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

Statwt Summary Plot

VLASS3.2.sb45459544.eb46165741.60472.10038270833_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 5.443 5.185/6.509 5.679 ± 0.8663
ea02 1342 1342/1342 1342 ± 0.00001473 5.606 5.182/6.302 5.663 ± 0.8788
ea03 1342 1342/1342 1342 ± 0 5.371 5.148/6.541 5.693 ± 0.8586
ea04 1342 1342/1342 1342 ± 0.00004802 5.045 4.844/5.914 5.186 ± 0.8493
ea05 1342 1342/1342 1342 ± 0.0000421 5.249 5.026/6.35 5.452 ± 0.9363
ea06 1342 1342/1342 1342 ± 0.000001634 5.048 4.818/5.859 5.324 ± 0.7619
ea07 1342 1342/1342 1342 ± 0.00002418 5.022 4.871/6.142 5.336 ± 1.02
ea08 1342 1342/1342 1342 ± 0 5.508 5.144/6.619 5.754 ± 0.9548
ea09 1342 1342/1342 1342 ± 0.00004187 4.961 4.723/6.069 5.221 ± 0.7555
ea10 1342 1342/1342 1342 ± 0.00004454 4.975 4.628/6.042 5.184 ± 0.8069
ea11 1342 1342/1342 1342 ± 0.00004529 5.018 4.592/6.186 5.147 ± 1.044
ea12 1342 1342/1342 1342 ± 0.00003903 5.034 4.766/5.868 5.187 ± 0.8216
ea14 1342 1342/1342 1342 ± 0.00004273 5.469 5.029/6.383 5.672 ± 0.7844
ea15 1342 1342/1342 1342 ± 0.0000439 5.51 5.097/6.53 5.747 ± 0.9282
ea16 1342 1342/1342 1342 ± 0.000003056 5.661 5.213/6.532 5.773 ± 0.8997
ea17 1342 1342/1342 1342 ± 0.00003558 5.496 5.109/6.461 5.592 ± 1.039
ea18 1342 1342/1342 1342 ± 0 5.584 5.314/6.663 5.844 ± 0.9093
ea19 1342 1342/1342 1342 ± 0.00002999 5.133 4.934/6.245 5.431 ± 0.8846
ea20 1342 1342/1342 1342 ± 0.00003948 5.707 5.415/6.818 5.883 ± 1.017
ea21 1342 1342/1342 1342 ± 0 5.019 4.844/5.816 5.269 ± 0.6622
ea22 1342 1342/1342 1342 ± 0.000002237 5.447 4.979/6.35 5.507 ± 0.9745
ea23 1342 1342/1342 1342 ± 0.00004231 5.408 4.979/6.279 5.633 ± 0.8351
ea24 1342 1342/1342 1342 ± 0.0000155 5.15 5.043/6.533 5.592 ± 0.8466
ea25 1342 1342/1342 1342 ± 0.000001634 5.785 5.382/6.769 6.016 ± 0.9409
ea27 1342 1342/1342 1342 ± 0.000003267 5.176 4.983/6.36 5.545 ± 0.7768
ea28 1342 1342/1342 1342 ± 0.00002658 5.585 5.419/6.868 5.905 ± 0.8974
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 5.097 4.906/5.219 5.113 ± 0.258
3 1342 1342/1342 1342 ± 0.00003509 3.776 3.392/4.195 3.818 ± 0.5642
4 1342 1342/1342 1342 ± 0.00003843 3.868 3.708/3.994 3.857 ± 0.2243
5 1342 1342/1342 1342 ± 0.0000235 5.141 4.956/5.4 5.156 ± 0.2922
6 1342 1342/1342 1342 ± 0.0000235 5.128 4.874/5.392 5.128 ± 0.2744
7 1342 1342/1342 1342 ± 0.0000235 5.187 4.961/5.387 5.185 ± 0.2569
8 1342 1342/1342 1342 ± 0.0000235 5.145 4.982/5.364 5.158 ± 0.2831
9 1342 1342/1342 1342 ± 0.0000235 5.454 5.233/5.685 5.47 ± 0.2945
10 1342 1342/1342 1342 ± 0.0000235 6.019 5.834/6.146 6.007 ± 0.2744
11 1342 1342/1342 1342 ± 0.0000235 6.27 6.124/6.43 6.249 ± 0.2741
12 1342 1342/1342 1342 ± 0.0000235 6.423 6.166/6.566 6.409 ± 0.3098
13 1342 1342/1342 1342 ± 0.0000235 6.838 6.578/7.088 6.834 ± 0.3252
14 1342 1342/1342 1342 ± 0.0000239 6.801 6.516/7.079 6.79 ± 0.3789
15 1342 1342/1342 1342 ± 0.0000235 6.799 6.341/7.043 6.717 ± 0.3599
16 1342 1342/1342 1342 ± 0.00006098 4.948 4.765/5.07 4.954 ± 0.2642
17 1342 1342/1342 1342 ± 0.00006098 4.845 4.679/5.032 4.887 ± 0.2943
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
Start time
2025-07-22 17:48:06.373
End
2025-07-22 18:49:36.308
Duration
1:01:29.935
Note, WebLog generation is not included in the time.

CASA logs for stage 8