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

Statwt Summary Plot

VLASS3.2.sb45478884.eb45758950.60430.75354622686_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 5.902 5.355/6.272 5.887 ± 0.5844
ea02 1342 1342/1342 1342 ± 0.00001778 6.286 5.52/6.497 6.169 ± 0.6987
ea03 1342 1342/1342 1342 ± 0 6.228 5.433/6.724 6.152 ± 0.7215
ea04 1342 1342/1342 1342 ± 0 5.753 5.296/6.127 5.729 ± 0.6197
ea05 1342 1342/1342 1342 ± 0 5.806 5.573/6.6 6.067 ± 0.639
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.067 5.306/6.269 6.003 ± 0.6745
ea08 1342 1342/1342 1342 ± 0 6.551 5.693/6.86 6.393 ± 0.6582
ea09 1342 1342/1342 1342 ± 0 5.96 5.198/6.452 5.883 ± 0.6607
ea10 1342 1342/1342 1342 ± 0 5.486 5.103/6.174 5.671 ± 0.592
ea11 1342 1342/1342 1342 ± 0.00001029 5.38 5.025/6.207 5.614 ± 0.7123
ea12 1342 1342/1342 1342 ± 0 5.573 5.425/6.373 5.828 ± 0.6023
ea13 1342 1342/1342 1342 ± 0 6.113 5.476/6.257 6.01 ± 0.5489
ea14 1342 1342/1342 1342 ± 0 6.096 5.666/6.702 6.246 ± 0.5987
ea15 1342 1342/1342 1342 ± 0.000004554 6.282 5.514/6.56 6.158 ± 0.7067
ea16 1342 1342/1342 1342 ± 0 6.202 5.647/6.77 6.23 ± 0.7031
ea17 1342 1342/1342 1342 ± 0 6.255 5.756/7.12 6.284 ± 0.7771
ea18 1342 1342/1342 1342 ± 0 6.7 5.825/7.136 6.514 ± 0.6624
ea19 1342 1342/1342 1342 ± 0 5.853 5.349/6.536 5.974 ± 0.6047
ea20 1342 1342/1342 1342 ± 0 6.393 5.753/6.774 6.371 ± 0.6481
ea21 1342 1342/1342 1342 ± 0 5.638 5.144/6.062 5.658 ± 0.5363
ea22 1342 1342/1342 1342 ± 0 6.603 5.86/7.087 6.505 ± 0.6812
ea23 1342 1342/1342 1342 ± 0.000002643 5.959 5.698/6.427 6.146 ± 0.6554
ea24 1342 1342/1342 1342 ± 0 6.052 5.181/6.424 5.858 ± 0.6092
ea25 1342 1342/1342 1342 ± 0 6.617 5.664/6.948 6.479 ± 0.8137
ea27 1342 1342/1342 1342 ± 0 6 5.427/6.553 6 ± 0.5958
ea28 1342 1342/1342 1342 ± 0 6.422 5.683/6.925 6.334 ± 0.6749
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 ± 0.00002368 5.443 5.247/5.529 5.393 ± 0.2179
4 1342 1342/1342 1342 ± 0.00004549 5.368 4.812/5.539 5.199 ± 0.5017
5 1342 1342/1342 1342 ± 0.00003181 5.127 4.942/5.445 5.174 ± 0.3688
6 1342 1342/1342 1342 ± 0.00002368 5.318 5.111/5.566 5.327 ± 0.3002
7 1342 1342/1342 1342 ± 0.00002368 5.463 5.295/5.623 5.45 ± 0.2324
8 1342 1342/1342 1342 ± 0.00002368 5.405 5.224/5.647 5.411 ± 0.2509
9 1342 1342/1342 1342 ± 0.00002368 5.672 5.564/5.971 5.737 ± 0.2829
10 1342 1342/1342 1342 ± 0.00002368 6.185 6.027/6.334 6.182 ± 0.245
11 1342 1342/1342 1342 ± 0.00002368 6.428 6.234/6.635 6.417 ± 0.2709
12 1342 1342/1342 1342 ± 0.00002368 6.472 6.273/6.762 6.561 ± 0.3105
13 1342 1342/1342 1342 ± 0.00002348 7.087 6.662/7.284 7.003 ± 0.3318
14 1342 1342/1342 1342 ± 0.00002368 7.171 6.942/7.419 7.154 ± 0.3313
15 1342 1342/1342 1342 ± 0.00002368 6.831 6.58/7.118 6.826 ± 0.3575
16 1342 1342/1342 1342 ± 0.00002381 6.189 5.788/6.389 6.132 ± 0.4045
17 1342 1342/1342 1342 ± 0.00002393 6.15 5.883/6.427 6.112 ± 0.3895
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS3.2.sb45478884.eb45758950.60430.75354622686_split_split.ms
Start time
2025-07-18 12:06:42.611
End
2025-07-18 13:21:53.544
Duration
1:15:10.933
Note, WebLog generation is not included in the time.

CASA logs for stage 8