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

Statwt Summary Plot

VLASS2.1.sb38504727.eb38659863.59113.352947384265_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 5.722 5.58/6.558 6.026 ± 0.6692
ea02 1342 1342/1342 1342 ± 0.00005128 5.766 5.281/6.573 5.969 ± 0.7703
ea04 1342 1342/1342 1342 ± 0.00003274 5.661 5.284/6.168 5.759 ± 0.5889
ea05 1342 1342/1342 1342 ± 0.00001223 5.716 5.153/6.566 5.878 ± 0.7118
ea06 1342 1342/1342 1342 ± 0.00003694 5.154 4.986/5.795 5.395 ± 0.49
ea07 1342 1342/1342 1342 ± 0.00003938 6.036 5.645/6.496 6.205 ± 0.6761
ea08 1342 1342/1342 1342 ± 0.00004246 5.962 5.561/6.917 6.251 ± 0.8247
ea09 1342 1342/1342 1342 ± 0.00003277 5.594 5.379/6.672 5.968 ± 0.7109
ea10 1342 1342/1342 1342 ± 0.00004247 6.155 5.694/7.075 6.31 ± 0.8292
ea11 1342 1342/1342 1342 ± 0.00004318 6.1 5.645/6.984 6.303 ± 0.8589
ea12 1342 1342/1342 1342 ± 0.0000386 6.093 5.701/6.733 6.192 ± 0.7619
ea13 1342 1342/1342 1342 ± 0.0000202 5.876 5.536/6.44 6.124 ± 0.6692
ea14 1342 1342/1342 1342 ± 0.00004116 5.461 5.205/6.37 5.816 ± 0.7161
ea15 1342 1342/1342 1342 ± 0.00002922 5.605 5.444/6.572 6.009 ± 0.7234
ea16 1342 1342/1342 1342 ± 0.00002239 5.793 5.414/6.912 6.15 ± 0.929
ea17 1342 1342/1342 1342 ± 0.00004287 6.161 5.894/7.426 6.483 ± 0.8664
ea18 1342 1342/1342 1342 ± 0.00004398 5.483 5.14/6.022 5.551 ± 0.5515
ea19 1342 1342/1342 1342 ± 0.00001304 5.906 5.774/6.862 6.215 ± 0.718
ea20 1342 1342/1342 1342 ± 0.0000412 6.243 5.978/7.241 6.493 ± 0.8126
ea21 1342 1342/1342 1342 ± 0.00003242 5.732 5.217/6.562 5.921 ± 0.7453
ea22 1342 1342/1342 1342 ± 0.00004419 5.305 5.115/6.601 5.768 ± 0.807
ea23 1342 1342/1342 1342 ± 0.00003216 5.818 5.546/6.601 6.115 ± 0.7522
ea25 1342 1342/1342 1342 ± 0.00003925 5.951 5.744/6.78 6.205 ± 0.7184
ea26 1342 1342/1342 1342 ± 0.00003155 5.944 5.839/6.954 6.26 ± 0.7254
ea27 1342 1342/1342 1342 ± 0.00004237 5.871 5.518/6.911 6.16 ± 0.729
ea28 1342 1342/1342 1342 ± 0.00004126 6.063 5.751/6.813 6.231 ± 0.7539
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 ± 0.00002353 5.683 5.376/5.873 5.622 ± 0.3615
5 1342 1342/1342 1342 ± 0.00004055 5.509 5.369/5.714 5.539 ± 0.2293
6 1342 1342/1342 1342 ± 0.00002398 5.57 5.39/5.814 5.568 ± 0.246
7 1342 1342/1342 1342 ± 0.00002353 5.556 5.381/5.772 5.569 ± 0.2872
8 1342 1342/1342 1342 ± 0.00002353 5.526 5.334/5.718 5.519 ± 0.3115
9 1342 1342/1342 1342 ± 0.00002438 5.78 5.483/5.945 5.721 ± 0.3043
10 1342 1342/1342 1342 ± 0.00002353 6.283 6.099/6.483 6.271 ± 0.3043
11 1342 1342/1342 1342 ± 0.00002353 6.512 6.355/6.737 6.521 ± 0.32
12 1342 1342/1342 1342 ± 0.00002398 6.691 6.468/6.91 6.668 ± 0.3563
13 1342 1342/1342 1342 ± 0.00002353 7.114 6.945/7.321 7.095 ± 0.3454
14 1342 1342/1342 1342 ± 0.00002353 7.338 7.072/7.497 7.263 ± 0.3728
15 1342 1342/1342 1342 ± 0.00002487 6.945 6.734/7.07 6.859 ± 0.3938
16 1342 1342/1342 1342 ± 0.00005436 4.996 4.908/5.083 4.991 ± 0.1366
17 1342 1342/1342 1342 ± 0.000057 5.158 5.01/5.282 5.149 ± 0.1925
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
output_dir
 
Start time
2025-01-07 02:10:39.354
End
2025-01-07 03:07:55.112
Duration
0:57:15.758
Note, WebLog generation is not included in the time.

CASA logs for stage 8