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

Statwt Summary Plot

VLASS3.2.sb45458712.eb46169388.60476.06293818287_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 5.458 5.16/6.257 5.493 ± 0.9034
ea02 1342 1342/1342 1342 ± 0.00002709 5.583 5.11/6.317 5.513 ± 0.8906
ea03 1342 1342/1342 1342 ± 0.000001853 5.082 4.958/5.784 5.319 ± 0.6079
ea04 1342 1342/1342 1342 ± 0.00004517 5.043 4.587/5.888 5.07 ± 0.771
ea05 1342 1342/1342 1342 ± 0.00004731 5.222 4.848/6.145 5.304 ± 0.9111
ea06 1342 1342/1342 1342 ± 0.00001597 4.887 4.695/5.828 5.065 ± 0.7064
ea07 1342 1342/1342 1342 ± 0.0000362 5.063 4.817/6.121 5.309 ± 0.8719
ea08 1342 1342/1342 1342 ± 0.000002929 5.644 5.243/6.633 5.667 ± 0.9686
ea09 1342 1342/1342 1342 ± 0.00004128 5.087 4.836/5.621 5.133 ± 0.721
ea10 1342 1342/1342 1342 ± 0.00004203 4.44 4.233/4.846 4.366 ± 0.5807
ea11 1342 1342/1342 1342 ± 0.00005026 5.526 4.839/6.356 5.368 ± 1.014
ea12 1342 1342/1342 1342 ± 0.00004363 5.031 4.491/5.741 4.992 ± 0.7989
ea14 1342 1342/1342 1342 ± 0.00004504 5.311 5.043/6.363 5.422 ± 0.8907
ea15 1342 1342/1342 1342 ± 0.00004747 5.35 5.001/6.387 5.462 ± 0.9368
ea16 1342 1342/1342 1342 ± 0.00001425 5.5 5.091/6.207 5.478 ± 0.8177
ea17 1342 1342/1342 1342 ± 0.00003842 5.634 5.14/6.49 5.67 ± 0.9934
ea18 1342 1342/1342 1342 ± 0.000006275 5.603 5.373/6.544 5.67 ± 0.9254
ea19 1342 1342/1342 1342 ± 0.00003094 5.215 4.889/6.192 5.298 ± 0.8739
ea20 1342 1342/1342 1342 ± 0.000013 5.762 5.505/6.527 5.952 ± 0.7533
ea21 1342 1342/1342 1342 ± 0.000003704 4.76 4.557/5.325 4.874 ± 0.5256
ea22 1342 1342/1342 1342 ± 0.00001216 5.409 4.99/6.229 5.414 ± 0.8884
ea23 1342 1342/1342 1342 ± 0.00004304 5.532 4.988/6.338 5.48 ± 0.9261
ea24 1342 1342/1342 1342 ± 0 5.101 4.799/6.193 5.391 ± 0.7119
ea25 1342 1342/1342 1342 ± 0.000005553 5.375 5.045/6.274 5.613 ± 0.7158
ea27 1342 1342/1342 1342 ± 0.000009052 5.048 4.702/6.042 5.176 ± 0.8074
ea28 1342 1342/1342 1342 ± 0 5.737 5.57/6.555 5.979 ± 0.6753
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 5.118 4.901/5.299 5.082 ± 0.3123
5 1342 1342/1342 1342 ± 0.00002671 4.973 4.783/5.405 5.033 ± 0.3666
6 1342 1342/1342 1342 ± 0.00002348 5.02 4.831/5.33 5.068 ± 0.3096
7 1342 1342/1342 1342 ± 0.00002348 5.109 4.971/5.346 5.137 ± 0.3089
8 1342 1342/1342 1342 ± 0.00002348 5.103 4.937/5.361 5.147 ± 0.3513
9 1342 1342/1342 1342 ± 0.00002348 5.489 5.14/5.771 5.428 ± 0.3551
10 1342 1342/1342 1342 ± 0.00002348 5.968 5.74/6.117 5.908 ± 0.36
11 1342 1342/1342 1342 ± 0.00002348 6.216 6.091/6.49 6.194 ± 0.3729
12 1342 1342/1342 1342 ± 0.00002348 6.425 6.191/6.555 6.347 ± 0.4398
13 1342 1342/1342 1342 ± 0.00002361 6.598 6.31/6.888 6.525 ± 0.534
14 1342 1342/1342 1342 ± 0.00004534 4.971 4.609/5.374 5.099 ± 0.6948
15 1342 1342/1342 1342 ± 0.00002348 6.349 5.995/6.621 6.24 ± 0.5422
16 1342 1342/1342 1342 ± 0.00006098 3.889 3.744/4.132 4.026 ± 0.4682
17 1342 1342/1342 1342 ± 0.00006091 3.808 3.646/3.994 3.909 ± 0.4174
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS3.2.sb45458712.eb46169388.60476.06293818287_split_split.ms
Start time
2025-07-23 07:56:03.229
End
2025-07-23 08:45:56.389
Duration
0:49:53.160
Note, WebLog generation is not included in the time.

CASA logs for stage 8