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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.328 5.833/6.97 6.315 ± 0.7045
ea02 1342 1342/1342 1342 ± 0 6.423 5.71/6.64 6.268 ± 0.7342
ea03 1342 1342/1342 1342 ± 0.00001651 5.978 5.52/6.695 6.125 ± 0.7952
ea04 1342 1342/1342 1342 ± 0 5.681 5.202/6.127 5.684 ± 0.6673
ea05 1342 1342/1342 1342 ± 0 5.986 5.564/6.554 6.049 ± 0.7128
ea06 1342 1342/1342 1342 ± 0 5.878 5.261/6.208 5.795 ± 0.7216
ea07 1342 1342/1342 1342 ± 0 6.288 5.47/6.685 6.132 ± 0.7683
ea08 1342 1342/1342 1342 ± 0 6.617 5.867/6.979 6.571 ± 0.6713
ea09 1342 1342/1342 1342 ± 0 5.762 5.283/6.51 5.768 ± 1.058
ea10 1342 1342/1342 1342 ± 0 5.797 5.343/6.255 5.757 ± 0.7515
ea11 1342 1342/1342 1342 ± 0 5.841 5.517/6.601 5.984 ± 0.7422
ea12 1342 1342/1342 1342 ± 0 5.664 5.435/6.279 5.845 ± 0.672
ea13 1342 1342/1342 1342 ± 0 6.339 5.705/6.477 5.994 ± 1.056
ea14 1342 1342/1342 1342 ± 0 6.175 5.755/6.689 6.22 ± 0.7228
ea15 1342 1342/1342 1342 ± 0 6.857 6.796/7.469 7.061 ± 0.4426
ea17 1342 1342/1342 1342 ± 0 6.379 5.926/7.017 6.436 ± 0.7715
ea18 1342 1342/1342 1342 ± 0 6.407 5.961/7.014 6.522 ± 0.6779
ea19 1342 1342/1342 1342 ± 0 6.033 5.681/6.676 6.149 ± 0.6992
ea20 1342 1342/1342 1342 ± 0 6.562 6.067/7.162 6.629 ± 0.7236
ea21 1342 1342/1342 1342 ± 0 5.481 5.207/6.017 5.591 ± 0.5929
ea22 1342 1342/1342 1342 ± 0 6.13 5.628/6.564 6.137 ± 0.6571
ea23 1342 1342/1342 1342 ± 0.000001222 6.18 5.664/6.478 6.139 ± 0.7785
ea24 1342 1342/1342 1342 ± 0 6.313 5.276/6.677 6.043 ± 0.6708
ea25 1342 1342/1342 1342 ± 0 6.45 5.829/7.063 6.526 ± 0.8467
ea27 1342 1342/1342 1342 ± 0 5.658 5.397/6.411 5.784 ± 0.6817
ea28 1342 1342/1342 1342 ± 0 6.392 5.92/7.202 6.538 ± 0.74
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 ± 0.00002392 5.651 5.437/5.785 5.63 ± 0.2569
3 1342 1342/1342 1342 ± 0.00002439 4.513 4.246/5.022 4.523 ± 0.7847
4 1342 1342/1342 1342 ± 0.00002559 5.512 5.274/5.752 5.551 ± 0.3178
5 1342 1342/1342 1342 ± 0.00002392 5.692 5.302/5.867 5.632 ± 0.3043
6 1342 1342/1342 1342 ± 0.00002392 5.534 5.339/5.806 5.556 ± 0.2859
7 1342 1342/1342 1342 ± 0.00002392 5.658 5.465/5.869 5.643 ± 0.2569
8 1342 1342/1342 1342 ± 0.00002392 5.58 5.271/5.82 5.555 ± 0.3093
9 1342 1342/1342 1342 ± 0.00002392 5.832 5.665/6.088 5.846 ± 0.3004
10 1342 1342/1342 1342 ± 0.00002348 6.345 6.181/6.465 6.339 ± 0.2794
11 1342 1342/1342 1342 ± 0.00002348 6.518 6.333/6.686 6.545 ± 0.2839
12 1342 1342/1342 1342 ± 0.00002348 6.681 6.439/6.825 6.678 ± 0.327
13 1342 1342/1342 1342 ± 0.00002348 7.173 6.897/7.5 7.175 ± 0.3553
14 1342 1342/1342 1342 ± 0.00002348 7.377 7.047/7.692 7.334 ± 0.3632
15 1342 1342/1342 1342 ± 0.00002348 7.052 6.696/7.387 7.03 ± 0.3732
16 1342 1342/1342 1342 ± 0.00002349 6.458 6.064/6.895 6.444 ± 0.4351
17 1342 1342/1342 1342 ± 0.00002348 6.426 6.108/6.792 6.411 ± 0.4106
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2025-07-29 07:25:30.429
End
2025-07-29 08:15:54.005
Duration
0:50:23.576
Note, WebLog generation is not included in the time.

CASA logs for stage 8