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 5.536 4.966/5.872 5.454 ± 0.5241
ea02 1342 1342/1342 1342 ± 0.00002214 5.683 5.099/6.195 5.642 ± 0.66
ea04 1342 1342/1342 1342 ± 0 5.456 4.772/5.894 5.345 ± 0.6078
ea05 1342 1342/1342 1342 ± 0 5.626 5.181/6.258 5.724 ± 0.616
ea06 1342 1342/1342 1342 ± 0 4.832 4.551/5.24 4.916 ± 0.4087
ea07 1342 1342/1342 1342 ± 0 5.53 5.112/5.853 5.572 ± 0.5618
ea08 1342 1342/1342 1342 ± 0 5.704 5.223/6.35 5.799 ± 0.6983
ea09 1342 1342/1342 1342 ± 0 5.382 4.889/5.98 5.46 ± 0.6667
ea10 1342 1342/1342 1342 ± 0 5.332 4.866/6.012 5.416 ± 0.598
ea11 1342 1342/1342 1342 ± 0 5.398 5.159/5.927 5.524 ± 0.5733
ea12 1342 1342/1342 1342 ± 0 5.27 5.027/6.115 5.607 ± 0.663
ea13 1342 1342/1342 1342 ± 0 5.746 5.39/6.094 5.818 ± 0.5157
ea14 1342 1342/1342 1342 ± 0 5.602 5.202/6.107 5.681 ± 0.6241
ea15 1342 1342/1342 1342 ± 0 5.31 4.8/5.943 5.424 ± 0.7078
ea16 1342 1342/1342 1342 ± 0 5.759 5.215/6.302 5.857 ± 0.7702
ea17 1342 1342/1342 1342 ± 0 5.683 5.297/6.415 5.835 ± 0.5875
ea18 1342 1342/1342 1342 ± 0 5.026 4.558/5.507 5.003 ± 0.5764
ea19 1342 1342/1342 1342 ± 0 6.042 5.31/6.326 5.826 ± 0.6825
ea20 1342 1342/1342 1342 ± 0 5.788 5.471/6.346 5.904 ± 0.5838
ea21 1342 1342/1342 1342 ± 0 5.463 5.096/6.065 5.563 ± 0.5641
ea22 1342 1342/1342 1342 ± 0 5.455 4.997/6.148 5.565 ± 0.6456
ea23 1342 1342/1342 1342 ± 0 5.809 5.263/6.249 5.816 ± 0.695
ea25 1342 1342/1342 1342 ± 0 5.47 5.06/5.942 5.482 ± 0.5859
ea26 1342 1342/1342 1342 ± 0 5.489 5.174/6.032 5.6 ± 0.5504
ea27 1342 1342/1342 1342 ± 0.00002521 5.487 4.959/6.107 5.454 ± 0.6522
ea28 1342 1342/1342 1342 ± 0 5.445 5.074/6.089 5.617 ± 0.6594
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 ± 0.00002418 5.141 4.838/5.24 5.072 ± 0.2928
3 1342 1342/1342 1342 ± 0.00002393 4.782 4.627/5.024 4.834 ± 0.3221
4 1342 1342/1342 1342 ± 0.00002514 5.031 4.755/5.118 4.971 ± 0.3011
5 1342 1342/1342 1342 ± 0.00002348 5.099 4.859/5.266 5.059 ± 0.3272
6 1342 1342/1342 1342 ± 0.00002348 5.052 4.898/5.199 5.008 ± 0.2594
7 1342 1342/1342 1342 ± 0.00002348 5.033 4.857/5.227 5.016 ± 0.2549
8 1342 1342/1342 1342 ± 0.00002348 5.132 4.795/5.233 5.066 ± 0.2746
9 1342 1342/1342 1342 ± 0.00002348 5.388 5.099/5.535 5.314 ± 0.3242
10 1342 1342/1342 1342 ± 0.00002393 5.776 5.606/5.932 5.738 ± 0.2647
11 1342 1342/1342 1342 ± 0.00002348 6.036 5.91/6.157 5.963 ± 0.3112
12 1342 1342/1342 1342 ± 0.00002348 6.156 5.907/6.276 6.108 ± 0.2885
13 1342 1342/1342 1342 ± 0.00002348 6.538 6.328/6.737 6.529 ± 0.3015
14 1342 1342/1342 1342 ± 0.00002393 6.723 6.541/6.934 6.686 ± 0.3736
15 1342 1342/1342 1342 ± 0.00002393 6.368 6.169/6.536 6.305 ± 0.3247
16 1342 1342/1342 1342 ± 0.00002767 5.733 5.609/5.935 5.719 ± 0.2849
17 1342 1342/1342 1342 ± 0.00002714 5.798 5.626/5.998 5.769 ± 0.3006
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-04-05 02:19:25.924
End
2024-04-05 03:22:03.498
Duration
1:02:37.574
Note, WebLog generation is not included in the time.

CASA logs for stage 7