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 5.479 5.045/5.962 5.531 ± 0.6546
ea02 1342 1342/1342 1342 ± 0 5.625 5.248/6.338 5.776 ± 0.7411
ea04 1342 1342/1342 1342 ± 0 5.253 4.917/5.866 5.459 ± 0.5816
ea05 1342 1342/1342 1342 ± 0 5.63 5.107/6.156 5.687 ± 0.6424
ea06 1342 1342/1342 1342 ± 0 4.918 4.597/5.391 4.995 ± 0.4536
ea07 1342 1342/1342 1342 ± 0 5.853 5.108/6.062 5.76 ± 0.6587
ea08 1342 1342/1342 1342 ± 0 5.718 5.367/6.579 5.94 ± 0.8125
ea09 1342 1342/1342 1342 ± 0 5.494 5.048/6.22 5.639 ± 0.7186
ea10 1342 1342/1342 1342 ± 0 5.855 5.132/6.497 5.767 ± 0.7887
ea11 1342 1342/1342 1342 ± 0 5.831 5.335/6.337 5.918 ± 0.583
ea12 1342 1342/1342 1342 ± 0 5.63 5.109/6.328 5.778 ± 0.7312
ea13 1342 1342/1342 1342 ± 0 6.097 5.56/6.461 6.075 ± 0.6546
ea14 1342 1342/1342 1342 ± 0 5.725 4.96/6.348 5.752 ± 0.764
ea15 1342 1342/1342 1342 ± 0 5.68 5.176/6.314 5.826 ± 0.7152
ea16 1342 1342/1342 1342 ± 0 5.988 5.399/6.652 6.063 ± 0.83
ea17 1342 1342/1342 1342 ± 0 5.839 5.3/6.436 5.891 ± 0.7707
ea18 1342 1342/1342 1342 ± 0 4.869 4.401/5.409 4.925 ± 0.6296
ea19 1342 1342/1342 1342 ± 0 5.879 5.32/6.628 6.036 ± 0.7524
ea20 1342 1342/1342 1342 ± 0 5.946 5.209/6.526 5.969 ± 0.7674
ea21 1342 1342/1342 1342 ± 0 5.627 5.12/6.196 5.691 ± 0.66
ea22 1342 1342/1342 1342 ± 0 5.415 5.007/6.293 5.643 ± 0.7507
ea23 1342 1342/1342 1342 ± 0 5.907 5.03/6.322 5.862 ± 0.7997
ea25 1342 1342/1342 1342 ± 0 5.389 4.955/6.035 5.533 ± 0.6535
ea26 1342 1342/1342 1342 ± 0 6.006 5.273/6.606 6.016 ± 0.8233
ea27 1342 1342/1342 1342 ± 0.00002497 5.446 4.922/6.233 5.55 ± 0.6914
ea28 1342 1342/1342 1342 ± 0.00002729 5.593 5.064/6.378 5.74 ± 0.7887
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 ± 0.00002373 4.889 4.76/5.07 4.906 ± 0.2362
3 1342 1342/1342 1342 ± 0.00002373 4.873 4.631/5.044 4.844 ± 0.2756
4 1342 1342/1342 1342 ± 0.00002373 4.948 4.837/5.101 4.926 ± 0.2668
5 1342 1342/1342 1342 ± 0.00002373 5.096 4.93/5.231 5.071 ± 0.272
6 1342 1342/1342 1342 ± 0.00002373 5.106 5.008/5.284 5.083 ± 0.3145
7 1342 1342/1342 1342 ± 0.00002373 5.191 5.142/5.359 5.209 ± 0.2347
8 1342 1342/1342 1342 ± 0.00002373 5.267 5.051/5.405 5.216 ± 0.2658
9 1342 1342/1342 1342 ± 0.00002373 5.515 5.393/5.77 5.504 ± 0.3079
10 1342 1342/1342 1342 ± 0.00002373 6.031 5.841/6.134 5.957 ± 0.3161
11 1342 1342/1342 1342 ± 0.00002373 6.263 6.074/6.351 6.172 ± 0.3276
12 1342 1342/1342 1342 ± 0.00002419 6.382 6.225/6.521 6.32 ± 0.3555
13 1342 1342/1342 1342 ± 0.00002373 6.815 6.705/6.997 6.773 ± 0.3723
14 1342 1342/1342 1342 ± 0.00002373 7.084 6.807/7.311 6.982 ± 0.4062
15 1342 1342/1342 1342 ± 0.00002373 6.768 6.524/6.908 6.649 ± 0.4103
16 1342 1342/1342 1342 ± 0.00003006 5.973 5.813/6.305 5.985 ± 0.3899
17 1342 1342/1342 1342 ± 0.00003206 5.921 5.728/6.221 5.944 ± 0.3682
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38609051.eb38659592.59110.93759270833_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-04-08 02:52:31.050
End
2025-04-08 03:24:30.965
Duration
0:31:59.915
Note, WebLog generation is not included in the time.

CASA logs for stage 8