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

Statwt Summary Plot

VLASS2.1.sb38609051.eb38659592.59110.93759270833_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 5.38 5.048/5.777 5.484 ± 0.5558
ea02 1342 1342/1342 1342 ± 0 5.538 5.184/6.246 5.74 ± 0.65
ea04 1342 1342/1342 1342 ± 0 5.281 4.951/5.919 5.456 ± 0.5718
ea05 1342 1342/1342 1342 ± 0 5.68 5.145/6.132 5.708 ± 0.6062
ea06 1342 1342/1342 1342 ± 0 4.904 4.611/5.29 4.966 ± 0.4038
ea07 1342 1342/1342 1342 ± 0 5.773 5.185/5.99 5.735 ± 0.5871
ea08 1342 1342/1342 1342 ± 0 5.645 5.367/6.53 5.938 ± 0.7202
ea09 1342 1342/1342 1342 ± 0 5.493 5.031/6.156 5.585 ± 0.6611
ea10 1342 1342/1342 1342 ± 0 5.803 5.114/6.454 5.775 ± 0.6998
ea11 1342 1342/1342 1342 ± 0 5.685 4.964/6.187 5.638 ± 0.7016
ea12 1342 1342/1342 1342 ± 0 5.547 5.113/6.259 5.737 ± 0.6631
ea13 1342 1342/1342 1342 ± 0 5.857 5.635/6.328 6.044 ± 0.5278
ea14 1342 1342/1342 1342 ± 0 5.646 5.13/6.271 5.731 ± 0.6884
ea15 1342 1342/1342 1342 ± 0 5.572 5.151/6.258 5.769 ± 0.6666
ea16 1342 1342/1342 1342 ± 0 5.935 5.396/6.582 6.05 ± 0.745
ea17 1342 1342/1342 1342 ± 0 5.801 5.374/6.326 5.916 ± 0.6749
ea18 1342 1342/1342 1342 ± 0 4.813 4.499/5.382 4.907 ± 0.5789
ea19 1342 1342/1342 1342 ± 0 5.859 5.397/6.564 6.05 ± 0.6672
ea20 1342 1342/1342 1342 ± 0 5.855 5.441/6.454 5.979 ± 0.6666
ea21 1342 1342/1342 1342 ± 0 5.576 5.191/6.121 5.688 ± 0.5882
ea22 1342 1342/1342 1342 ± 0 5.383 5.086/6.233 5.618 ± 0.6687
ea23 1342 1342/1342 1342 ± 0 5.835 5.224/6.248 5.883 ± 0.6885
ea25 1342 1342/1342 1342 ± 0 5.416 5.123/5.956 5.55 ± 0.5801
ea26 1342 1342/1342 1342 ± 0 5.777 5.409/6.524 5.951 ± 0.723
ea27 1342 1342/1342 1342 ± 0 5.422 5.06/6.196 5.55 ± 0.6139
ea28 1342 1342/1342 1342 ± 0.000003202 5.55 5.255/6.287 5.727 ± 0.6929
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 ± 0.00002348 5.19 5.076/5.436 5.206 ± 0.2525
3 1342 1342/1342 1342 ± 0.00002348 4.902 4.701/5.213 4.974 ± 0.3289
4 1342 1342/1342 1342 ± 0.00002369 5.029 4.828/5.156 4.986 ± 0.2916
5 1342 1342/1342 1342 ± 0.00002348 5.16 4.927/5.274 5.132 ± 0.3087
6 1342 1342/1342 1342 ± 0.00002348 5.096 4.931/5.268 5.067 ± 0.3306
7 1342 1342/1342 1342 ± 0.00002348 5.162 5.056/5.365 5.178 ± 0.247
8 1342 1342/1342 1342 ± 0.00002348 5.216 4.998/5.37 5.173 ± 0.266
9 1342 1342/1342 1342 ± 0.00002348 5.484 5.334/5.69 5.458 ± 0.3034
10 1342 1342/1342 1342 ± 0.00002348 5.956 5.75/6.056 5.883 ± 0.3112
11 1342 1342/1342 1342 ± 0.00002348 6.175 6.01/6.263 6.101 ± 0.3239
12 1342 1342/1342 1342 ± 0.00002392 6.313 6.163/6.445 6.253 ± 0.3417
13 1342 1342/1342 1342 ± 0.00002348 6.731 6.632/6.901 6.688 ± 0.3593
14 1342 1342/1342 1342 ± 0.00002348 6.909 6.696/7.138 6.841 ± 0.3924
15 1342 1342/1342 1342 ± 0.00002348 6.639 6.353/6.775 6.528 ± 0.3923
16 1342 1342/1342 1342 ± 0.0000236 5.873 5.553/6.169 5.866 ± 0.3801
17 1342 1342/1342 1342 ± 0.00002348 5.845 5.634/6.147 5.855 ± 0.3498
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38609051.eb38659592.59110.93759270833_split_split.ms
Start time
2025-01-09 06:35:42.546
End
2025-01-09 07:09:00.076
Duration
0:33:17.530
Note, WebLog generation is not included in the time.

CASA logs for stage 8