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

Statwt Summary Plot

VLASS3.2.sb45669584.eb45749254.60430.55515966435_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 5.837 5.408/6.195 5.854 ± 0.5514
ea02 1342 1342/1342 1342 ± 0 6.384 5.665/6.613 6.274 ± 0.6376
ea03 1342 1342/1342 1342 ± 0 6.147 5.482/6.689 6.166 ± 0.6771
ea04 1342 1342/1342 1342 ± 0 5.628 5.264/6.047 5.718 ± 0.4884
ea05 1342 1342/1342 1342 ± 0.000002206 6.001 5.52/6.644 6.028 ± 0.6114
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.099 5.356/6.507 6.031 ± 0.6794
ea08 1342 1342/1342 1342 ± 0 6.589 5.88/6.808 6.429 ± 0.6118
ea09 1342 1342/1342 1342 ± 0 5.763 5.276/6.426 5.884 ± 0.6102
ea10 1342 1342/1342 1342 ± 0 5.77 5.33/6.158 5.758 ± 0.5124
ea11 1342 1342/1342 1342 ± 0.000006967 5.409 5.188/6.175 5.629 ± 0.6041
ea12 1342 1342/1342 1342 ± 0 5.661 5.401/6.265 5.847 ± 0.5361
ea13 1342 1342/1342 1342 ± 0 6.117 5.767/6.396 6.185 ± 0.5163
ea14 1342 1342/1342 1342 ± 0 6.132 5.757/6.597 6.235 ± 0.5266
ea15 1342 1342/1342 1342 ± 0 6.105 5.49/6.488 6.085 ± 0.6713
ea16 1342 1342/1342 1342 ± 0 6.15 5.809/6.72 6.318 ± 0.6382
ea17 1342 1342/1342 1342 ± 0 6.51 5.889/7.041 6.446 ± 0.6503
ea18 1342 1342/1342 1342 ± 0 6.611 6.038/7.284 6.619 ± 0.6519
ea19 1342 1342/1342 1342 ± 0 6.058 5.495/6.535 6.064 ± 0.5803
ea20 1342 1342/1342 1342 ± 0 6.075 5.483/6.673 6.049 ± 0.6443
ea21 1342 1342/1342 1342 ± 0 5.539 5.239/5.93 5.631 ± 0.4647
ea22 1342 1342/1342 1342 ± 0 6.93 6.754/7.299 6.928 ± 0.5267
ea23 1342 1342/1342 1342 ± 0 6.168 5.505/6.308 6.094 ± 0.6281
ea24 1342 1342/1342 1342 ± 0 6.259 5.265/6.607 5.993 ± 0.6729
ea25 1342 1342/1342 1342 ± 0 6.476 5.761/7.022 6.502 ± 0.7546
ea27 1342 1342/1342 1342 ± 0 6.115 5.5/6.497 6.013 ± 0.6039
ea28 1342 1342/1342 1342 ± 0 6.428 5.871/6.97 6.441 ± 0.6264
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 ± 0.00002465 5.549 5.397/5.756 5.576 ± 0.2461
4 1342 1342/1342 1342 ± 0.00002449 5.448 5.212/5.798 5.47 ± 0.3619
5 1342 1342/1342 1342 ± 0.00002424 5.436 5.238/5.692 5.478 ± 0.3138
6 1342 1342/1342 1342 ± 0.00002421 5.466 5.267/5.749 5.465 ± 0.2926
7 1342 1342/1342 1342 ± 0.00002421 5.505 5.448/5.717 5.55 ± 0.2335
8 1342 1342/1342 1342 ± 0.00002421 5.472 5.265/5.693 5.474 ± 0.265
9 1342 1342/1342 1342 ± 0.00002421 5.715 5.633/5.963 5.749 ± 0.2748
10 1342 1342/1342 1342 ± 0.00002382 6.154 6.031/6.368 6.167 ± 0.2643
11 1342 1342/1342 1342 ± 0.00002382 6.423 6.193/6.527 6.391 ± 0.2933
12 1342 1342/1342 1342 ± 0.00002382 6.51 6.274/6.692 6.528 ± 0.3284
13 1342 1342/1342 1342 ± 0.00002382 7.019 6.785/7.186 6.972 ± 0.3373
14 1342 1342/1342 1342 ± 0.00002382 7.273 6.945/7.457 7.193 ± 0.3511
15 1342 1342/1342 1342 ± 0.00002382 6.99 6.704/7.3 6.934 ± 0.3839
16 1342 1342/1342 1342 ± 0.00002392 6.26 6.071/6.722 6.319 ± 0.4187
17 1342 1342/1342 1342 ± 0.00002382 6.323 6.059/6.564 6.285 ± 0.4011
output_dir
 
overwrite_modelcol
False
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-07-24 10:40:57.266
End
2025-07-24 11:57:10.847
Duration
1:16:13.581
Note, WebLog generation is not included in the time.

CASA logs for stage 8