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 5.57 5.372/5.902 5.677 ± 0.3794
ea02 1342 1342/1342 1342 ± 0 5.813 5.462/6.394 5.96 ± 0.5111
ea04 1342 1342/1342 1342 ± 0 5.53 5.212/6.016 5.649 ± 0.4967
ea05 1342 1342/1342 1342 ± 0 5.403 5.116/5.754 5.394 ± 0.3856
ea06 1342 1342/1342 1342 ± 0 4.917 4.799/5.241 4.999 ± 0.2766
ea07 1342 1342/1342 1342 ± 0 5.694 5.319/5.948 5.693 ± 0.4054
ea08 1342 1342/1342 1342 ± 0 5.715 5.37/6.184 5.79 ± 0.4472
ea09 1342 1342/1342 1342 ± 0 5.41 5.074/5.746 5.434 ± 0.4109
ea10 1342 1342/1342 1342 ± 0.00002466 5.301 5.054/5.995 5.435 ± 0.4373
ea11 1342 1342/1342 1342 ± 0 5.752 5.439/6.455 5.985 ± 0.6446
ea12 1342 1342/1342 1342 ± 0 5.688 5.411/6.002 5.769 ± 0.4214
ea13 1342 1342/1342 1342 ± 0 5.974 5.724/6.217 6.03 ± 0.4228
ea14 1342 1342/1342 1342 ± 0 5.353 5.124/5.94 5.496 ± 0.4537
ea15 1342 1342/1342 1342 ± 0 5.822 5.365/6.235 5.858 ± 0.5354
ea16 1342 1342/1342 1342 ± 0 5.626 5.4/5.965 5.712 ± 0.4166
ea17 1342 1342/1342 1342 ± 0.000006654 5.427 5.363/5.795 5.586 ± 0.3457
ea18 1342 1342/1342 1342 ± 0 4.729 4.547/4.982 4.783 ± 0.2992
ea19 1342 1342/1342 1342 ± 0 5.449 5.164/5.848 5.5 ± 0.3479
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.556 5.42/6.209 5.771 ± 0.4656
ea22 1342 1342/1342 1342 ± 0 4.998 4.874/5.501 5.117 ± 0.4356
ea23 1342 1342/1342 1342 ± 0 5.8 5.703/6.615 6.19 ± 0.6201
ea25 1342 1342/1342 1342 ± 0 5.611 5.42/6.156 5.817 ± 0.5029
ea26 1342 1342/1342 1342 ± 0 5.647 5.542/6.177 5.859 ± 0.4124
ea27 1342 1342/1342 1342 ± 0.00004027 5.301 5.211/5.807 5.476 ± 0.3993
ea28 1342 1342/1342 1342 ± 0.000001198 5.783 5.593/6.512 6.014 ± 0.5753
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 ± 0.00002435 5.447 5.319/5.581 5.418 ± 0.2667
3 1342 1342/1342 1342 ± 0.00002491 5.35 5.16/5.437 5.284 ± 0.3105
4 1342 1342/1342 1342 ± 0.00002829 5.272 4.967/5.472 5.24 ± 0.3588
5 1342 1342/1342 1342 ± 0.00002435 5.377 5.105/5.533 5.319 ± 0.3222
6 1342 1342/1342 1342 ± 0.00002435 5.242 5.118/5.463 5.246 ± 0.2774
7 1342 1342/1342 1342 ± 0.00002435 5.335 5.126/5.407 5.263 ± 0.2775
8 1342 1342/1342 1342 ± 0.00002435 5.301 5.054/5.445 5.211 ± 0.3143
9 1342 1342/1342 1342 ± 0.00002435 5.502 5.233/5.689 5.43 ± 0.3519
10 1342 1342/1342 1342 ± 0.00002435 5.782 5.546/6.072 5.776 ± 0.359
11 1342 1342/1342 1342 ± 0.00002435 5.929 5.829/6.217 5.96 ± 0.3592
12 1342 1342/1342 1342 ± 0.00002435 6.085 5.937/6.222 6.004 ± 0.5026
13 1342 1342/1342 1342 ± 0.00002435 6.419 6.152/6.649 6.388 ± 0.4526
14 1342 1342/1342 1342 ± 0.00002435 6.585 6.158/6.795 6.463 ± 0.4823
15 1342 1342/1342 1342 ± 0.00002435 6.084 5.702/6.272 5.99 ± 0.4239
16 1342 1342/1342 1342 ± 0.00003373 5.566 5.245/5.747 5.492 ± 0.3478
17 1342 1342/1342 1342 ± 0.0000382 5.443 5.234/5.677 5.442 ± 0.3555
statwtmode
VLASS-SE
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-03 08:55:54.434
End
2024-12-03 09:45:07.988
Duration
0:49:13.554
Note, WebLog generation is not included in the time.

CASA logs for stage 8