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

Statwt Summary Plot

VLASS2.1.sb38526435.eb38567732.59074.15649113426_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 5.674 5.2/5.92 5.609 ± 0.5285
ea02 1342 1342/1342 1342 ± 0.00001456 5.595 5.343/6.349 5.857 ± 0.6576
ea05 1342 1342/1342 1342 ± 0 5.847 5.247/6.376 5.787 ± 0.5887
ea06 1342 1342/1342 1342 ± 0 4.86 4.665/5.246 4.968 ± 0.3474
ea07 1342 1342/1342 1342 ± 0 5.935 5.304/6.05 5.866 ± 0.5653
ea08 1342 1342/1342 1342 ± 0.000006726 5.772 5.471/6.685 6.057 ± 0.6842
ea09 1342 1342/1342 1342 ± 0 5.047 4.831/5.77 5.231 ± 0.4794
ea10 1342 1342/1342 1342 ± 0 5.749 5.109/6.393 5.752 ± 0.6445
ea11 1342 1342/1342 1342 ± 0 5.898 5.303/6.316 5.911 ± 0.5916
ea12 1342 1342/1342 1342 ± 0 5.641 5.212/6.339 5.845 ± 0.6705
ea13 1342 1342/1342 1342 ± 0 5.924 5.649/6.296 6.041 ± 0.5207
ea14 1342 1342/1342 1342 ± 0 5.835 5.293/6.46 5.93 ± 0.7137
ea15 1342 1342/1342 1342 ± 0 5.731 5.148/6.387 5.804 ± 0.6934
ea16 1342 1342/1342 1342 ± 0 5.741 5.295/6.108 5.774 ± 0.5574
ea17 1342 1342/1342 1342 ± 0.00003781 5.85 5.497/6.379 6.015 ± 0.6288
ea18 1342 1342/1342 1342 ± 0 5.017 4.713/5.574 5.169 ± 0.5586
ea19 1342 1342/1342 1342 ± 0 5.881 5.483/6.532 6.061 ± 0.6332
ea20 1342 1342/1342 1342 ± 0 6.262 5.573/6.847 6.21 ± 0.6422
ea21 1342 1342/1342 1342 ± 0 5.845 5.293/6.202 5.792 ± 0.5734
ea22 1342 1342/1342 1342 ± 0 5.427 5.313/6.327 5.747 ± 0.6714
ea23 1342 1342/1342 1342 ± 0 6.073 5.375/6.395 6.015 ± 0.668
ea25 1342 1342/1342 1342 ± 0 5.671 5.19/6.171 5.689 ± 0.5701
ea26 1342 1342/1342 1342 ± 0 5.558 5.353/6.302 5.804 ± 0.5921
ea27 1342 1342/1342 1342 ± 0.00002422 5.489 5.244/6.35 5.721 ± 0.5849
ea28 1342 1342/1342 1342 ± 0.00002951 5.624 5.348/6.398 5.854 ± 0.6676
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 ± 0.00002392 5.253 5.079/5.406 5.221 ± 0.2606
3 1342 1342/1342 1342 ± 0.00002796 5.054 4.895/5.334 5.097 ± 0.2569
4 1342 1342/1342 1342 ± 0.0000251 5.172 5.079/5.35 5.14 ± 0.3087
5 1342 1342/1342 1342 ± 0.00002392 5.281 5.162/5.456 5.267 ± 0.2954
6 1342 1342/1342 1342 ± 0.00002392 5.219 5.142/5.35 5.211 ± 0.2578
7 1342 1342/1342 1342 ± 0.00002392 5.3 5.135/5.406 5.274 ± 0.2412
8 1342 1342/1342 1342 ± 0.00002392 5.291 5.087/5.459 5.252 ± 0.2665
9 1342 1342/1342 1342 ± 0.00002392 5.631 5.432/5.762 5.53 ± 0.3185
10 1342 1342/1342 1342 ± 0.00002392 6.014 5.852/6.118 5.93 ± 0.3126
11 1342 1342/1342 1342 ± 0.00002392 6.251 6.021/6.309 6.129 ± 0.329
12 1342 1342/1342 1342 ± 0.00002392 6.36 6.126/6.45 6.27 ± 0.3337
13 1342 1342/1342 1342 ± 0.00002392 6.743 6.621/6.922 6.701 ± 0.3588
14 1342 1342/1342 1342 ± 0.00002392 6.994 6.78/7.143 6.888 ± 0.4006
15 1342 1342/1342 1342 ± 0.00002392 6.632 6.456/6.843 6.562 ± 0.4096
16 1342 1342/1342 1342 ± 0.00003466 5.906 5.603/6.165 5.88 ± 0.4055
17 1342 1342/1342 1342 ± 0.00004079 5.909 5.512/6.193 5.847 ± 0.4145
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38526435.eb38567732.59074.15649113426_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-12 08:37:42.653
End
2024-12-12 09:40:03.219
Duration
1:02:20.566
Note, WebLog generation is not included in the time.

CASA logs for stage 8