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

Statwt Summary Plot

VLASS2.1.sb38652042.eb38809484.59142.37127280093_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 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea02 1342 1342/1342 1342 ± 0 5.897 5.39/6.623 6.004 ± 0.7235
ea03 1342 1342/1342 1342 ± 0.0000268 5.077 4.81/6.13 5.377 ± 0.7846
ea04 1342 1342/1342 1342 ± 0.00002562 5.506 5.199/6.167 5.62 ± 0.6965
ea05 1342 1342/1342 1342 ± 0.00001357 5.301 5.088/6.159 5.526 ± 0.7827
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.00002163 5.956 5.505/6.377 6.045 ± 0.7904
ea08 1342 1342/1342 1342 ± 0.00002592 5.951 5.51/6.786 6.14 ± 0.8034
ea09 1342 1342/1342 1342 ± 0.00003043 5.721 5.249/6.606 5.822 ± 0.8012
ea10 1342 1342/1342 1342 ± 0.00002302 5.952 5.325/6.817 6.021 ± 0.8324
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002661 5.708 5.372/6.572 5.912 ± 0.7575
ea13 1342 1342/1342 1342 ± 0.00002817 5.727 5.653/6.309 5.951 ± 0.7413
ea14 1342 1342/1342 1342 ± 0.00002408 5.633 5.327/6.519 5.892 ± 0.8008
ea15 1342 1342/1342 1342 ± 0.000005132 2.596 2.438/2.997 2.728 ± 0.4504
ea17 1342 1342/1342 1342 ± 0.00002489 6.409 5.914/7.424 6.438 ± 0.898
ea18 1342 1342/1342 1342 ± 0.00002411 5.005 4.749/5.604 5.05 ± 0.5424
ea19 1342 1342/1342 1342 ± 0.00002504 5.581 5.367/6.502 5.864 ± 0.8338
ea20 1342 1342/1342 1342 ± 0.00002645 5.921 5.814/7.023 6.265 ± 0.8147
ea21 1342 1342/1342 1342 ± 0.00002045 5.663 5.451/6.521 5.893 ± 0.8325
ea23 1342 1342/1342 1342 ± 0.0000214 5.558 5.459/5.709 5.501 ± 0.5077
ea24 1342 1342/1342 1342 ± 0.00002697 5.626 5.391/6.547 5.885 ± 0.7512
ea25 1342 1342/1342 1342 ± 0.00002394 6.05 5.307/6.414 5.795 ± 0.7031
ea26 1342 1342/1342 1342 ± 0.00002836 5.858 5.694/6.969 6.165 ± 0.8815
ea27 1342 1342/1342 1342 ± 0 5.727 5.367/6.583 5.883 ± 0.6532
ea28 1342 1342/1342 1342 ± 0.00002369 5.425 5.2/6.265 5.693 ± 0.6703
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 ± 0.00002493 5.418 5.255/5.683 5.311 ± 0.6383
5 1342 1342/1342 1342 ± 0.00002967 5.393 5.179/5.558 5.274 ± 0.5949
6 1342 1342/1342 1342 ± 0.00002493 5.336 5.105/5.54 5.168 ± 0.6521
7 1342 1342/1342 1342 ± 0.00002493 5.393 5.281/5.49 5.259 ± 0.6568
8 1342 1342/1342 1342 ± 0.00002493 5.314 5.157/5.454 5.217 ± 0.6704
9 1342 1342/1342 1342 ± 0.00002493 5.621 5.27/5.879 5.458 ± 0.715
10 1342 1342/1342 1342 ± 0.00002493 6.033 5.671/6.236 5.825 ± 0.8072
11 1342 1342/1342 1342 ± 0.00002493 6.288 6.047/6.541 6.145 ± 0.7646
12 1342 1342/1342 1342 ± 0.00002493 6.522 6.239/6.65 6.341 ± 0.8171
13 1342 1342/1342 1342 ± 0.00002493 6.827 6.647/7.013 6.664 ± 0.7566
14 1342 1342/1342 1342 ± 0.00002493 6.867 6.557/7.077 6.672 ± 0.8037
15 1342 1342/1342 1342 ± 0.000025 6.559 6.154/6.883 6.386 ± 0.8665
17 1342 1342/1342 1342 ± 0.00005298 3.839 3.667/3.991 3.734 ± 0.5336
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38652042.eb38809484.59142.37127280093_split_split.ms
Start time
2025-01-11 13:51:45.419
End
2025-01-11 14:47:03.222
Duration
0:55:17.803
Note, WebLog generation is not included in the time.

CASA logs for stage 8