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 5.315 5.225/6.378 5.665 ± 0.8496
ea02 1342 1342/1342 1342 ± 0.000002413 5.443 5.045/6.171 5.562 ± 0.8655
ea03 1342 1342/1342 1342 ± 0 5.762 4.957/6.43 5.646 ± 0.8612
ea04 1342 1342/1342 1342 ± 0.00003731 5.046 4.78/5.964 5.308 ± 0.7218
ea05 1342 1342/1342 1342 ± 0.0000401 5.072 4.894/6.341 5.425 ± 0.8667
ea06 1342 1342/1342 1342 ± 0 5.237 4.593/5.647 5.198 ± 0.7334
ea07 1342 1342/1342 1342 ± 0.000001207 5.045 4.856/6.173 5.477 ± 0.8927
ea08 1342 1342/1342 1342 ± 0 5.535 5.143/6.527 5.778 ± 0.8814
ea09 1342 1342/1342 1342 ± 0.00003751 4.814 4.651/5.971 5.124 ± 0.7633
ea10 1342 1342/1342 1342 ± 0.00004152 4.761 4.516/5.82 5.058 ± 0.7712
ea11 1342 1342/1342 1342 ± 0.0000419 4.986 4.448/6.078 5.238 ± 0.8969
ea12 1342 1342/1342 1342 ± 0.00003057 5.049 4.739/5.907 5.275 ± 0.6535
ea14 1342 1342/1342 1342 ± 0.00004051 5.295 5.113/6.24 5.606 ± 0.7018
ea15 1342 1342/1342 1342 ± 0.00004109 5.284 5.024/6.234 5.536 ± 0.8916
ea16 1342 1342/1342 1342 ± 0 5.603 5.235/6.425 5.718 ± 0.8985
ea17 1342 1342/1342 1342 ± 0.000009625 5.315 4.985/6.574 5.659 ± 0.7884
ea18 1342 1342/1342 1342 ± 0 5.819 5.212/6.611 5.873 ± 0.8073
ea19 1342 1342/1342 1342 ± 0.00001177 5.225 4.958/6.237 5.492 ± 0.7461
ea21 1342 1342/1342 1342 ± 0 5.025 4.696/5.66 5.116 ± 0.6908
ea22 1342 1342/1342 1342 ± 0 5.341 5.134/6.377 5.591 ± 0.7876
ea23 1342 1342/1342 1342 ± 0.0000415 5.287 5.02/6.149 5.572 ± 0.7739
ea24 1342 1342/1342 1342 ± 0 5.302 4.903/6.35 5.514 ± 0.8073
ea25 1342 1342/1342 1342 ± 0 6.081 5.133/6.625 5.922 ± 0.953
ea27 1342 1342/1342 1342 ± 0 5.24 4.834/6.238 5.461 ± 0.7662
ea28 1342 1342/1342 1342 ± 0.00001325 5.399 5.255/6.749 5.795 ± 0.8676
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 4.855 4.728/4.99 4.825 ± 0.2827
4 1342 1342/1342 1342 ± 0.00002453 3.85 3.639/4.075 3.873 ± 0.2989
5 1342 1342/1342 1342 ± 0.00002392 4.942 4.731/5.198 4.971 ± 0.2906
6 1342 1342/1342 1342 ± 0.00002392 4.955 4.763/5.206 4.951 ± 0.2513
7 1342 1342/1342 1342 ± 0.00002392 5.048 4.9/5.137 5.01 ± 0.2195
8 1342 1342/1342 1342 ± 0.00002392 4.984 4.821/5.134 4.972 ± 0.246
9 1342 1342/1342 1342 ± 0.00002392 5.314 5.184/5.519 5.301 ± 0.2552
10 1342 1342/1342 1342 ± 0.00002392 5.898 5.739/6.007 5.853 ± 0.2486
11 1342 1342/1342 1342 ± 0.00002392 6.148 6.009/6.218 6.089 ± 0.2557
12 1342 1342/1342 1342 ± 0.00002392 6.241 6.078/6.429 6.246 ± 0.298
13 1342 1342/1342 1342 ± 0.00002392 6.714 6.5/6.872 6.675 ± 0.304
14 1342 1342/1342 1342 ± 0.00002392 6.859 6.478/7.006 6.789 ± 0.3364
15 1342 1342/1342 1342 ± 0.00002392 6.525 6.207/6.746 6.489 ± 0.3371
16 1342 1342/1342 1342 ± 0.00005706 5.316 5.102/5.543 5.366 ± 0.3927
17 1342 1342/1342 1342 ± 0.00005999 5.075 4.908/5.281 5.156 ± 0.3569
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-07-22 13:20:26.754
End
2025-07-22 14:16:53.977
Duration
0:56:27.223
Note, WebLog generation is not included in the time.

CASA logs for stage 8