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 6.1 5.769/6.76 6.313 ± 0.6302
ea02 1342 1342/1342 1342 ± 0.00004514 6.371 6.025/7.103 6.562 ± 0.7109
ea04 1342 1342/1342 1342 ± 0.00001834 5.706 5.219/6.206 5.78 ± 0.603
ea05 1342 1342/1342 1342 ± 0.000008412 5.731 5.295/6.51 5.897 ± 0.6741
ea06 1342 1342/1342 1342 ± 0.00002579 5.336 4.797/5.548 5.254 ± 0.4569
ea07 1342 1342/1342 1342 ± 0.00004393 5.954 5.684/6.64 6.313 ± 0.7152
ea08 1342 1342/1342 1342 ± 0.00003755 6.224 5.945/7.481 6.76 ± 0.888
ea09 1342 1342/1342 1342 ± 0.00001255 6.06 5.622/6.803 6.216 ± 0.6727
ea10 1342 1342/1342 1342 ± 0.00004619 6.071 5.761/7.267 6.489 ± 0.7806
ea11 1342 1342/1342 1342 ± 0.00004408 5.95 5.557/7.014 6.393 ± 0.8286
ea12 1342 1342/1342 1342 ± 0.00002446 5.822 5.417/6.635 6.089 ± 0.7113
ea13 1342 1342/1342 1342 ± 0.000005026 6.518 5.996/7.065 6.455 ± 0.6236
ea14 1342 1342/1342 1342 ± 0.00003999 5.865 5.51/6.671 6.124 ± 0.7068
ea15 1342 1342/1342 1342 ± 0.00001713 6.057 5.272/6.545 6.086 ± 0.7661
ea16 1342 1342/1342 1342 ± 0.00001285 6.281 5.675/6.971 6.346 ± 0.8519
ea17 1342 1342/1342 1342 ± 0.00004515 6.253 6.014/7.457 6.71 ± 0.8061
ea18 1342 1342/1342 1342 ± 0.0000414 5.468 5.111/5.983 5.6 ± 0.5037
ea19 1342 1342/1342 1342 ± 0.00002039 6.019 5.667/6.827 6.264 ± 0.6858
ea20 1342 1342/1342 1342 ± 0.00002903 6.158 5.846/7.101 6.439 ± 0.7257
ea21 1342 1342/1342 1342 ± 0.00002587 5.631 5.441/6.477 6 ± 0.6447
ea22 1342 1342/1342 1342 ± 0.00002157 6.171 5.305/6.564 6.093 ± 0.7295
ea23 1342 1342/1342 1342 ± 0.00004284 5.917 5.712/6.903 6.359 ± 0.7808
ea25 1342 1342/1342 1342 ± 0.0000439 5.915 5.83/6.87 6.363 ± 0.7207
ea26 1342 1342/1342 1342 ± 0.00001015 6.439 5.83/7.2 6.555 ± 0.7209
ea27 1342 1342/1342 1342 ± 0.00004379 5.933 5.833/7.028 6.376 ± 0.7103
ea28 1342 1342/1342 1342 ± 0.00004399 6.179 5.927/7.212 6.596 ± 0.7689
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 ± 0.00002351 5.652 5.36/5.831 5.595 ± 0.3234
5 1342 1342/1342 1342 ± 0.0000376 5.977 5.896/6.282 5.986 ± 0.3086
6 1342 1342/1342 1342 ± 0.00002462 5.569 5.404/5.867 5.591 ± 0.3003
7 1342 1342/1342 1342 ± 0.00002413 5.635 5.428/5.846 5.613 ± 0.3019
8 1342 1342/1342 1342 ± 0.00002413 5.577 5.317/5.821 5.56 ± 0.3193
9 1342 1342/1342 1342 ± 0.00002993 5.68 5.301/5.898 5.625 ± 0.3465
10 1342 1342/1342 1342 ± 0.00002351 6.464 6.13/6.697 6.383 ± 0.4079
11 1342 1342/1342 1342 ± 0.00002351 6.613 6.518/6.931 6.627 ± 0.4294
12 1342 1342/1342 1342 ± 0.00002396 6.824 6.518/7.116 6.795 ± 0.4501
13 1342 1342/1342 1342 ± 0.00002351 7.36 7.086/7.576 7.295 ± 0.445
14 1342 1342/1342 1342 ± 0.00002351 7.536 7.33/7.812 7.482 ± 0.4895
15 1342 1342/1342 1342 ± 0.00002359 6.985 6.799/7.255 6.929 ± 0.4807
16 1342 1342/1342 1342 ± 0.00006052 5.686 5.475/5.876 5.661 ± 0.289
17 1342 1342/1342 1342 ± 0.000061 5.901 5.738/6.141 5.906 ± 0.3318
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-01-07 07:21:45.101
End
2025-01-07 08:27:30.177
Duration
1:05:45.076
Note, WebLog generation is not included in the time.

CASA logs for stage 8