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

Statwt Summary Plot

VLASS3.2.sb45665927.eb46086746.60447.529309328704_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 6.28 5.733/6.705 6.269 ± 0.6442
ea02 1342 1342/1342 1342 ± 0 5.898 5.262/6.076 5.809 ± 0.5841
ea03 1342 1342/1342 1342 ± 0 6.335 5.596/6.981 6.366 ± 0.756
ea04 1342 1342/1342 1342 ± 0 5.766 5.209/6.204 5.794 ± 0.6
ea05 1342 1342/1342 1342 ± 0.000001602 6.232 5.46/6.92 6.208 ± 0.6895
ea06 1342 1342/1342 1342 ± 0 6.373 5.344/6.581 6.105 ± 0.7006
ea07 1342 1342/1342 1342 ± 0 5.911 5.174/6.214 5.799 ± 0.6946
ea08 1342 1342/1342 1342 ± 0 5.908 4.97/6.067 5.677 ± 0.6692
ea09 1342 1342/1342 1342 ± 0 5.62 5.041/6.369 5.74 ± 0.6548
ea10 1342 1342/1342 1342 ± 0 5.842 5.332/6.308 5.809 ± 0.5991
ea11 1342 1342/1342 1342 ± 0 5.819 5.455/6.666 6.011 ± 0.7251
ea12 1342 1342/1342 1342 ± 0 5.84 5.484/6.476 5.96 ± 0.6226
ea13 1342 1342/1342 1342 ± 0 5.681 4.95/5.746 5.45 ± 0.5289
ea14 1342 1342/1342 1342 ± 0 6.263 5.77/6.782 6.326 ± 0.5823
ea15 1342 1342/1342 1342 ± 0 6.316 5.644/6.763 6.298 ± 0.7198
ea16 1342 1342/1342 1342 ± 0 6.48 5.885/6.973 6.5 ± 0.7076
ea17 1342 1342/1342 1342 ± 0 6.189 5.745/7.095 6.348 ± 0.7064
ea18 1342 1342/1342 1342 ± 0 6.206 5.656/6.493 6.103 ± 0.4849
ea19 1342 1342/1342 1342 ± 0 6.31 5.618/6.822 6.286 ± 0.6563
ea20 1342 1342/1342 1342 ± 0 6.372 5.728/6.897 6.291 ± 0.678
ea21 1342 1342/1342 1342 ± 0 5.618 5.12/6.005 5.627 ± 0.5459
ea22 1342 1342/1342 1342 ± 0 5.668 4.956/5.969 5.521 ± 0.6007
ea23 1342 1342/1342 1342 ± 0 6.267 5.652/6.463 6.188 ± 0.671
ea24 1342 1342/1342 1342 ± 0 5.699 4.6/5.901 5.355 ± 0.6684
ea25 1342 1342/1342 1342 ± 0 6.725 5.842/7.258 6.675 ± 0.8453
ea27 1342 1342/1342 1342 ± 0 6.237 5.435/6.672 6.112 ± 0.6698
ea28 1342 1342/1342 1342 ± 0 6.117 5.432/6.643 6.065 ± 0.6662
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 ± 0.00002382 5.588 5.373/5.714 5.496 ± 0.3503
4 1342 1342/1342 1342 ± 0.0000242 5.316 5.075/5.554 5.346 ± 0.354
5 1342 1342/1342 1342 ± 0.00002351 5.291 5.036/5.483 5.283 ± 0.3438
6 1342 1342/1342 1342 ± 0.00002349 5.137 4.961/5.469 5.202 ± 0.3002
7 1342 1342/1342 1342 ± 0.00002349 5.463 5.094/5.68 5.395 ± 0.3387
8 1342 1342/1342 1342 ± 0.0000233 5.433 5.153/5.677 5.384 ± 0.37
9 1342 1342/1342 1342 ± 0.00002306 5.783 5.373/5.961 5.7 ± 0.3706
10 1342 1342/1342 1342 ± 0.00002306 6.189 5.837/6.387 6.133 ± 0.3287
11 1342 1342/1342 1342 ± 0.00002306 6.427 6.043/6.666 6.348 ± 0.3432
12 1342 1342/1342 1342 ± 0.00002306 6.48 6.097/6.822 6.484 ± 0.3975
13 1342 1342/1342 1342 ± 0.00002306 6.992 6.611/7.313 6.946 ± 0.4504
14 1342 1342/1342 1342 ± 0.00002306 7.179 6.789/7.448 7.134 ± 0.4388
15 1342 1342/1342 1342 ± 0.00002306 6.85 6.521/7.096 6.852 ± 0.4139
16 1342 1342/1342 1342 ± 0.00002306 6.264 6.032/6.607 6.295 ± 0.3858
17 1342 1342/1342 1342 ± 0.00002306 6.228 5.954/6.535 6.218 ± 0.3782
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
output_dir
 
Start time
2025-07-29 20:52:36.634
End
2025-07-29 22:09:09.059
Duration
1:16:32.426
Note, WebLog generation is not included in the time.

CASA logs for stage 8