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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 4.924 4.88/5.719 5.273 ± 0.5489
ea02 1342 1342/1342 1342 ± 0.00003996 5.323 4.971/6.223 5.596 ± 0.6919
ea05 1342 1342/1342 1342 ± 0.00001799 5.212 4.969/6.126 5.472 ± 0.6237
ea06 1342 1342/1342 1342 ± 0 4.79 4.629/5.317 4.949 ± 0.5091
ea07 1342 1342/1342 1342 ± 0.000002525 5.321 4.926/5.646 5.371 ± 0.5287
ea08 1342 1342/1342 1342 ± 0.00004178 5.633 5.158/6.402 5.83 ± 0.7301
ea09 1342 1342/1342 1342 ± 0.00002587 4.826 4.659/5.761 5.129 ± 0.5668
ea10 1342 1342/1342 1342 ± 0.00003308 5.188 4.861/6.177 5.481 ± 0.6768
ea11 1342 1342/1342 1342 ± 0.000003954 5.455 4.906/6.143 5.572 ± 0.6825
ea12 1342 1342/1342 1342 ± 0 5.208 4.975/6.118 5.473 ± 0.6945
ea13 1342 1342/1342 1342 ± 0.000002268 5.486 5.36/6.057 5.753 ± 0.5435
ea14 1342 1342/1342 1342 ± 0 5.437 5.173/6.221 5.673 ± 0.6483
ea15 1342 1342/1342 1342 ± 0 5.188 4.916/5.898 5.409 ± 0.6259
ea16 1342 1342/1342 1342 ± 0 4.987 4.874/5.188 4.973 ± 0.2035
ea17 1342 1342/1342 1342 ± 0.00004157 5.38 5.097/6.549 5.679 ± 0.6877
ea18 1342 1342/1342 1342 ± 0.000001816 4.735 4.458/5.461 4.89 ± 0.5473
ea19 1342 1342/1342 1342 ± 0 5.371 5.098/6.28 5.661 ± 0.6053
ea20 1342 1342/1342 1342 ± 0.000003122 5.583 5.226/6.524 5.761 ± 0.753
ea21 1342 1342/1342 1342 ± 0 5.115 5.017/5.989 5.454 ± 0.5865
ea22 1342 1342/1342 1342 ± 0.00003133 5.178 4.936/6.2 5.52 ± 0.6944
ea23 1342 1342/1342 1342 ± 0 5.31 5.161/6.232 5.696 ± 0.6912
ea25 1342 1342/1342 1342 ± 0 4.939 4.716/5.082 4.953 ± 0.2028
ea26 1342 1342/1342 1342 ± 0.00001131 5.231 5.108/6.234 5.577 ± 0.6331
ea27 1342 1342/1342 1342 ± 0.00004213 5.069 4.925/6.102 5.424 ± 0.6161
ea28 1342 1342/1342 1342 ± 0.00004189 5.239 5.034/6.162 5.562 ± 0.6892
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 ± 0.00002409 5.089 4.916/5.251 5.104 ± 0.2353
4 1342 1342/1342 1342 ± 0.00002785 4.807 4.667/4.868 4.761 ± 0.2513
5 1342 1342/1342 1342 ± 0.00002409 4.979 4.885/5.086 4.98 ± 0.2488
6 1342 1342/1342 1342 ± 0.00002409 4.961 4.907/5.067 4.963 ± 0.2132
7 1342 1342/1342 1342 ± 0.00002409 5.003 4.88/5.102 4.999 ± 0.1957
8 1342 1342/1342 1342 ± 0.00002409 5.036 4.811/5.143 4.999 ± 0.2322
9 1342 1342/1342 1342 ± 0.00002409 5.291 5.18/5.487 5.275 ± 0.2696
10 1342 1342/1342 1342 ± 0.00002507 5.7 5.472/5.839 5.664 ± 0.2823
11 1342 1342/1342 1342 ± 0.00002507 6.033 5.846/6.08 5.914 ± 0.2967
12 1342 1342/1342 1342 ± 0.00002507 6.165 5.906/6.233 6.076 ± 0.2929
13 1342 1342/1342 1342 ± 0.00002507 6.492 6.287/6.693 6.466 ± 0.3135
14 1342 1342/1342 1342 ± 0.00002507 6.71 6.474/6.85 6.621 ± 0.3304
15 1342 1342/1342 1342 ± 0.00002507 6.404 6.162/6.576 6.322 ± 0.3742
16 1342 1342/1342 1342 ± 0.00005684 5.032 4.762/5.209 4.967 ± 0.3241
17 1342 1342/1342 1342 ± 0.00005747 4.922 4.756/5.244 4.972 ± 0.3318
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-07 13:59:06.052
End
2024-11-07 14:44:50.154
Duration
0:45:44.102
Note, WebLog generation is not included in the time.

CASA logs for stage 8