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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.352 5.288/5.996 5.557 ± 0.6832
ea02 1342 1342/1342 1342 ± 0.00004233 5.89 5.339/6.745 5.816 ± 1.061
ea04 1342 1342/1342 1342 ± 0.00001043 5.355 5.014/5.984 5.376 ± 0.8546
ea05 1342 1342/1342 1342 ± 0.000002639 5.509 5.038/6.315 5.588 ± 0.7867
ea06 1342 1342/1342 1342 ± 0.00001347 4.928 4.614/5.353 4.799 ± 0.7295
ea07 1342 1342/1342 1342 ± 0.00003503 5.922 5.478/6.283 5.826 ± 0.7523
ea08 1342 1342/1342 1342 ± 0.00003474 5.966 5.643/6.879 6.109 ± 0.8949
ea09 1342 1342/1342 1342 ± 0.00003096 5.735 5.094/6.511 5.653 ± 0.8418
ea10 1342 1342/1342 1342 ± 0.00003581 5.922 5.329/6.653 5.853 ± 0.8388
ea11 1342 1342/1342 1342 ± 0.0000427 5.75 5.117/6.538 5.619 ± 0.9725
ea12 1342 1342/1342 1342 ± 0.0000196 5.615 5.329/6.581 5.695 ± 1.077
ea13 1342 1342/1342 1342 ± 0.00001889 6.072 5.654/6.497 6.032 ± 0.8363
ea14 1342 1342/1342 1342 ± 0.00001679 5.514 5.087/6.375 5.546 ± 0.8252
ea15 1342 1342/1342 1342 ± 0.000005432 5.348 5.134/6.296 5.545 ± 0.9541
ea16 1342 1342/1342 1342 ± 0.0000189 5.888 5.452/6.803 5.895 ± 0.9654
ea17 1342 1342/1342 1342 ± 0.00003609 5.9 5.549/6.686 5.973 ± 0.864
ea18 1342 1342/1342 1342 ± 0.00002974 5.079 4.731/5.747 5.114 ± 0.6525
ea19 1342 1342/1342 1342 ± 0.000009849 5.849 5.493/6.837 5.937 ± 0.8567
ea20 1342 1342/1342 1342 ± 0.00003278 5.853 5.583/6.906 5.982 ± 1.149
ea21 1342 1342/1342 1342 ± 0.00001114 5.56 5.355/6.272 5.581 ± 0.791
ea22 1342 1342/1342 1342 ± 0.00002165 5.373 5.205/6.46 5.674 ± 0.7864
ea23 1342 1342/1342 1342 ± 0.0000316 5.846 5.487/6.403 5.743 ± 0.8647
ea25 1342 1342/1342 1342 ± 0.00003469 5.535 5.244/6.3 5.601 ± 0.7583
ea26 1342 1342/1342 1342 ± 0.00002157 5.905 5.625/6.973 6.087 ± 0.8946
ea27 1342 1342/1342 1342 ± 0.00003666 5.574 5.385/6.467 5.688 ± 0.8095
ea28 1342 1342/1342 1342 ± 0.00004317 5.697 5.389/6.508 5.743 ± 0.9084
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 ± 0.00002361 5.482 5.309/5.728 5.502 ± 0.2742
5 1342 1342/1342 1342 ± 0.00002529 5.346 5.092/5.504 5.324 ± 0.2685
6 1342 1342/1342 1342 ± 0.00002361 5.353 5.117/5.509 5.299 ± 0.2869
7 1342 1342/1342 1342 ± 0.00002361 5.362 5.175/5.529 5.345 ± 0.2766
8 1342 1342/1342 1342 ± 0.00002361 5.333 5.145/5.483 5.301 ± 0.2975
9 1342 1342/1342 1342 ± 0.00002436 5.635 5.428/5.893 5.603 ± 0.2992
10 1342 1342/1342 1342 ± 0.00002361 6.084 5.853/6.258 6.041 ± 0.336
11 1342 1342/1342 1342 ± 0.00002361 6.393 6.234/6.52 6.326 ± 0.3433
12 1342 1342/1342 1342 ± 0.00002361 6.57 6.375/6.763 6.53 ± 0.3704
13 1342 1342/1342 1342 ± 0.00002361 6.793 6.606/7.003 6.775 ± 0.3877
14 1342 1342/1342 1342 ± 0.00002785 6.569 6.207/6.955 6.571 ± 0.5133
15 1342 1342/1342 1342 ± 0.00002391 6.695 6.428/6.959 6.631 ± 0.4836
16 1342 1342/1342 1342 ± 0.00006067 3.901 3.722/4.15 3.946 ± 0.3372
17 1342 1342/1342 1342 ± 0.00006095 3.99 3.827/4.187 4.008 ± 0.3292
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
overwrite_modelcol
False
Start time
2024-11-01 18:57:45.436
End
2024-11-01 19:46:57.677
Duration
0:49:12.242
Note, WebLog generation is not included in the time.

CASA logs for stage 8