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

Statwt Summary Plot

VLASS2.1.sb38611939.eb38656872.59108.99831386574_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 5.739 5.146/5.999 5.585 ± 0.6011
ea02 1342 1342/1342 1342 ± 0.00001498 5.703 5.213/6.275 5.79 ± 0.6682
ea04 1342 1342/1342 1342 ± 0 5.326 4.974/5.947 5.514 ± 0.5677
ea05 1342 1342/1342 1342 ± 0 5.789 5.299/6.265 5.835 ± 0.6095
ea06 1342 1342/1342 1342 ± 0 4.74 4.552/5.142 4.84 ± 0.3577
ea07 1342 1342/1342 1342 ± 0 5.801 5.229/6.026 5.767 ± 0.6012
ea08 1342 1342/1342 1342 ± 0 5.927 5.474/6.598 6.081 ± 0.7139
ea09 1342 1342/1342 1342 ± 0 5.596 5.057/6.182 5.651 ± 0.6793
ea10 1342 1342/1342 1342 ± 0 5.831 5.178/6.477 5.804 ± 0.7091
ea11 1342 1342/1342 1342 ± 0 5.916 5.082/6.332 5.766 ± 0.7325
ea12 1342 1342/1342 1342 ± 0 5.568 5.151/6.317 5.797 ± 0.6775
ea13 1342 1342/1342 1342 ± 0 5.982 5.631/6.315 6.053 ± 0.5171
ea14 1342 1342/1342 1342 ± 0 5.653 5.162/6.287 5.76 ± 0.68
ea15 1342 1342/1342 1342 ± 0 5.563 5.149/6.24 5.735 ± 0.6911
ea16 1342 1342/1342 1342 ± 0 6.068 5.505/6.592 6.128 ± 0.7303
ea17 1342 1342/1342 1342 ± 0.000001608 5.863 5.28/6.725 5.941 ± 0.6886
ea18 1342 1342/1342 1342 ± 0 4.849 4.546/5.379 4.982 ± 0.5272
ea19 1342 1342/1342 1342 ± 0 5.851 5.434/6.571 6.04 ± 0.669
ea20 1342 1342/1342 1342 ± 0 6.143 5.542/6.667 6.075 ± 0.6667
ea21 1342 1342/1342 1342 ± 0 5.611 5.248/6.172 5.74 ± 0.5789
ea22 1342 1342/1342 1342 ± 0 5.344 5.124/6.189 5.642 ± 0.653
ea23 1342 1342/1342 1342 ± 0 5.854 5.246/6.291 5.918 ± 0.6927
ea25 1342 1342/1342 1342 ± 0 5.45 5.123/5.986 5.591 ± 0.5792
ea26 1342 1342/1342 1342 ± 0 5.912 5.435/6.544 6.009 ± 0.7069
ea27 1342 1342/1342 1342 ± 0 5.386 5.054/6.237 5.6 ± 0.6244
ea28 1342 1342/1342 1342 ± 0.000007848 5.728 5.321/6.352 5.837 ± 0.7151
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 ± 0.0000235 5.205 5.072/5.453 5.23 ± 0.2568
3 1342 1342/1342 1342 ± 0.00002353 4.983 4.635/5.217 4.954 ± 0.3583
4 1342 1342/1342 1342 ± 0.00002507 5.082 4.924/5.194 5.041 ± 0.2802
5 1342 1342/1342 1342 ± 0.0000235 5.222 4.951/5.33 5.173 ± 0.3106
6 1342 1342/1342 1342 ± 0.0000235 5.171 4.981/5.316 5.162 ± 0.2899
7 1342 1342/1342 1342 ± 0.0000235 5.203 5.119/5.424 5.228 ± 0.2578
8 1342 1342/1342 1342 ± 0.0000235 5.248 5.117/5.384 5.201 ± 0.2794
9 1342 1342/1342 1342 ± 0.0000235 5.559 5.355/5.701 5.481 ± 0.3183
10 1342 1342/1342 1342 ± 0.0000235 5.97 5.759/6.068 5.901 ± 0.3228
11 1342 1342/1342 1342 ± 0.0000235 6.203 5.992/6.294 6.125 ± 0.3404
12 1342 1342/1342 1342 ± 0.00002395 6.336 6.13/6.542 6.291 ± 0.3656
13 1342 1342/1342 1342 ± 0.0000235 6.752 6.665/7.037 6.729 ± 0.3902
14 1342 1342/1342 1342 ± 0.0000235 7.003 6.774/7.137 6.901 ± 0.4237
15 1342 1342/1342 1342 ± 0.0000235 6.652 6.481/6.822 6.567 ± 0.4167
16 1342 1342/1342 1342 ± 0.00002353 5.959 5.832/6.2 5.949 ± 0.3806
17 1342 1342/1342 1342 ± 0.00002421 5.963 5.826/6.194 5.965 ± 0.3589
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38611939.eb38656872.59108.99831386574_split_split.ms
overwrite_modelcol
False
Start time
2024-12-31 07:03:04.974
End
2024-12-31 08:07:05.279
Duration
1:04:00.305
Note, WebLog generation is not included in the time.

CASA logs for stage 8