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

Statwt Summary Plot

VLASS2.1.sb38613115.eb38659596.59111.15011048611_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 5.789 5.183/6.042 5.689 ± 0.5754
ea02 1342 1342/1342 1342 ± 0 5.788 5.367/6.494 5.966 ± 0.6294
ea04 1342 1342/1342 1342 ± 0 5.499 4.986/6.037 5.596 ± 0.5961
ea05 1342 1342/1342 1342 ± 0 5.933 5.257/6.453 5.83 ± 0.6331
ea06 1342 1342/1342 1342 ± 0 4.836 4.587/5.208 4.901 ± 0.3674
ea07 1342 1342/1342 1342 ± 0 6.081 5.353/6.187 5.981 ± 0.6035
ea08 1342 1342/1342 1342 ± 0 5.967 5.634/6.709 6.199 ± 0.6692
ea09 1342 1342/1342 1342 ± 0 5.728 5.127/6.424 5.779 ± 0.6445
ea10 1342 1342/1342 1342 ± 0 5.951 5.206/6.602 5.918 ± 0.7151
ea11 1342 1342/1342 1342 ± 0 6.08 5.157/6.463 5.924 ± 0.7552
ea12 1342 1342/1342 1342 ± 0 5.867 5.238/6.449 5.931 ± 0.7001
ea13 1342 1342/1342 1342 ± 0 6.357 5.741/6.406 6.217 ± 0.5252
ea14 1342 1342/1342 1342 ± 0 5.909 5.161/6.381 5.845 ± 0.7106
ea15 1342 1342/1342 1342 ± 0 5.824 5.23/6.353 5.882 ± 0.7098
ea16 1342 1342/1342 1342 ± 0 6.146 5.512/6.7 6.205 ± 0.7475
ea17 1342 1342/1342 1342 ± 0 5.941 5.439/6.796 6.025 ± 0.6686
ea18 1342 1342/1342 1342 ± 0 5.045 4.66/5.495 5.095 ± 0.5615
ea19 1342 1342/1342 1342 ± 0 6.168 5.483/6.695 6.156 ± 0.7155
ea20 1342 1342/1342 1342 ± 0 6.251 5.592/6.72 6.19 ± 0.6571
ea21 1342 1342/1342 1342 ± 0 5.859 5.309/6.303 5.844 ± 0.6043
ea22 1342 1342/1342 1342 ± 0 5.372 5.079/6.181 5.638 ± 0.6432
ea23 1342 1342/1342 1342 ± 0 6.125 5.42/6.539 6.106 ± 0.7156
ea25 1342 1342/1342 1342 ± 0 5.581 5.204/6.273 5.718 ± 0.6112
ea26 1342 1342/1342 1342 ± 0 6.191 5.512/6.855 6.183 ± 0.666
ea27 1342 1342/1342 1342 ± 0 5.611 5.184/6.322 5.726 ± 0.6271
ea28 1342 1342/1342 1342 ± 0.00001574 5.923 5.38/6.504 5.963 ± 0.6798
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 5.231 5.051/5.444 5.219 ± 0.2577
4 1342 1342/1342 1342 ± 0.00002568 5.069 4.931/5.259 5.073 ± 0.3072
5 1342 1342/1342 1342 ± 0.00002348 5.263 5.038/5.426 5.253 ± 0.3085
6 1342 1342/1342 1342 ± 0.00002348 5.221 5.044/5.32 5.193 ± 0.3253
7 1342 1342/1342 1342 ± 0.00002348 5.257 5.169/5.438 5.273 ± 0.265
8 1342 1342/1342 1342 ± 0.00002348 5.318 5.103/5.465 5.262 ± 0.2894
9 1342 1342/1342 1342 ± 0.00002348 5.59 5.408/5.808 5.545 ± 0.3293
10 1342 1342/1342 1342 ± 0.00002348 6.029 5.855/6.168 5.974 ± 0.3263
11 1342 1342/1342 1342 ± 0.00002348 6.268 6.074/6.411 6.192 ± 0.3434
12 1342 1342/1342 1342 ± 0.00002348 6.41 6.22/6.554 6.3 ± 0.4477
13 1342 1342/1342 1342 ± 0.00002348 6.885 6.78/7.085 6.824 ± 0.3915
14 1342 1342/1342 1342 ± 0.00002348 7.123 6.87/7.296 7.009 ± 0.437
15 1342 1342/1342 1342 ± 0.00002348 6.747 6.552/6.957 6.662 ± 0.4263
16 1342 1342/1342 1342 ± 0.00002395 6.062 5.949/6.295 6.036 ± 0.3843
17 1342 1342/1342 1342 ± 0.00002571 6.033 5.852/6.292 6.021 ± 0.3733
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38613115.eb38659596.59111.15011048611_split_split.ms
overwrite_modelcol
False
Start time
2024-12-31 09:26:25.670
End
2024-12-31 10:40:09.583
Duration
1:13:43.913
Note, WebLog generation is not included in the time.

CASA logs for stage 8