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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 5.653/6.833 6.135 ± 0.7502
ea02 1342 1342/1342 1342 ± 0 6.17 5.569/6.545 6.13 ± 0.6991
ea03 1342 1342/1342 1342 ± 0 6.155 5.449/6.724 6.084 ± 0.8275
ea04 1342 1342/1342 1342 ± 0 5.638 5.133/6.095 5.62 ± 0.6779
ea05 1342 1342/1342 1342 ± 0 5.904 5.37/6.446 5.918 ± 0.7413
ea06 1342 1342/1342 1342 ± 0 5.826 5.187/6.182 5.688 ± 0.8528
ea07 1342 1342/1342 1342 ± 0 6.188 5.32/6.553 5.989 ± 0.7541
ea08 1342 1342/1342 1342 ± 0 6.447 5.824/6.831 6.407 ± 0.6556
ea09 1342 1342/1342 1342 ± 0 5.71 5.18/6.414 5.73 ± 0.8323
ea10 1342 1342/1342 1342 ± 0 5.677 5.22/6.184 5.641 ± 0.7808
ea11 1342 1342/1342 1342 ± 0.000002523 5.75 5.343/6.4 5.784 ± 0.7814
ea12 1342 1342/1342 1342 ± 0 5.519 5.308/6.168 5.671 ± 0.6918
ea13 1342 1342/1342 1342 ± 0 6.02 5.604/6.432 5.858 ± 1.188
ea14 1342 1342/1342 1342 ± 0 6.081 5.611/6.558 6.047 ± 0.7776
ea15 1342 1342/1342 1342 ± 0 6.705 6.645/7.266 6.888 ± 0.4079
ea17 1342 1342/1342 1342 ± 0 6.131 5.799/6.885 6.253 ± 0.7955
ea18 1342 1342/1342 1342 ± 0 6.343 5.887/6.923 6.432 ± 0.6693
ea19 1342 1342/1342 1342 ± 0 6.018 5.538/6.554 6.026 ± 0.7393
ea20 1342 1342/1342 1342 ± 0 6.425 5.962/7.022 6.483 ± 0.7309
ea21 1342 1342/1342 1342 ± 0 5.374 5.134/5.93 5.513 ± 0.5575
ea22 1342 1342/1342 1342 ± 0 6.162 5.642/6.705 6.185 ± 0.6817
ea23 1342 1342/1342 1342 ± 0 6.052 5.481/6.339 5.965 ± 0.7721
ea24 1342 1342/1342 1342 ± 0 6.231 5.187/6.625 5.939 ± 0.7114
ea25 1342 1342/1342 1342 ± 0 6.557 5.705/7.003 6.501 ± 0.785
ea27 1342 1342/1342 1342 ± 0 5.636 5.268/6.269 5.642 ± 0.6875
ea28 1342 1342/1342 1342 ± 0 6.274 5.776/7.058 6.406 ± 0.7361
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 ± 0.00002393 5.551 5.357/5.72 5.565 ± 0.2472
3 1342 1342/1342 1342 ± 0.0000249 4.277 3.94/4.681 4.296 ± 0.8178
4 1342 1342/1342 1342 ± 0.00002544 5.46 5.172/5.695 5.438 ± 0.2976
5 1342 1342/1342 1342 ± 0.000024 5.405 5.144/5.649 5.415 ± 0.3019
6 1342 1342/1342 1342 ± 0.00002393 5.372 5.191/5.633 5.399 ± 0.2873
7 1342 1342/1342 1342 ± 0.00002393 5.516 5.343/5.694 5.53 ± 0.2425
8 1342 1342/1342 1342 ± 0.00002393 5.489 5.185/5.672 5.45 ± 0.2885
9 1342 1342/1342 1342 ± 0.00002393 5.752 5.567/5.931 5.758 ± 0.2837
10 1342 1342/1342 1342 ± 0.00002348 6.266 6.148/6.373 6.244 ± 0.2684
11 1342 1342/1342 1342 ± 0.00002348 6.462 6.208/6.567 6.454 ± 0.2736
12 1342 1342/1342 1342 ± 0.00002348 6.61 6.333/6.773 6.581 ± 0.3219
13 1342 1342/1342 1342 ± 0.00002348 7.036 6.83/7.265 7.032 ± 0.3384
14 1342 1342/1342 1342 ± 0.00002348 7.301 6.917/7.54 7.225 ± 0.3431
15 1342 1342/1342 1342 ± 0.00002348 6.867 6.517/7.152 6.845 ± 0.3755
16 1342 1342/1342 1342 ± 0.00002348 6.366 6.02/6.787 6.372 ± 0.4158
17 1342 1342/1342 1342 ± 0.00002348 6.423 5.993/6.65 6.303 ± 0.4087
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-07-29 04:30:42.584
End
2025-07-29 05:20:46.672
Duration
0:50:04.088
Note, WebLog generation is not included in the time.

CASA logs for stage 8