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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 3.816 3.656/4.169 3.9 ± 0.2659
ea02 1342 1342/1342 1342 ± 0 5.739 5.455/6.278 5.949 ± 0.5512
ea03 1342 1342/1342 1342 ± 0 5.727 5.271/6.467 5.854 ± 0.6012
ea04 1342 1342/1342 1342 ± 0.00000346 5.324 5.037/5.8 5.378 ± 0.4805
ea05 1342 1342/1342 1342 ± 0.000004528 5.526 5.129/6.196 5.682 ± 0.5542
ea06 1342 1342/1342 1342 ± 0 5.418 4.896/5.915 5.501 ± 0.5961
ea07 1342 1342/1342 1342 ± 0 5.5 5.18/6.102 5.679 ± 0.6094
ea08 1342 1342/1342 1342 ± 0 5.905 5.482/6.637 6.088 ± 0.596
ea09 1342 1342/1342 1342 ± 0 5.498 5.009/6.117 5.582 ± 0.5454
ea10 1342 1342/1342 1342 ± 0 5.106 4.829/5.844 5.32 ± 0.5317
ea11 1342 1342/1342 1342 ± 0.00003244 5.304 4.756/5.875 5.331 ± 0.5747
ea12 1342 1342/1342 1342 ± 0.00002042 5.22 5.148/6.065 5.457 ± 0.5286
ea13 1342 1342/1342 1342 ± 0 5.821 5.416/6.249 5.845 ± 0.6003
ea14 1342 1342/1342 1342 ± 0.000001308 5.746 5.366/6.366 5.808 ± 0.5386
ea15 1342 1342/1342 1342 ± 0.00001458 5.644 5.32/6.447 5.844 ± 0.6002
ea17 1342 1342/1342 1342 ± 0 5.616 5.481/6.555 5.941 ± 0.6055
ea18 1342 1342/1342 1342 ± 0 6.078 5.733/6.713 6.221 ± 0.5754
ea19 1342 1342/1342 1342 ± 0.00001541 5.532 5.212/6.212 5.71 ± 0.5088
ea20 1342 1342/1342 1342 ± 0 5.712 5.333/6.388 5.839 ± 0.5418
ea21 1342 1342/1342 1342 ± 0 5.13 4.943/5.633 5.311 ± 0.4497
ea22 1342 1342/1342 1342 ± 0 6.419 5.967/6.768 6.362 ± 0.4643
ea23 1342 1342/1342 1342 ± 0 5.567 5.18/6.156 5.682 ± 0.6035
ea24 1342 1342/1342 1342 ± 0 5.87 5.106/6.269 5.724 ± 0.5747
ea25 1342 1342/1342 1342 ± 0 6.154 5.49/6.587 6.177 ± 0.7058
ea28 1342 1342/1342 1342 ± 0 6.042 5.615/6.746 6.173 ± 0.6131
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 ± 0.00002435 5.278 5.043/5.518 5.237 ± 0.4286
5 1342 1342/1342 1342 ± 0.00002422 5.157 4.985/5.377 5.112 ± 0.4063
6 1342 1342/1342 1342 ± 0.00002435 5.025 4.781/5.21 4.96 ± 0.3832
7 1342 1342/1342 1342 ± 0.00002435 5.261 5.05/5.436 5.183 ± 0.3925
8 1342 1342/1342 1342 ± 0.00002435 5.212 4.98/5.423 5.148 ± 0.4294
9 1342 1342/1342 1342 ± 0.00002435 5.506 5.215/5.739 5.406 ± 0.4458
10 1342 1342/1342 1342 ± 0.00002393 5.961 5.759/6.154 5.87 ± 0.4748
11 1342 1342/1342 1342 ± 0.00002393 6.191 5.88/6.366 6.084 ± 0.4911
12 1342 1342/1342 1342 ± 0.00002393 6.275 6.067/6.47 6.205 ± 0.514
13 1342 1342/1342 1342 ± 0.00002393 6.684 6.304/6.914 6.594 ± 0.5586
14 1342 1342/1342 1342 ± 0.00002422 6.487 6.132/6.803 6.419 ± 0.627
15 1342 1342/1342 1342 ± 0.00002393 6.421 6.143/6.689 6.346 ± 0.538
16 1342 1342/1342 1342 ± 0.0000312 5.596 5.225/5.793 5.514 ± 0.5355
17 1342 1342/1342 1342 ± 0.00003426 5.471 5.183/5.748 5.398 ± 0.5096
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2025-07-18 20:57:04.478
End
2025-07-18 21:41:39.873
Duration
0:44:35.395
Note, WebLog generation is not included in the time.

CASA logs for stage 8