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

Statwt Summary Plot

VLASS3.2.sb45651824.eb45865366.60434.814344212966_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 6.061 5.218/6.707 5.951 ± 0.8129
ea02 1342 1342/1342 1342 ± 0 6.151 5.585/6.431 6.127 ± 0.6785
ea03 1342 1342/1342 1342 ± 0 6.055 5.175/6.58 5.972 ± 0.7868
ea04 1342 1342/1342 1342 ± 0.00002544 5.66 5.075/6.016 5.598 ± 0.6036
ea05 1342 1342/1342 1342 ± 0.000001151 5.935 5.27/6.603 5.908 ± 0.6859
ea06 1342 1342/1342 1342 ± 0 5.793 4.846/6.036 5.581 ± 0.6828
ea07 1342 1342/1342 1342 ± 0 6.098 4.993/6.25 5.853 ± 0.7649
ea08 1342 1342/1342 1342 ± 0 6.457 5.483/6.761 6.224 ± 0.8014
ea09 1342 1342/1342 1342 ± 0 5.668 4.994/6.325 5.723 ± 0.7383
ea10 1342 1342/1342 1342 ± 0 5.474 4.695/6.024 5.443 ± 0.6683
ea11 1342 1342/1342 1342 ± 0.000001151 5.369 4.738/6.155 5.47 ± 0.7215
ea12 1342 1342/1342 1342 ± 0 5.548 5.084/6.223 5.673 ± 0.6549
ea13 1342 1342/1342 1342 ± 0 6.195 5.404/6.313 5.971 ± 0.5685
ea14 1342 1342/1342 1342 ± 0.000001993 6.029 5.388/6.484 5.966 ± 0.6375
ea15 1342 1342/1342 1342 ± 0 6.475 5.554/6.818 6.302 ± 0.7376
ea16 1342 1342/1342 1342 ± 0 6.153 5.519/6.606 6.126 ± 0.7825
ea17 1342 1342/1342 1342 ± 0 6.131 5.493/7.025 6.18 ± 0.7769
ea18 1342 1342/1342 1342 ± 0 6.316 5.568/7.116 6.363 ± 0.7858
ea19 1342 1342/1342 1342 ± 0 5.903 4.817/6.431 5.7 ± 0.8462
ea20 1342 1342/1342 1342 ± 0 6.369 6.13/6.721 6.352 ± 0.5332
ea21 1342 1342/1342 1342 ± 0 5.476 5.008/5.873 5.503 ± 0.5481
ea22 1342 1342/1342 1342 ± 0 6.395 5.227/6.653 6.085 ± 0.8125
ea23 1342 1342/1342 1342 ± 0 5.921 5.177/6.277 5.865 ± 0.7842
ea24 1342 1342/1342 1342 ± 0 6.112 4.909/6.421 5.691 ± 0.8015
ea25 1342 1342/1342 1342 ± 0 6.491 5.21/6.892 6.224 ± 0.9635
ea27 1342 1342/1342 1342 ± 0 5.812 5.06/6.38 5.77 ± 0.7075
ea28 1342 1342/1342 1342 ± 0 6.366 5.463/6.912 6.205 ± 0.7737
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 ± 0.00002348 4.941 4.752/5.177 4.971 ± 0.2964
4 1342 1342/1342 1342 ± 0.00002948 4.854 4.62/5.157 4.888 ± 0.3526
5 1342 1342/1342 1342 ± 0.00002326 5.187 4.991/5.518 5.233 ± 0.2891
6 1342 1342/1342 1342 ± 0.00002348 5.103 4.99/5.485 5.172 ± 0.2846
7 1342 1342/1342 1342 ± 0.00002348 5.225 4.993/5.342 5.189 ± 0.2408
8 1342 1342/1342 1342 ± 0.00002348 5.113 4.965/5.365 5.143 ± 0.2846
9 1342 1342/1342 1342 ± 0.00002326 5.509 5.215/5.659 5.455 ± 0.265
10 1342 1342/1342 1342 ± 0.00002348 6.118 6.022/6.285 6.094 ± 0.2484
11 1342 1342/1342 1342 ± 0.00002306 6.317 6.109/6.51 6.298 ± 0.2686
12 1342 1342/1342 1342 ± 0.00002306 6.429 6.227/6.612 6.44 ± 0.3095
13 1342 1342/1342 1342 ± 0.00002306 6.882 6.592/7.099 6.865 ± 0.3364
14 1342 1342/1342 1342 ± 0.00002306 7.104 6.846/7.37 7.091 ± 0.3401
15 1342 1342/1342 1342 ± 0.00002306 6.771 6.584/7.142 6.815 ± 0.3628
16 1342 1342/1342 1342 ± 0.00002306 6.235 5.881/6.545 6.214 ± 0.4225
17 1342 1342/1342 1342 ± 0.00002306 6.241 5.948/6.45 6.189 ± 0.4078
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45651824.eb45865366.60434.814344212966_split_split.ms
overwrite_modelcol
False
Start time
2025-07-24 23:42:18.841
End
2025-07-25 00:52:45.412
Duration
1:10:26.571
Note, WebLog generation is not included in the time.

CASA logs for stage 8