.92 5.306/6.445 5.88 ± 0.6753
ea25 1342 1342/1342 1342 ± 0 5.439 5.118/5.918 5.542 ± 0.5474
ea26 1342 1342/1342 1342 ± 0 5.488 5.268/6.103 5.646 ± 0.5932
ea27 1342 1342/1342 1342 ± 0.00002057 5.368 5.058/6.214 5.549 ± 0.6208
ea28 1342 1342/1342 1342 ± 0.0000118 5.522 5.202/6.25 5.72 ± 0.6558
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 ± 0.00002402 5.256 5.052/5.391 5.19 ± 0.2403
3 1342 1342/1342 1342 ± 0.00002427 4.891 4.738/5.132 4.906 ± 0.2658
4 1342 1342/1342 1342 ± 0.00002627 4.915 4.707/5.085 4.892 ± 0.2956
5 1342 1342/1342 1342 ± 0.00002402 5.125 4.908/5.238 5.08 ± 0.3111
6 1342 1342/1342 1342 ± 0.00002402 5.088 4.863/5.218 5.038 ± 0.2869
7 1342 1342/1342 1342 ± 0.00002402 5.149 4.966/5.296 5.111 ± 0.2542
8 1342 1342/1342 1342 ± 0.00002402 5.161 4.934/5.278 5.096 ± 0.2687
9 1342 1342/1342 1342 ± 0.00002402 5.462 5.168/5.602 5.397 ± 0.3123
10 1342 1342/1342 1342 ± 0.00002402 5.895 5.697/6.018 5.813 ± 0.2988
11 1342 1342/1342 1342 ± 0.00002402 6.118 5.892/6.221 6.036 ± 0.3104
12 1342 1342/1342 1342 ± 0.00002402 6.231 6.018/6.416 6.174 ± 0.3293
13 1342 1342/1342 1342 ± 0.00002402 6.675 6.524/6.822 6.621 ± 0.3394
14 1342 1342/1342 1342 ± 0.00002402 6.811 6.629/6.999 6.754 ± 0.3752
15 1342 1342/1342 1342 ± 0.00002402 6.438 6.294/6.631 6.401 ± 0.365
16 1342 1342/1342 1342 ± 0.00002727 5.731 5.653/5.94 5.757 ± 0.2953
17 1342 1342/1342 1342 ± 0.00002732 5.774 5.612/5.98 5.786 ± 0.2811
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38537053.eb38580096.59080.031941134264_split_split.ms
output_dir
 
Start time
2025-02-12 21:26:16.228
End
2025-02-12 21:53:05.394
Duration
0:26:49.167
Note, WebLog generation is not included in the time.

CASA logs for stage 8