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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.656 5.175/5.898 5.579 ± 0.4862
ea02 1342 1342/1342 1342 ± 0.00003875 5.763 5.166/6.221 5.788 ± 0.6236
ea04 1342 1342/1342 1342 ± 0 5.411 4.989/6.051 5.482 ± 0.5792
ea05 1342 1342/1342 1342 ± 0 5.523 5.085/6.08 5.62 ± 0.5859
ea06 1342 1342/1342 1342 ± 0 5.061 4.609/5.391 5.028 ± 0.4346
ea07 1342 1342/1342 1342 ± 0 5.625 5.272/5.944 5.705 ± 0.5797
ea08 1342 1342/1342 1342 ± 0 5.773 5.294/6.597 5.953 ± 0.6924
ea09 1342 1342/1342 1342 ± 0 5.528 4.949/6.082 5.554 ± 0.6974
ea10 1342 1342/1342 1342 ± 0 5.477 4.908/6.031 5.455 ± 0.6159
ea11 1342 1342/1342 1342 ± 0 5.41 5.122/6.129 5.581 ± 0.5809
ea12 1342 1342/1342 1342 ± 0 5.74 5.151/6.138 5.759 ± 0.6232
ea13 1342 1342/1342 1342 ± 0 5.867 5.512/6.196 5.903 ± 0.5728
ea14 1342 1342/1342 1342 ± 0 5.896 5.266/6.283 5.878 ± 0.6672
ea15 1342 1342/1342 1342 ± 0 5.389 4.843/5.985 5.493 ± 0.7127
ea16 1342 1342/1342 1342 ± 0 6.113 5.492/6.632 6.088 ± 0.667
ea17 1342 1342/1342 1342 ± 0 6.01 5.469/6.505 5.98 ± 0.5701
ea18 1342 1342/1342 1342 ± 0 4.791 4.67/5.596 5.082 ± 0.527
ea19 1342 1342/1342 1342 ± 0 6.112 5.421/6.348 5.927 ± 0.5861
ea20 1342 1342/1342 1342 ± 0 5.849 5.403/6.384 5.959 ± 0.6744
ea21 1342 1342/1342 1342 ± 0 5.714 5.367/6.207 5.775 ± 0.5552
ea22 1342 1342/1342 1342 ± 0 5.626 4.979/6.235 5.642 ± 0.7168
ea23 1342 1342/1342 1342 ± 0 5.819 5.283/6.244 5.884 ± 0.6596
ea25 1342 1342/1342 1342 ± 0 5.479 4.995/5.933 5.544 ± 0.5787
ea26 1342 1342/1342 1342 ± 0 5.588 5.174/6.111 5.656 ± 0.6464
ea27 1342 1342/1342 1342 ± 0.00002162 5.369 4.946/5.957 5.473 ± 0.5909
ea28 1342 1342/1342 1342 ± 0 5.76 5.396/6.473 5.873 ± 0.609
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 ± 0.00002631 5.123 4.906/5.284 5.1 ± 0.3011
3 1342 1342/1342 1342 ± 0.00002614 5.12 4.838/5.322 5.062 ± 0.3
4 1342 1342/1342 1342 ± 0.00002818 4.99 4.764/5.137 4.948 ± 0.287
5 1342 1342/1342 1342 ± 0.0000235 5.076 4.833/5.512 5.18 ± 0.3718
6 1342 1342/1342 1342 ± 0.0000235 5.064 4.935/5.271 5.091 ± 0.2622
7 1342 1342/1342 1342 ± 0.0000235 5.09 4.945/5.253 5.098 ± 0.2315
8 1342 1342/1342 1342 ± 0.0000235 5.133 4.932/5.28 5.096 ± 0.2715
9 1342 1342/1342 1342 ± 0.0000235 5.437 5.242/5.609 5.402 ± 0.3104
10 1342 1342/1342 1342 ± 0.00002395 5.859 5.644/6.069 5.824 ± 0.3245
11 1342 1342/1342 1342 ± 0.0000235 6.021 5.924/6.175 6.003 ± 0.3014
12 1342 1342/1342 1342 ± 0.0000235 6.207 6.024/6.35 6.174 ± 0.2908
13 1342 1342/1342 1342 ± 0.0000235 6.626 6.529/6.769 6.61 ± 0.3266
14 1342 1342/1342 1342 ± 0.00002395 6.823 6.623/7.04 6.786 ± 0.3615
15 1342 1342/1342 1342 ± 0.00002395 6.5 6.184/6.649 6.402 ± 0.3455
16 1342 1342/1342 1342 ± 0.00002828 5.871 5.671/6.097 5.82 ± 0.2874
17 1342 1342/1342 1342 ± 0.00002445 5.892 5.712/6.065 5.854 ± 0.2923
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
Start time
2024-04-05 02:15:15.897
End
2024-04-05 03:15:36.055
Duration
1:00:20.158
Note, WebLog generation is not included in the time.

CASA logs for stage 7