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 5.298 5.256/6.369 5.677 ± 0.8446
ea02 1342 1342/1342 1342 ± 0 5.359 4.994/6.14 5.526 ± 0.8592
ea03 1342 1342/1342 1342 ± 0 5.721 4.924/6.373 5.609 ± 0.8687
ea04 1342 1342/1342 1342 ± 0.0000355 5.079 4.757/5.915 5.284 ± 0.7122
ea05 1342 1342/1342 1342 ± 0.00003898 5.135 4.926/6.355 5.443 ± 0.8713
ea06 1342 1342/1342 1342 ± 0 5.311 4.636/5.666 5.229 ± 0.7369
ea07 1342 1342/1342 1342 ± 0 4.953 4.751/5.951 5.302 ± 0.8543
ea08 1342 1342/1342 1342 ± 0 5.536 5.058/6.453 5.715 ± 0.8729
ea09 1342 1342/1342 1342 ± 0.00003628 4.867 4.668/5.974 5.147 ± 0.7511
ea10 1342 1342/1342 1342 ± 0.00004151 4.733 4.475/5.765 5.02 ± 0.7608
ea11 1342 1342/1342 1342 ± 0.00004169 4.991 4.482/6.096 5.263 ± 0.8991
ea12 1342 1342/1342 1342 ± 0.00002809 5.008 4.767/5.893 5.259 ± 0.6411
ea14 1342 1342/1342 1342 ± 0.00003936 5.257 5.066/6.18 5.551 ± 0.6756
ea15 1342 1342/1342 1342 ± 0.00003972 5.321 5.042/6.253 5.562 ± 0.886
ea16 1342 1342/1342 1342 ± 0 5.624 5.148/6.329 5.656 ± 0.8817
ea17 1342 1342/1342 1342 ± 0.000004671 5.242 5.003/6.511 5.611 ± 0.7831
ea18 1342 1342/1342 1342 ± 0 5.805 5.188/6.566 5.818 ± 0.8043
ea19 1342 1342/1342 1342 ± 0.00001041 5.197 4.969/6.235 5.499 ± 0.7429
ea21 1342 1342/1342 1342 ± 0 5.008 4.625/5.577 5.055 ± 0.6856
ea22 1342 1342/1342 1342 ± 0 5.294 5.105/6.325 5.552 ± 0.77
ea23 1342 1342/1342 1342 ± 0.0000415 5.265 5.024/6.146 5.578 ± 0.7743
ea24 1342 1342/1342 1342 ± 0 5.263 4.864/6.277 5.462 ± 0.7953
ea25 1342 1342/1342 1342 ± 0 6.072 5.117/6.557 5.875 ± 0.9552
ea27 1342 1342/1342 1342 ± 0 5.288 4.931/6.22 5.465 ± 0.7573
ea28 1342 1342/1342 1342 ± 0.00001367 5.473 5.257/6.721 5.783 ± 0.8563
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 4.908 4.738/5.062 4.857 ± 0.2984
4 1342 1342/1342 1342 ± 0.00002425 3.812 3.607/4.027 3.844 ± 0.2903
5 1342 1342/1342 1342 ± 0.00002392 4.906 4.703/5.222 4.945 ± 0.2686
6 1342 1342/1342 1342 ± 0.00002392 4.937 4.727/5.171 4.924 ± 0.2465
7 1342 1342/1342 1342 ± 0.00002392 4.995 4.863/5.116 4.971 ± 0.2159
8 1342 1342/1342 1342 ± 0.00002392 4.943 4.769/5.068 4.927 ± 0.2373
9 1342 1342/1342 1342 ± 0.00002392 5.295 5.086/5.47 5.251 ± 0.2494
10 1342 1342/1342 1342 ± 0.00002392 5.823 5.717/5.97 5.812 ± 0.2398
11 1342 1342/1342 1342 ± 0.00002392 6.094 5.886/6.149 6.047 ± 0.2488
12 1342 1342/1342 1342 ± 0.00002392 6.224 5.974/6.378 6.205 ± 0.293
13 1342 1342/1342 1342 ± 0.00002392 6.654 6.501/6.854 6.635 ± 0.2971
14 1342 1342/1342 1342 ± 0.00002392 6.807 6.48/6.944 6.742 ± 0.3244
15 1342 1342/1342 1342 ± 0.00002392 6.432 6.218/6.724 6.457 ± 0.3357
16 1342 1342/1342 1342 ± 0.00005544 5.332 5.115/5.58 5.38 ± 0.402
17 1342 1342/1342 1342 ± 0.00005986 5.081 4.901/5.305 5.168 ± 0.3595
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 09:26:01.554
End
2025-07-22 10:17:48.515
Duration
0:51:46.961
Note, WebLog generation is not included in the time.

CASA logs for stage 8