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

Statwt Summary Plot

VLASS2.1.sb38598618.eb38624961.59090.97292246528_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 5.349 4.994/5.798 5.441 ± 0.5184
ea02 1342 1342/1342 1342 ± 0 5.61 5.129/6.175 5.681 ± 0.6257
ea04 1342 1342/1342 1342 ± 0.000004848 5.11 4.787/5.843 5.338 ± 0.5741
ea05 1342 1342/1342 1342 ± 0 5.491 5.003/6.024 5.572 ± 0.6064
ea06 1342 1342/1342 1342 ± 0 4.761 4.491/5.175 4.844 ± 0.4042
ea07 1342 1342/1342 1342 ± 0 5.6 5.201/5.945 5.68 ± 0.5528
ea08 1342 1342/1342 1342 ± 0 5.633 5.215/6.374 5.822 ± 0.6488
ea09 1342 1342/1342 1342 ± 0 5.526 5.038/6.206 5.632 ± 0.6278
ea10 1342 1342/1342 1342 ± 0.00000455 5.645 5.03/6.282 5.65 ± 0.6571
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.421 5.007/6.115 5.63 ± 0.6538
ea13 1342 1342/1342 1342 ± 0 5.799 5.378/6.11 5.841 ± 0.5116
ea14 1342 1342/1342 1342 ± 0 5.536 4.961/6.09 5.575 ± 0.6259
ea15 1342 1342/1342 1342 ± 0 5.246 4.759/5.875 5.373 ± 0.6797
ea16 1342 1342/1342 1342 ± 0 5.84 5.322/6.367 5.9 ± 0.7171
ea17 1342 1342/1342 1342 ± 0 5.603 5.182/6.138 5.744 ± 0.6154
ea18 1342 1342/1342 1342 ± 0 4.782 4.463/5.361 4.915 ± 0.5301
ea19 1342 1342/1342 1342 ± 0 5.575 5.165/6.196 5.723 ± 0.5988
ea20 1342 1342/1342 1342 ± 0 5.775 5.299/6.42 5.891 ± 0.6611
ea21 1342 1342/1342 1342 ± 0 5.432 5.074/6.026 5.561 ± 0.5783
ea22 1342 1342/1342 1342 ± 0 5.496 5.051/6.128 5.591 ± 0.6413
ea23 1342 1342/1342 1342 ± 0 5.71 5.164/6.174 5.779 ± 0.6694
ea25 1342 1342/1342 1342 ± 0 5.412 4.901/5.896 5.412 ± 0.5851
ea26 1342 1342/1342 1342 ± 0 5.794 5.356/6.454 5.886 ± 0.6578
ea27 1342 1342/1342 1342 ± 0.00002666 5.349 4.966/6.078 5.5 ± 0.575
ea28 1342 1342/1342 1342 ± 0 5.448 5.112/6.211 5.632 ± 0.6215
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 ± 0.00002446 4.961 4.856/5.221 4.992 ± 0.2331
3 1342 1342/1342 1342 ± 0.00002446 4.913 4.786/5.107 4.914 ± 0.236
4 1342 1342/1342 1342 ± 0.000025 5.068 4.858/5.219 5.006 ± 0.3096
5 1342 1342/1342 1342 ± 0.00002446 5.094 4.889/5.167 5.032 ± 0.298
6 1342 1342/1342 1342 ± 0.00002446 5.066 4.873/5.234 5.026 ± 0.2767
7 1342 1342/1342 1342 ± 0.00002446 5.033 4.94/5.204 5.054 ± 0.2325
8 1342 1342/1342 1342 ± 0.00002446 5.104 4.872/5.197 5.034 ± 0.2629
9 1342 1342/1342 1342 ± 0.00002446 5.357 5.22/5.573 5.333 ± 0.2909
10 1342 1342/1342 1342 ± 0.00002446 5.759 5.652/5.97 5.757 ± 0.306
11 1342 1342/1342 1342 ± 0.00002446 6.067 5.865/6.126 5.971 ± 0.3155
12 1342 1342/1342 1342 ± 0.00002446 6.203 6.011/6.342 6.132 ± 0.3344
13 1342 1342/1342 1342 ± 0.00002446 6.559 6.447/6.728 6.533 ± 0.3426
14 1342 1342/1342 1342 ± 0.00002446 6.791 6.538/6.873 6.689 ± 0.3841
15 1342 1342/1342 1342 ± 0.00002446 6.381 6.194/6.528 6.305 ± 0.3471
16 1342 1342/1342 1342 ± 0.00003166 5.756 5.638/5.99 5.76 ± 0.2956
17 1342 1342/1342 1342 ± 0.00002551 5.792 5.679/5.987 5.775 ± 0.2942
vis
VLASS2.1.sb38598618.eb38624961.59090.97292246528_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-12-31 06:09:24.955
End
2024-12-31 06:59:23.326
Duration
0:49:58.371
Note, WebLog generation is not included in the time.

CASA logs for stage 8