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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.349 5.127/6.431 5.668 ± 0.8777
ea02 1342 1342/1342 1342 ± 0.000006817 5.398 5.034/6.194 5.566 ± 0.8999
ea03 1342 1342/1342 1342 ± 0 5.435 4.964/6.443 5.585 ± 0.8654
ea04 1342 1342/1342 1342 ± 0.00004146 4.976 4.797/5.957 5.276 ± 0.7327
ea05 1342 1342/1342 1342 ± 0.00004162 5.149 4.904/6.411 5.446 ± 0.8996
ea06 1342 1342/1342 1342 ± 0 5.091 4.662/5.714 5.203 ± 0.7333
ea07 1342 1342/1342 1342 ± 0.00001533 4.824 4.714/6.014 5.33 ± 0.9019
ea08 1342 1342/1342 1342 ± 0 5.369 5.105/6.509 5.731 ± 0.9041
ea09 1342 1342/1342 1342 ± 0.00004148 4.87 4.665/5.994 5.158 ± 0.764
ea10 1342 1342/1342 1342 ± 0.00004183 4.762 4.512/5.845 5.049 ± 0.7901
ea11 1342 1342/1342 1342 ± 0.00004341 5.031 4.503/6.143 5.266 ± 0.9183
ea12 1342 1342/1342 1342 ± 0.0000376 4.946 4.774/5.946 5.274 ± 0.6672
ea14 1342 1342/1342 1342 ± 0.0000415 5.322 5.079/6.235 5.584 ± 0.7034
ea15 1342 1342/1342 1342 ± 0.00004178 5.23 5.096/6.3 5.574 ± 0.911
ea16 1342 1342/1342 1342 ± 0 5.463 5.207/6.394 5.635 ± 0.889
ea17 1342 1342/1342 1342 ± 0.00003156 5.289 4.978/6.652 5.653 ± 0.8309
ea18 1342 1342/1342 1342 ± 0 5.501 5.236/6.678 5.82 ± 0.8166
ea19 1342 1342/1342 1342 ± 0.00002338 5.164 4.99/6.299 5.509 ± 0.7697
ea21 1342 1342/1342 1342 ± 0 4.833 4.667/5.617 5.047 ± 0.6846
ea22 1342 1342/1342 1342 ± 0 5.347 4.892/6.378 5.559 ± 0.8122
ea23 1342 1342/1342 1342 ± 0.00004152 5.309 5.004/6.208 5.598 ± 0.8056
ea24 1342 1342/1342 1342 ± 0.000008927 5.239 4.918/6.293 5.456 ± 0.7855
ea25 1342 1342/1342 1342 ± 0 5.711 5.141/6.604 5.841 ± 0.9463
ea27 1342 1342/1342 1342 ± 0 5.118 4.921/6.263 5.446 ± 0.7834
ea28 1342 1342/1342 1342 ± 0.00001775 5.417 5.298/6.753 5.809 ± 0.8777
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 ± 0.00002392 4.948 4.768/5.118 4.903 ± 0.3072
4 1342 1342/1342 1342 ± 0.00002764 3.836 3.644/4.058 3.871 ± 0.3031
5 1342 1342/1342 1342 ± 0.00002392 4.955 4.748/5.262 4.992 ± 0.2739
6 1342 1342/1342 1342 ± 0.00002392 4.978 4.771/5.225 4.971 ± 0.2517
7 1342 1342/1342 1342 ± 0.00002392 5.036 4.9/5.155 5.015 ± 0.2206
8 1342 1342/1342 1342 ± 0.00002392 4.979 4.812/5.125 4.971 ± 0.2454
9 1342 1342/1342 1342 ± 0.00002392 5.351 5.127/5.524 5.298 ± 0.2569
10 1342 1342/1342 1342 ± 0.00002392 5.873 5.764/6.018 5.853 ± 0.2414
11 1342 1342/1342 1342 ± 0.00002392 6.145 5.951/6.195 6.094 ± 0.2508
12 1342 1342/1342 1342 ± 0.00002392 6.276 6.014/6.44 6.256 ± 0.2941
13 1342 1342/1342 1342 ± 0.00002392 6.719 6.543/6.921 6.69 ± 0.3018
14 1342 1342/1342 1342 ± 0.00002392 6.811 6.51/6.985 6.765 ± 0.3331
15 1342 1342/1342 1342 ± 0.00002392 6.659 6.273/6.848 6.564 ± 0.3558
16 1342 1342/1342 1342 ± 0.00006052 5.042 4.88/5.239 5.075 ± 0.2835
17 1342 1342/1342 1342 ± 0.0000606 4.863 4.709/5.131 4.933 ± 0.3096
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2025-07-22 21:41:05.771
End
2025-07-22 22:34:47.348
Duration
0:53:41.577
Note, WebLog generation is not included in the time.

CASA logs for stage 8