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

Statwt Summary Plot

VLASS3.2.sb45520569.eb45733624.60429.987892812496_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 5.976 5.5/6.298 5.932 ± 0.6394
ea02 1342 1342/1342 1342 ± 0 6.385 5.761/6.496 6.337 ± 0.6115
ea03 1342 1342/1342 1342 ± 0 6.089 5.474/6.66 6.144 ± 0.6734
ea04 1342 1342/1342 1342 ± 0.00001908 5.491 4.981/5.862 5.459 ± 0.5872
ea05 1342 1342/1342 1342 ± 0.00001623 5.811 5.363/6.546 5.92 ± 0.6874
ea06 1342 1342/1342 1342 ± 0 6.033 5.118/6.193 5.745 ± 0.7401
ea07 1342 1342/1342 1342 ± 0.000001622 6.087 5.278/6.257 5.905 ± 0.7534
ea08 1342 1342/1342 1342 ± 0.000001147 6.507 5.696/6.838 6.375 ± 0.7186
ea09 1342 1342/1342 1342 ± 0.000007674 5.904 5.215/6.368 5.882 ± 0.6306
ea10 1342 1342/1342 1342 ± 0.000003033 5.479 5.2/6.085 5.586 ± 0.6363
ea11 1342 1342/1342 1342 ± 0.0000263 5.399 5.167/6.185 5.599 ± 0.6792
ea12 1342 1342/1342 1342 ± 0.000005337 5.529 5.431/6.313 5.794 ± 0.5697
ea13 1342 1342/1342 1342 ± 0 6.24 5.587/6.308 6.064 ± 0.6291
ea14 1342 1342/1342 1342 ± 0.000001986 6.049 5.696/6.621 6.14 ± 0.6928
ea15 1342 1342/1342 1342 ± 0.00002167 5.309 4.86/5.581 5.307 ± 0.4785
ea16 1342 1342/1342 1342 ± 0 6.302 5.702/6.653 6.305 ± 0.6666
ea17 1342 1342/1342 1342 ± 0 6.251 5.845/7.072 6.36 ± 0.681
ea18 1342 1342/1342 1342 ± 0 6.613 6.006/7.273 6.564 ± 0.737
ea19 1342 1342/1342 1342 ± 0.000001986 5.888 5.514/6.628 6.009 ± 0.6608
ea20 1342 1342/1342 1342 ± 0 6.28 5.634/6.674 6.226 ± 0.5623
ea21 1342 1342/1342 1342 ± 0 5.535 5.169/5.924 5.623 ± 0.4925
ea22 1342 1342/1342 1342 ± 0.000001166 6.482 5.938/6.94 6.397 ± 0.6617
ea23 1342 1342/1342 1342 ± 0.000001166 5.957 5.552/6.368 6.056 ± 0.6412
ea24 1342 1342/1342 1342 ± 0 6.133 5.35/6.496 5.984 ± 0.5979
ea25 1342 1342/1342 1342 ± 0 6.594 5.764/6.947 6.55 ± 0.7759
ea27 1342 1342/1342 1342 ± 0 5.925 5.398/6.45 5.937 ± 0.5876
ea28 1342 1342/1342 1342 ± 0 6.383 5.844/6.956 6.427 ± 0.6445
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 ± 0.00002307 5.519 5.322/5.75 5.542 ± 0.2879
3 1342 1342/1342 1342 ± 0.00003234 4.679 4.323/5.061 4.705 ± 0.483
5 1342 1342/1342 1342 ± 0.00002307 5.462 5.217/5.674 5.445 ± 0.3616
6 1342 1342/1342 1342 ± 0.00002307 5.393 5.196/5.699 5.403 ± 0.3238
7 1342 1342/1342 1342 ± 0.00002307 5.525 5.226/5.687 5.479 ± 0.2801
8 1342 1342/1342 1342 ± 0.00002307 5.438 5.154/5.672 5.394 ± 0.3107
9 1342 1342/1342 1342 ± 0.00002307 5.671 5.53/5.942 5.698 ± 0.3291
10 1342 1342/1342 1342 ± 0.00002307 6.137 5.996/6.367 6.129 ± 0.3132
11 1342 1342/1342 1342 ± 0.00002307 6.34 6.08/6.565 6.321 ± 0.3189
12 1342 1342/1342 1342 ± 0.00002307 6.493 6.265/6.671 6.475 ± 0.3832
13 1342 1342/1342 1342 ± 0.00002307 7.057 6.621/7.227 6.935 ± 0.3821
14 1342 1342/1342 1342 ± 0.00002307 7.217 6.875/7.537 7.136 ± 0.417
15 1342 1342/1342 1342 ± 0.00002307 6.884 6.579/7.235 6.82 ± 0.4239
16 1342 1342/1342 1342 ± 0.0000339 6.187 5.812/6.479 6.139 ± 0.444
17 1342 1342/1342 1342 ± 0.00002799 6.221 5.863/6.474 6.139 ± 0.4428
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45520569.eb45733624.60429.987892812496_split_split.ms
overwrite_modelcol
False
Start time
2025-07-18 06:19:11.785
End
2025-07-18 07:27:43.754
Duration
1:08:31.969
Note, WebLog generation is not included in the time.

CASA logs for stage 8