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

Statwt Summary Plot

VLASS3.2.sb45458712.eb46169388.60476.06293818287_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 5.602 5.352/6.518 5.842 ± 0.6503
ea02 1342 1342/1342 1342 ± 0.00003639 5.697 5.309/6.312 5.759 ± 0.6127
ea03 1342 1342/1342 1342 ± 0.00002472 5.451 5.251/6.327 5.775 ± 0.6406
ea04 1342 1342/1342 1342 ± 0.00003616 5.281 4.842/6.008 5.39 ± 0.6004
ea05 1342 1342/1342 1342 ± 0.00003897 5.436 4.997/6.142 5.583 ± 0.6888
ea06 1342 1342/1342 1342 ± 0 5.388 4.943/5.941 5.486 ± 0.5872
ea07 1342 1342/1342 1342 ± 0.00003519 5.433 4.973/6.132 5.543 ± 0.6335
ea08 1342 1342/1342 1342 ± 0.00004116 5.984 5.428/6.635 5.938 ± 0.7173
ea09 1342 1342/1342 1342 ± 0.00003413 5.21 4.908/5.871 5.397 ± 0.5905
ea10 1342 1342/1342 1342 ± 0.00003821 4.653 4.498/4.924 4.67 ± 0.3414
ea11 1342 1342/1342 1342 ± 0.00004367 5.777 4.905/6.328 5.679 ± 0.7883
ea12 1342 1342/1342 1342 ± 0.00003147 5.206 4.921/5.817 5.351 ± 0.5837
ea14 1342 1342/1342 1342 ± 0.00003711 5.718 5.209/6.254 5.658 ± 0.6462
ea15 1342 1342/1342 1342 ± 0.00004228 5.575 5.029/6.449 5.744 ± 0.771
ea16 1342 1342/1342 1342 ± 0 5.755 5.471/6.362 5.951 ± 0.68
ea17 1342 1342/1342 1342 ± 0.00003547 5.802 5.386/6.505 5.933 ± 0.6977
ea18 1342 1342/1342 1342 ± 0.00004107 5.906 5.515/6.663 5.959 ± 0.762
ea19 1342 1342/1342 1342 ± 0.00001342 5.449 5.157/6.234 5.626 ± 0.6799
ea20 1342 1342/1342 1342 ± 0.000004554 5.854 5.589/6.757 6.154 ± 0.7055
ea21 1342 1342/1342 1342 ± 0 5.085 4.927/5.746 5.342 ± 0.511
ea22 1342 1342/1342 1342 ± 0.00003669 5.526 5.072/6.292 5.655 ± 0.623
ea23 1342 1342/1342 1342 ± 0.00003563 5.678 5.142/6.307 5.723 ± 0.6926
ea24 1342 1342/1342 1342 ± 0 5.48 5.13/6.271 5.684 ± 0.5857
ea25 1342 1342/1342 1342 ± 0 5.947 5.495/6.547 6.175 ± 0.7499
ea27 1342 1342/1342 1342 ± 0 5.325 4.962/6.18 5.459 ± 0.6874
ea28 1342 1342/1342 1342 ± 0.000002254 5.832 5.638/6.671 6.106 ± 0.652
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 ± 0.00002354 5.307 5.056/5.405 5.269 ± 0.2775
5 1342 1342/1342 1342 ± 0.0000272 5.167 4.989/5.436 5.211 ± 0.3003
6 1342 1342/1342 1342 ± 0.00002354 5.083 4.886/5.283 5.092 ± 0.2843
7 1342 1342/1342 1342 ± 0.00002354 5.279 5.095/5.45 5.251 ± 0.2633
8 1342 1342/1342 1342 ± 0.00002354 5.237 5.009/5.495 5.233 ± 0.3236
9 1342 1342/1342 1342 ± 0.00002354 5.502 5.381/5.799 5.533 ± 0.3272
10 1342 1342/1342 1342 ± 0.00002354 6.027 5.834/6.167 5.973 ± 0.329
11 1342 1342/1342 1342 ± 0.00002354 6.299 6.127/6.5 6.248 ± 0.3488
12 1342 1342/1342 1342 ± 0.00002354 6.449 6.175/6.589 6.389 ± 0.421
13 1342 1342/1342 1342 ± 0.00002354 6.823 6.569/7.118 6.769 ± 0.513
14 1342 1342/1342 1342 ± 0.00002418 6.3 6.137/6.677 6.453 ± 0.5103
15 1342 1342/1342 1342 ± 0.00002365 6.243 6.015/6.469 6.196 ± 0.4034
16 1342 1342/1342 1342 ± 0.000061 4.82 4.597/5.201 4.893 ± 0.4556
17 1342 1342/1342 1342 ± 0.00006055 4.903 4.645/5.176 4.919 ± 0.3898
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45458712.eb46169388.60476.06293818287_split_split.ms
Start time
2025-08-03 03:33:31.352
End
2025-08-03 04:03:43.242
Duration
0:30:11.891
Note, WebLog generation is not included in the time.

CASA logs for stage 8