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 5.384 5.188/6.45 5.738 ± 0.8228
ea02 1342 1342/1342 1342 ± 0.00001909 5.495 5.049/6.244 5.607 ± 0.9005
ea03 1342 1342/1342 1342 ± 0 5.495 5.043/6.496 5.691 ± 0.8256
ea04 1342 1342/1342 1342 ± 0.00004168 5.005 4.824/6 5.337 ± 0.7001
ea05 1342 1342/1342 1342 ± 0.00004189 5.141 4.941/6.406 5.514 ± 0.8385
ea06 1342 1342/1342 1342 ± 0 5.151 4.675/5.743 5.234 ± 0.732
ea07 1342 1342/1342 1342 ± 0.00001273 5.025 4.907/6.243 5.563 ± 0.8987
ea08 1342 1342/1342 1342 ± 0 5.434 5.219/6.593 5.848 ± 0.8632
ea09 1342 1342/1342 1342 ± 0.00004175 4.864 4.71/6.039 5.203 ± 0.7442
ea10 1342 1342/1342 1342 ± 0.0000419 4.838 4.585/5.884 5.124 ± 0.771
ea11 1342 1342/1342 1342 ± 0.00004204 5.036 4.515/6.127 5.274 ± 0.8958
ea12 1342 1342/1342 1342 ± 0.0000375 5.077 4.802/5.961 5.33 ± 0.6569
ea14 1342 1342/1342 1342 ± 0.00004189 5.362 5.178/6.298 5.669 ± 0.6979
ea15 1342 1342/1342 1342 ± 0.00004189 5.277 5.074/6.305 5.606 ± 0.8644
ea16 1342 1342/1342 1342 ± 0 5.532 5.297/6.464 5.753 ± 0.8509
ea17 1342 1342/1342 1342 ± 0.00002455 5.373 5.048/6.71 5.73 ± 0.8026
ea18 1342 1342/1342 1342 ± 0 5.635 5.356/6.652 5.924 ± 0.7871
ea19 1342 1342/1342 1342 ± 0.00002078 5.258 5.047/6.319 5.572 ± 0.7325
ea21 1342 1342/1342 1342 ± 0 4.925 4.74/5.704 5.119 ± 0.6923
ea22 1342 1342/1342 1342 ± 0 5.421 5.01/6.414 5.647 ± 0.7674
ea23 1342 1342/1342 1342 ± 0.00004189 5.332 4.995/6.215 5.64 ± 0.766
ea24 1342 1342/1342 1342 ± 0.00001236 5.337 5.031/6.415 5.594 ± 0.77
ea25 1342 1342/1342 1342 ± 0 5.836 5.244/6.689 5.961 ± 0.9139
ea27 1342 1342/1342 1342 ± 0 5.232 4.914/6.298 5.504 ± 0.7609
ea28 1342 1342/1342 1342 ± 0.00001945 5.453 5.342/6.825 5.855 ± 0.8761
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 4.933 4.821/5.054 4.9 ± 0.2934
4 1342 1342/1342 1342 ± 0.00002856 3.874 3.61/4.101 3.887 ± 0.3008
5 1342 1342/1342 1342 ± 0.00002392 5.006 4.756/5.297 5.026 ± 0.2946
6 1342 1342/1342 1342 ± 0.00002392 5.046 4.83/5.302 5.028 ± 0.2606
7 1342 1342/1342 1342 ± 0.00002392 5.102 4.927/5.219 5.074 ± 0.2251
8 1342 1342/1342 1342 ± 0.00002392 5.048 4.895/5.198 5.028 ± 0.2489
9 1342 1342/1342 1342 ± 0.00002392 5.399 5.238/5.586 5.364 ± 0.2643
10 1342 1342/1342 1342 ± 0.00002392 5.942 5.779/6.055 5.906 ± 0.2529
11 1342 1342/1342 1342 ± 0.00002392 6.202 6.064/6.276 6.147 ± 0.2602
12 1342 1342/1342 1342 ± 0.00002392 6.303 6.12/6.47 6.307 ± 0.2992
13 1342 1342/1342 1342 ± 0.00002392 6.762 6.55/6.929 6.731 ± 0.3078
14 1342 1342/1342 1342 ± 0.00002392 6.852 6.532/7.061 6.823 ± 0.3455
15 1342 1342/1342 1342 ± 0.00002392 6.625 6.249/6.829 6.564 ± 0.3467
16 1342 1342/1342 1342 ± 0.0000604 5.128 4.961/5.325 5.152 ± 0.2812
17 1342 1342/1342 1342 ± 0.00006033 4.977 4.795/5.207 5.029 ± 0.3125
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-22 18:52:43.065
End
2025-07-22 19:51:33.520
Duration
0:58:50.455
Note, WebLog generation is not included in the time.

CASA logs for stage 8