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

Statwt Summary Plot

VLASS3.2.sb45478884.eb45758950.60430.75354622686_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 5.778 5.241/6.18 5.729 ± 0.5603
ea02 1342 1342/1342 1342 ± 0.00002379 6.234 5.426/6.397 6.053 ± 0.6857
ea03 1342 1342/1342 1342 ± 0 6.026 5.333/6.625 6.01 ± 0.7022
ea04 1342 1342/1342 1342 ± 0.00003302 5.553 5.172/6.112 5.636 ± 0.6234
ea05 1342 1342/1342 1342 ± 0.00003581 5.872 5.607/6.514 6.013 ± 0.6248
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.096 5.237/6.222 5.941 ± 0.6711
ea08 1342 1342/1342 1342 ± 0 6.407 5.567/6.739 6.268 ± 0.6486
ea09 1342 1342/1342 1342 ± 0.00001753 5.673 5.122/6.405 5.742 ± 0.6513
ea10 1342 1342/1342 1342 ± 0 5.522 5.017/6.069 5.596 ± 0.5868
ea11 1342 1342/1342 1342 ± 0.00004083 5.382 4.993/6.126 5.533 ± 0.6962
ea12 1342 1342/1342 1342 ± 0.000005342 5.425 5.253/6.295 5.675 ± 0.63
ea13 1342 1342/1342 1342 ± 0 5.775 5.368/6.199 5.879 ± 0.555
ea14 1342 1342/1342 1342 ± 0.00002476 5.969 5.484/6.583 6.018 ± 0.6431
ea15 1342 1342/1342 1342 ± 0.00004076 6.03 5.427/6.467 6.037 ± 0.6791
ea16 1342 1342/1342 1342 ± 0 5.982 5.5/6.685 6.063 ± 0.7118
ea17 1342 1342/1342 1342 ± 0 6.203 5.627/6.999 6.199 ± 0.7627
ea18 1342 1342/1342 1342 ± 0 6.453 5.742/6.957 6.359 ± 0.6547
ea19 1342 1342/1342 1342 ± 0.000001296 5.663 5.258/6.412 5.842 ± 0.5993
ea20 1342 1342/1342 1342 ± 0 6.113 5.64/6.784 6.194 ± 0.6999
ea21 1342 1342/1342 1342 ± 0 5.435 5.048/6.004 5.539 ± 0.5603
ea22 1342 1342/1342 1342 ± 0 6.488 5.702/6.941 6.348 ± 0.6874
ea23 1342 1342/1342 1342 ± 0 5.899 5.649/6.379 6.057 ± 0.6442
ea24 1342 1342/1342 1342 ± 0 5.878 5.09/6.337 5.733 ± 0.6122
ea25 1342 1342/1342 1342 ± 0 6.46 5.585/6.86 6.355 ± 0.7796
ea27 1342 1342/1342 1342 ± 0 5.776 5.325/6.476 5.873 ± 0.6079
ea28 1342 1342/1342 1342 ± 0 6.158 5.592/6.838 6.14 ± 0.6679
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 ± 0.00002377 5.362 5.249/5.513 5.366 ± 0.2159
4 1342 1342/1342 1342 ± 0.00004154 5.075 4.767/5.194 5.027 ± 0.3315
5 1342 1342/1342 1342 ± 0.0000293 5.022 4.86/5.391 5.089 ± 0.3483
6 1342 1342/1342 1342 ± 0.00002379 5.173 5.017/5.398 5.207 ± 0.2756
7 1342 1342/1342 1342 ± 0.00002377 5.336 5.171/5.471 5.328 ± 0.2222
8 1342 1342/1342 1342 ± 0.00002377 5.295 5.128/5.478 5.304 ± 0.2515
9 1342 1342/1342 1342 ± 0.00002377 5.626 5.469/5.885 5.643 ± 0.275
10 1342 1342/1342 1342 ± 0.00002377 6.092 5.929/6.23 6.084 ± 0.2355
11 1342 1342/1342 1342 ± 0.00002377 6.371 6.157/6.515 6.324 ± 0.255
12 1342 1342/1342 1342 ± 0.00002377 6.406 6.198/6.663 6.473 ± 0.2932
13 1342 1342/1342 1342 ± 0.00002351 6.962 6.609/7.176 6.897 ± 0.3185
14 1342 1342/1342 1342 ± 0.00002377 7.083 6.774/7.312 7.035 ± 0.3121
15 1342 1342/1342 1342 ± 0.00002377 6.703 6.459/6.953 6.689 ± 0.3387
16 1342 1342/1342 1342 ± 0.00004778 5.923 5.61/6.261 5.943 ± 0.3926
17 1342 1342/1342 1342 ± 0.00004432 5.882 5.681/6.212 5.917 ± 0.3737
vis
VLASS3.2.sb45478884.eb45758950.60430.75354622686_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2025-07-18 11:06:52.751
End
2025-07-18 12:00:34.026
Duration
0:53:41.275
Note, WebLog generation is not included in the time.

CASA logs for stage 8