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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.647 5.314/5.853 5.655 ± 0.404
ea02 1342 1342/1342 1342 ± 0 5.802 5.414/6.344 5.926 ± 0.517
ea04 1342 1342/1342 1342 ± 0 5.55 5.226/6.01 5.649 ± 0.4939
ea05 1342 1342/1342 1342 ± 0 5.383 5.083/5.665 5.372 ± 0.3875
ea06 1342 1342/1342 1342 ± 0 4.918 4.772/5.244 4.977 ± 0.2869
ea07 1342 1342/1342 1342 ± 0.000001163 5.629 5.266/5.932 5.652 ± 0.419
ea08 1342 1342/1342 1342 ± 0.000001198 5.676 5.315/6.137 5.747 ± 0.4594
ea09 1342 1342/1342 1342 ± 0 5.341 5.042/5.725 5.387 ± 0.4125
ea10 1342 1342/1342 1342 ± 0.000004121 5.295 5.006/5.942 5.405 ± 0.45
ea11 1342 1342/1342 1342 ± 0 6.095 5.416/6.613 6.059 ± 0.6731
ea12 1342 1342/1342 1342 ± 0.000001182 5.637 5.378/6.002 5.73 ± 0.4125
ea13 1342 1342/1342 1342 ± 0 5.978 5.684/6.175 5.985 ± 0.4213
ea14 1342 1342/1342 1342 ± 0 5.358 5.069/5.914 5.472 ± 0.4703
ea15 1342 1342/1342 1342 ± 0 5.795 5.34/6.209 5.815 ± 0.5303
ea16 1342 1342/1342 1342 ± 0 5.574 5.345/5.919 5.666 ± 0.4229
ea17 1342 1342/1342 1342 ± 0.000001643 5.397 5.347/5.795 5.564 ± 0.3501
ea18 1342 1342/1342 1342 ± 0.000001182 4.726 4.517/4.947 4.753 ± 0.2909
ea19 1342 1342/1342 1342 ± 0 5.461 5.136/5.811 5.483 ± 0.3544
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.56 5.384/6.175 5.746 ± 0.4748
ea22 1342 1342/1342 1342 ± 0 4.984 4.799/5.488 5.093 ± 0.4483
ea23 1342 1342/1342 1342 ± 0.000001257 5.944 5.671/6.706 6.193 ± 0.621
ea25 1342 1342/1342 1342 ± 0 5.609 5.417/6.136 5.798 ± 0.5079
ea26 1342 1342/1342 1342 ± 0 5.616 5.459/6.2 5.81 ± 0.4314
ea27 1342 1342/1342 1342 ± 0.00003989 5.305 5.159/5.901 5.447 ± 0.4064
ea28 1342 1342/1342 1342 ± 0.000001197 5.755 5.57/6.486 6.008 ± 0.5691
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 ± 0.00002456 5.415 5.296/5.552 5.393 ± 0.26
3 1342 1342/1342 1342 ± 0.00002459 5.286 5.09/5.387 5.222 ± 0.2894
4 1342 1342/1342 1342 ± 0.00002984 5.186 4.903/5.39 5.154 ± 0.3312
5 1342 1342/1342 1342 ± 0.00002456 5.351 5.064/5.478 5.284 ± 0.3138
6 1342 1342/1342 1342 ± 0.00002456 5.181 5.075/5.384 5.197 ± 0.2682
7 1342 1342/1342 1342 ± 0.00002456 5.333 5.098/5.378 5.234 ± 0.2718
8 1342 1342/1342 1342 ± 0.00002456 5.267 5.02/5.399 5.179 ± 0.3062
9 1342 1342/1342 1342 ± 0.00002456 5.475 5.224/5.646 5.401 ± 0.3437
10 1342 1342/1342 1342 ± 0.00002456 5.77 5.529/6.046 5.748 ± 0.3482
11 1342 1342/1342 1342 ± 0.00002456 5.91 5.789/6.175 5.93 ± 0.353
12 1342 1342/1342 1342 ± 0.00002456 6.043 5.92/6.186 5.969 ± 0.5039
13 1342 1342/1342 1342 ± 0.00002456 6.37 6.11/6.584 6.347 ± 0.4456
14 1342 1342/1342 1342 ± 0.00002456 6.566 6.148/6.765 6.448 ± 0.4772
15 1342 1342/1342 1342 ± 0.00002514 6.076 5.734/6.256 6 ± 0.433
16 1342 1342/1342 1342 ± 0.0000336 5.559 5.225/5.791 5.477 ± 0.3683
17 1342 1342/1342 1342 ± 0.0000335 5.405 5.202/5.672 5.423 ± 0.3711
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
Start time
2024-12-03 08:55:00.877
End
2024-12-03 09:43:37.154
Duration
0:48:36.277
Note, WebLog generation is not included in the time.

CASA logs for stage 8