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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.489 5.221/5.944 5.632 ± 0.5228
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.546 5.146/6.02 5.653 ± 0.5295
ea05 1342 1342/1342 1342 ± 0 5.619 5.328/6.245 5.797 ± 0.5675
ea06 1342 1342/1342 1342 ± 0 4.989 4.775/5.362 5.068 ± 0.363
ea07 1342 1342/1342 1342 ± 0 5.788 5.432/6.23 5.959 ± 0.548
ea08 1342 1342/1342 1342 ± 0 5.752 5.481/6.546 5.979 ± 0.693
ea09 1342 1342/1342 1342 ± 0 5.639 5.191/6.367 5.739 ± 0.6159
ea10 1342 1342/1342 1342 ± 0 5.659 5.302/6.569 5.872 ± 0.6773
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.801 5.404/6.249 5.915 ± 0.5845
ea13 1342 1342/1342 1342 ± 0 6.038 5.731/6.325 6.089 ± 0.4869
ea14 1342 1342/1342 1342 ± 0 5.779 5.242/6.363 5.818 ± 0.6459
ea15 1342 1342/1342 1342 ± 0 5.785 5.173/6.209 5.75 ± 0.6463
ea16 1342 1342/1342 1342 ± 0 6.14 5.699/6.597 6.216 ± 0.7079
ea17 1342 1342/1342 1342 ± 0.00001151 5.933 5.544/6.393 6.024 ± 0.6322
ea18 1342 1342/1342 1342 ± 0 5.054 4.795/5.468 5.134 ± 0.4902
ea19 1342 1342/1342 1342 ± 0 5.982 5.566/6.58 6.117 ± 0.6215
ea20 1342 1342/1342 1342 ± 0 6.151 5.827/6.767 6.252 ± 0.6619
ea21 1342 1342/1342 1342 ± 0 5.625 5.346/6.279 5.815 ± 0.5419
ea22 1342 1342/1342 1342 ± 0 5.71 5.175/6.322 5.714 ± 0.6251
ea23 1342 1342/1342 1342 ± 0 5.933 5.523/6.593 6.077 ± 0.6597
ea25 1342 1342/1342 1342 ± 0.000002323 5.551 5.237/6.053 5.647 ± 0.5723
ea26 1342 1342/1342 1342 ± 0 6.028 5.633/6.721 6.112 ± 0.6381
ea27 1342 1342/1342 1342 ± 0.00003835 5.524 5.22/6.313 5.711 ± 0.5928
ea28 1342 1342/1342 1342 ± 0.000002323 5.575 5.36/6.347 5.786 ± 0.6405
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 ± 0.00002444 5.418 5.233/5.613 5.413 ± 0.254
3 1342 1342/1342 1342 ± 0.00002808 4.976 4.759/5.223 4.998 ± 0.2808
4 1342 1342/1342 1342 ± 0.00002444 5.27 5.049/5.414 5.212 ± 0.3074
5 1342 1342/1342 1342 ± 0.00002512 5.27 5.057/5.42 5.247 ± 0.3024
6 1342 1342/1342 1342 ± 0.00002444 5.334 5.174/5.512 5.316 ± 0.283
7 1342 1342/1342 1342 ± 0.00002444 5.385 5.283/5.545 5.397 ± 0.2545
8 1342 1342/1342 1342 ± 0.00002444 5.405 5.163/5.558 5.343 ± 0.2812
9 1342 1342/1342 1342 ± 0.00002444 5.616 5.48/5.888 5.606 ± 0.3127
10 1342 1342/1342 1342 ± 0.00002444 6.017 5.934/6.235 6.015 ± 0.3072
11 1342 1342/1342 1342 ± 0.00002444 6.302 6.165/6.493 6.234 ± 0.332
12 1342 1342/1342 1342 ± 0.00002444 6.402 6.224/6.625 6.377 ± 0.3566
13 1342 1342/1342 1342 ± 0.00002444 6.808 6.724/6.982 6.785 ± 0.3736
14 1342 1342/1342 1342 ± 0.00002444 6.964 6.761/7.245 6.931 ± 0.4056
15 1342 1342/1342 1342 ± 0.00002444 6.594 6.42/6.795 6.508 ± 0.3974
16 1342 1342/1342 1342 ± 0.00003283 5.885 5.715/6.148 5.893 ± 0.3321
17 1342 1342/1342 1342 ± 0.00003291 5.787 5.657/6.059 5.834 ± 0.3175
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-05-01 08:44:54.050
End
2024-05-01 09:37:33.515
Duration
0:52:39.465
Note, WebLog generation is not included in the time.

CASA logs for stage 7