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 6.169 5.878/6.806 6.289 ± 0.7766
ea02 1342 1342/1342 1342 ± 0 6.299 5.684/6.692 6.234 ± 0.8139
ea03 1342 1342/1342 1342 ± 0.000004887 6.031 5.543/6.875 6.154 ± 0.8453
ea04 1342 1342/1342 1342 ± 0.000008575 5.64 5.175/6.101 5.655 ± 0.7038
ea05 1342 1342/1342 1342 ± 0 5.962 5.619/6.663 6.1 ± 0.7682
ea06 1342 1342/1342 1342 ± 0 5.902 5.221/6.26 5.788 ± 0.7933
ea07 1342 1342/1342 1342 ± 0 6.097 5.508/6.751 6.131 ± 0.8559
ea08 1342 1342/1342 1342 ± 0 6.627 5.921/7.031 6.565 ± 0.7332
ea09 1342 1342/1342 1342 ± 0 5.796 5.329/6.567 5.876 ± 0.8681
ea10 1342 1342/1342 1342 ± 0 5.904 5.403/6.316 5.809 ± 0.8111
ea11 1342 1342/1342 1342 ± 0 5.847 5.445/6.632 5.94 ± 0.8069
ea12 1342 1342/1342 1342 ± 0 5.662 5.368/6.316 5.836 ± 0.7468
ea13 1342 1342/1342 1342 ± 0 6.244 5.703/6.466 6.06 ± 0.8035
ea14 1342 1342/1342 1342 ± 0 6.089 5.801/6.737 6.196 ± 0.7951
ea15 1342 1342/1342 1342 ± 0 6.858 6.693/7.417 7.032 ± 0.4579
ea17 1342 1342/1342 1342 ± 0 6.394 5.952/7.137 6.447 ± 0.8983
ea18 1342 1342/1342 1342 ± 0 6.479 5.944/7.192 6.505 ± 0.7307
ea19 1342 1342/1342 1342 ± 0 5.978 5.682/6.72 6.153 ± 0.7912
ea20 1342 1342/1342 1342 ± 0 6.523 6.079/7.176 6.61 ± 0.7439
ea21 1342 1342/1342 1342 ± 0 5.507 5.204/6.016 5.593 ± 0.6077
ea22 1342 1342/1342 1342 ± 0 6.21 5.782/6.748 6.25 ± 0.7105
ea23 1342 1342/1342 1342 ± 0 6.368 5.666/6.545 6.208 ± 0.7374
ea24 1342 1342/1342 1342 ± 0 6.324 5.473/6.698 6.098 ± 0.6216
ea25 1342 1342/1342 1342 ± 0 6.714 5.872/7.179 6.674 ± 0.8563
ea27 1342 1342/1342 1342 ± 0 5.857 5.47/6.553 5.922 ± 0.6722
ea28 1342 1342/1342 1342 ± 0 6.384 5.931/7.205 6.549 ± 0.7447
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 ± 0.000024 5.61 5.463/5.845 5.633 ± 0.2539
3 1342 1342/1342 1342 ± 0.00002591 4.224 4.015/4.423 4.321 ± 0.6134
4 1342 1342/1342 1342 ± 0.00002404 5.553 5.304/5.835 5.56 ± 0.3458
5 1342 1342/1342 1342 ± 0.000024 5.668 5.33/5.849 5.639 ± 0.2899
6 1342 1342/1342 1342 ± 0.000024 5.597 5.363/5.82 5.58 ± 0.2873
7 1342 1342/1342 1342 ± 0.000024 5.668 5.525/5.836 5.662 ± 0.2537
8 1342 1342/1342 1342 ± 0.000024 5.598 5.335/5.833 5.583 ± 0.3007
9 1342 1342/1342 1342 ± 0.000024 5.873 5.708/6.098 5.882 ± 0.2929
10 1342 1342/1342 1342 ± 0.00002355 6.442 6.244/6.491 6.376 ± 0.2823
11 1342 1342/1342 1342 ± 0.00002355 6.58 6.37/6.758 6.586 ± 0.2891
12 1342 1342/1342 1342 ± 0.00002355 6.77 6.492/6.895 6.726 ± 0.335
13 1342 1342/1342 1342 ± 0.00002355 7.226 6.903/7.508 7.225 ± 0.3626
14 1342 1342/1342 1342 ± 0.00002355 7.419 7.1/7.72 7.398 ± 0.368
15 1342 1342/1342 1342 ± 0.00002355 7.158 6.748/7.366 7.072 ± 0.3795
16 1342 1342/1342 1342 ± 0.00002355 6.412 6.175/6.802 6.479 ± 0.4182
17 1342 1342/1342 1342 ± 0.00002355 6.433 6.091/6.734 6.424 ± 0.4048
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
Start time
2025-07-30 23:39:11.457
End
2025-07-31 00:30:11.106
Duration
0:50:59.648
Note, WebLog generation is not included in the time.

CASA logs for stage 8