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

Statwt Summary Plot

VLASS2.1.sb38469526.eb38577573.59079.23044392361_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 5.594 5.305/6.306 5.808 ± 0.629
ea02 1342 1342/1342 1342 ± 0.0000385 6.024 5.539/6.805 6.222 ± 0.7264
ea04 1342 1342/1342 1342 ± 0.00001328 5.451 5.013/5.926 5.484 ± 0.5869
ea05 1342 1342/1342 1342 ± 0 5.817 5.257/6.461 5.827 ± 0.6584
ea06 1342 1342/1342 1342 ± 0.00002339 4.993 4.472/5.252 4.898 ± 0.4377
ea07 1342 1342/1342 1342 ± 0.00004417 5.985 5.463/6.511 6.018 ± 0.7871
ea08 1342 1342/1342 1342 ± 0.00003668 6.267 5.655/7.058 6.368 ± 0.864
ea09 1342 1342/1342 1342 ± 0 5.581 5.342/6.565 5.899 ± 0.6593
ea10 1342 1342/1342 1342 ± 0.00004417 5.625 5.185/6.526 5.822 ± 0.7344
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002501 5.778 5.316/6.569 5.893 ± 0.7583
ea13 1342 1342/1342 1342 ± 0 6.249 5.679/6.473 6.22 ± 0.6048
ea14 1342 1342/1342 1342 ± 0.00002338 5.726 5.408/6.653 6.008 ± 0.7764
ea15 1342 1342/1342 1342 ± 0.000005093 5.179 5.018/6.042 5.558 ± 0.6637
ea16 1342 1342/1342 1342 ± 0 6.194 5.555/6.752 6.166 ± 0.8125
ea17 1342 1342/1342 1342 ± 0.00004417 6.094 5.85/6.989 6.33 ± 0.8315
ea18 1342 1342/1342 1342 ± 0.00004183 5.054 4.823/5.841 5.3 ± 0.6005
ea19 1342 1342/1342 1342 ± 0.00001 5.89 5.548/6.715 6.097 ± 0.7156
ea20 1342 1342/1342 1342 ± 0.00003041 6.153 5.79/6.853 6.218 ± 0.8272
ea21 1342 1342/1342 1342 ± 0.000007307 5.815 5.314/6.377 5.85 ± 0.6832
ea22 1342 1342/1342 1342 ± 0.000004931 5.732 5.385/6.43 5.907 ± 0.6505
ea23 1342 1342/1342 1342 ± 0.00004337 5.888 5.479/6.831 6.157 ± 0.8713
ea25 1342 1342/1342 1342 ± 0.00004417 5.749 5.427/6.339 5.91 ± 0.7452
ea26 1342 1342/1342 1342 ± 0 5.902 5.606/6.601 6.083 ± 0.5725
ea27 1342 1342/1342 1342 ± 0.00004417 5.648 5.337/6.617 5.97 ± 0.7452
ea28 1342 1342/1342 1342 ± 0.00004333 5.759 5.6/6.781 6.127 ± 0.8125
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 ± 0.00002726 5.402 5.079/5.651 5.369 ± 0.3156
5 1342 1342/1342 1342 ± 0.00002439 5.797 5.516/5.975 5.747 ± 0.367
6 1342 1342/1342 1342 ± 0.00002392 5.468 5.27/5.615 5.423 ± 0.3045
7 1342 1342/1342 1342 ± 0.00002392 5.485 5.24/5.665 5.42 ± 0.3019
8 1342 1342/1342 1342 ± 0.00002392 5.5 5.147/5.602 5.389 ± 0.3269
9 1342 1342/1342 1342 ± 0.000024 5.625 5.329/5.837 5.543 ± 0.3689
10 1342 1342/1342 1342 ± 0.00002392 6.202 5.946/6.305 6.091 ± 0.3657
11 1342 1342/1342 1342 ± 0.00002392 6.351 6.221/6.615 6.348 ± 0.3783
12 1342 1342/1342 1342 ± 0.00002392 6.573 6.466/6.781 6.537 ± 0.4049
13 1342 1342/1342 1342 ± 0.00002392 6.99 6.875/7.237 6.981 ± 0.4359
14 1342 1342/1342 1342 ± 0.00002392 7.178 6.93/7.448 7.143 ± 0.4755
15 1342 1342/1342 1342 ± 0.00002392 6.596 6.367/6.902 6.56 ± 0.5015
16 1342 1342/1342 1342 ± 0.00006101 4.834 4.661/5.064 4.877 ± 0.3128
17 1342 1342/1342 1342 ± 0.00005987 5.123 4.984/5.331 5.18 ± 0.3614
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
Start time
2024-12-12 20:58:35.481
End
2024-12-12 21:53:52.055
Duration
0:55:16.574
Note, WebLog generation is not included in the time.

CASA logs for stage 8