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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 5.99 5.637/6.632 6.109 ± 0.6941
ea02 1342 1342/1342 1342 ± 0 6.277 5.574/6.488 6.208 ± 0.6179
ea03 1342 1342/1342 1342 ± 0 6.186 5.448/6.822 6.216 ± 0.7624
ea04 1342 1342/1342 1342 ± 0 5.606 5.039/6.021 5.605 ± 0.5908
ea05 1342 1342/1342 1342 ± 0 5.881 5.383/6.555 5.943 ± 0.7481
ea06 1342 1342/1342 1342 ± 0 6.103 5.112/6.296 5.831 ± 0.6813
ea07 1342 1342/1342 1342 ± 0 5.899 5.313/6.45 5.954 ± 0.7383
ea08 1342 1342/1342 1342 ± 0 6.489 5.715/6.883 6.443 ± 0.7054
ea09 1342 1342/1342 1342 ± 0 5.725 5.178/6.451 5.793 ± 0.6379
ea10 1342 1342/1342 1342 ± 0 5.732 5.243/6.239 5.673 ± 0.8158
ea11 1342 1342/1342 1342 ± 0 5.647 5.277/6.531 5.807 ± 0.7583
ea12 1342 1342/1342 1342 ± 0 5.668 5.253/6.181 5.739 ± 0.723
ea13 1342 1342/1342 1342 ± 0 6.051 5.629/6.396 6.074 ± 0.5153
ea14 1342 1342/1342 1342 ± 0 6.075 5.551/6.519 6.048 ± 0.7405
ea15 1342 1342/1342 1342 ± 0 6.191 5.576/6.621 6.17 ± 0.6787
ea16 1342 1342/1342 1342 ± 0 6.219 5.751/6.719 6.3 ± 0.682
ea17 1342 1342/1342 1342 ± 0 6.142 5.762/6.89 6.299 ± 0.8264
ea18 1342 1342/1342 1342 ± 0 6.339 5.86/6.965 6.438 ± 0.7054
ea19 1342 1342/1342 1342 ± 0 5.943 5.464/6.553 6.039 ± 0.7495
ea20 1342 1342/1342 1342 ± 0 5.967 5.779/6.068 5.816 ± 0.4247
ea21 1342 1342/1342 1342 ± 0 5.451 5.054/5.871 5.513 ± 0.509
ea22 1342 1342/1342 1342 ± 0 5.954 5.467/6.389 5.975 ± 0.6597
ea23 1342 1342/1342 1342 ± 0 6.173 5.423/6.324 6.032 ± 0.649
ea24 1342 1342/1342 1342 ± 0 6.236 5.35/6.72 6.033 ± 0.6939
ea25 1342 1342/1342 1342 ± 0 6.599 5.749/7.166 6.544 ± 0.8498
ea27 1342 1342/1342 1342 ± 0 6.006 5.38/6.434 5.911 ± 0.6012
ea28 1342 1342/1342 1342 ± 0 6.463 5.735/7.074 6.405 ± 0.6845
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 ± 0.00002306 5.465 5.299/5.645 5.488 ± 0.2559
3 1342 1342/1342 1342 ± 0.00003255 4.584 4.398/4.959 4.686 ± 0.6163
4 1342 1342/1342 1342 ± 0.00002306 5.284 5.085/5.571 5.334 ± 0.3098
5 1342 1342/1342 1342 ± 0.00002306 5.385 5.178/5.689 5.454 ± 0.3021
6 1342 1342/1342 1342 ± 0.00002306 5.457 5.168/5.626 5.406 ± 0.2754
7 1342 1342/1342 1342 ± 0.00002306 5.499 5.362/5.701 5.51 ± 0.2463
8 1342 1342/1342 1342 ± 0.00002306 5.469 5.2/5.606 5.443 ± 0.2846
9 1342 1342/1342 1342 ± 0.00002306 5.759 5.621/5.961 5.768 ± 0.2965
10 1342 1342/1342 1342 ± 0.00002349 6.213 6.103/6.326 6.209 ± 0.2578
11 1342 1342/1342 1342 ± 0.00002349 6.469 6.241/6.622 6.426 ± 0.2743
12 1342 1342/1342 1342 ± 0.00002349 6.557 6.345/6.784 6.574 ± 0.3251
13 1342 1342/1342 1342 ± 0.00002349 7.011 6.759/7.28 7.022 ± 0.3364
14 1342 1342/1342 1342 ± 0.00002349 7.267 7.003/7.437 7.221 ± 0.3579
15 1342 1342/1342 1342 ± 0.00002349 6.945 6.654/7.207 6.945 ± 0.3541
16 1342 1342/1342 1342 ± 0.00002349 6.32 6.035/6.668 6.33 ± 0.3861
17 1342 1342/1342 1342 ± 0.00002349 6.276 6.075/6.477 6.281 ± 0.3705
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
Start time
2025-07-30 07:35:10.401
End
2025-07-30 08:36:03.466
Duration
1:00:53.065
Note, WebLog generation is not included in the time.

CASA logs for stage 8