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

Statwt Summary Plot

VLASS2.1.sb38528342.eb38565674.59072.03519471065_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 5.554 5.268/5.966 5.673 ± 0.4882
ea02 1342 1342/1342 1342 ± 0.000005685 5.894 5.339/6.366 5.93 ± 0.6014
ea05 1342 1342/1342 1342 ± 0 5.76 5.305/6.126 5.77 ± 0.5562
ea06 1342 1342/1342 1342 ± 0 5.019 4.771/5.316 5.064 ± 0.3451
ea07 1342 1342/1342 1342 ± 0 5.623 5.342/5.836 5.671 ± 0.4304
ea08 1342 1342/1342 1342 ± 0 5.922 5.524/6.499 6.053 ± 0.5826
ea09 1342 1342/1342 1342 ± 0 5.209 4.795/5.706 5.256 ± 0.4713
ea10 1342 1342/1342 1342 ± 0.000003209 5.541 5.203/6.297 5.742 ± 0.6066
ea11 1342 1342/1342 1342 ± 0 5.827 5.252/6.274 5.846 ± 0.5609
ea12 1342 1342/1342 1342 ± 0 5.682 5.275/6.235 5.826 ± 0.5972
ea13 1342 1342/1342 1342 ± 0 5.898 5.494/6.331 5.92 ± 0.4975
ea14 1342 1342/1342 1342 ± 0 5.7 5.342/6.339 5.879 ± 0.6063
ea15 1342 1342/1342 1342 ± 0 5.479 5.102/6.193 5.697 ± 0.6531
ea16 1342 1342/1342 1342 ± 0 5.175 5.092/5.346 5.163 ± 0.2131
ea17 1342 1342/1342 1342 ± 0.00001184 5.915 5.637/6.306 6.045 ± 0.539
ea18 1342 1342/1342 1342 ± 0 5.081 4.763/5.591 5.176 ± 0.4958
ea19 1342 1342/1342 1342 ± 0 5.993 5.585/6.587 6.123 ± 0.5843
ea20 1342 1342/1342 1342 ± 0 6.008 5.616/6.566 6.12 ± 0.5811
ea21 1342 1342/1342 1342 ± 0 5.561 5.331/6.135 5.761 ± 0.5118
ea22 1342 1342/1342 1342 ± 0 5.705 5.282/6.276 5.785 ± 0.6065
ea23 1342 1342/1342 1342 ± 0 5.723 5.497/6.284 5.973 ± 0.5961
ea25 1342 1342/1342 1342 ± 0 5.299 5.207/5.49 5.316 ± 0.1758
ea26 1342 1342/1342 1342 ± 0 5.705 5.321/6.212 5.796 ± 0.5331
ea27 1342 1342/1342 1342 ± 0.00003072 5.526 5.233/6.146 5.649 ± 0.505
ea28 1342 1342/1342 1342 ± 0.00000738 5.708 5.345/6.284 5.832 ± 0.5828
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 ± 0.00002419 5.499 5.238/5.659 5.44 ± 0.3155
3 1342 1342/1342 1342 ± 0.00002424 5.196 5.017/5.498 5.24 ± 0.2892
4 1342 1342/1342 1342 ± 0.00002419 5.293 5.142/5.444 5.265 ± 0.2978
5 1342 1342/1342 1342 ± 0.00002419 5.381 5.224/5.501 5.331 ± 0.2908
6 1342 1342/1342 1342 ± 0.00002419 5.309 5.139/5.4 5.249 ± 0.2328
7 1342 1342/1342 1342 ± 0.00002419 5.261 5.193/5.376 5.262 ± 0.21
8 1342 1342/1342 1342 ± 0.00002419 5.301 5.023/5.4 5.214 ± 0.2646
9 1342 1342/1342 1342 ± 0.00002419 5.513 5.373/5.72 5.475 ± 0.317
10 1342 1342/1342 1342 ± 0.00002518 5.967 5.697/6.085 5.878 ± 0.3207
11 1342 1342/1342 1342 ± 0.00002518 6.147 5.982/6.287 6.071 ± 0.3274
12 1342 1342/1342 1342 ± 0.00002518 6.277 6.061/6.448 6.228 ± 0.3427
13 1342 1342/1342 1342 ± 0.00002518 6.719 6.469/6.872 6.656 ± 0.3562
14 1342 1342/1342 1342 ± 0.00002518 6.881 6.679/7.078 6.821 ± 0.395
15 1342 1342/1342 1342 ± 0.00002518 6.52 6.327/6.659 6.4 ± 0.3656
16 1342 1342/1342 1342 ± 0.00003284 5.879 5.521/6.08 5.849 ± 0.3467
17 1342 1342/1342 1342 ± 0.00003083 5.897 5.579/6.173 5.855 ± 0.3467
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38528342.eb38565674.59072.03519471065_split_split.ms
Start time
2025-01-25 03:00:13.468
End
2025-01-25 03:31:22.142
Duration
0:31:08.673
Note, WebLog generation is not included in the time.

CASA logs for stage 8