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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.226 5.625/6.682 6.2 ± 0.6938
ea02 1342 1342/1342 1342 ± 0 6.292 5.56/6.47 6.224 ± 0.6345
ea03 1342 1342/1342 1342 ± 0 6.196 5.444/6.802 6.231 ± 0.7641
ea04 1342 1342/1342 1342 ± 0 5.649 5.158/6.148 5.719 ± 0.5933
ea05 1342 1342/1342 1342 ± 0 6.015 5.405/6.742 6.023 ± 0.7117
ea06 1342 1342/1342 1342 ± 0 6.11 5.107/6.308 5.843 ± 0.6877
ea07 1342 1342/1342 1342 ± 0 6.15 5.333/6.57 6.024 ± 0.7483
ea08 1342 1342/1342 1342 ± 0 6.709 5.701/6.872 6.449 ± 0.6994
ea09 1342 1342/1342 1342 ± 0 5.731 5.12/6.499 5.836 ± 0.6872
ea10 1342 1342/1342 1342 ± 0 5.871 5.194/6.293 5.808 ± 0.6241
ea11 1342 1342/1342 1342 ± 0 5.665 5.374/6.529 5.865 ± 0.7453
ea12 1342 1342/1342 1342 ± 0 5.782 5.211/6.352 5.811 ± 0.6516
ea13 1342 1342/1342 1342 ± 0 6.078 5.576/6.33 6.063 ± 0.5338
ea14 1342 1342/1342 1342 ± 0 6.249 5.58/6.524 6.145 ± 0.6441
ea15 1342 1342/1342 1342 ± 0 6.247 5.595/6.646 6.2 ± 0.6974
ea16 1342 1342/1342 1342 ± 0 6.19 5.79/6.765 6.33 ± 0.6835
ea17 1342 1342/1342 1342 ± 0 6.314 5.819/7.114 6.374 ± 0.7858
ea18 1342 1342/1342 1342 ± 0 6.499 5.914/7.202 6.488 ± 0.7216
ea19 1342 1342/1342 1342 ± 0 6.187 5.467/6.696 6.116 ± 0.6986
ea20 1342 1342/1342 1342 ± 0 5.988 5.693/6.09 5.847 ± 0.4082
ea21 1342 1342/1342 1342 ± 0 5.541 5.076/5.915 5.549 ± 0.5398
ea22 1342 1342/1342 1342 ± 0 6.183 5.509/6.556 6.023 ± 0.6378
ea23 1342 1342/1342 1342 ± 0 6.171 5.453/6.327 6.059 ± 0.6875
ea24 1342 1342/1342 1342 ± 0 6.263 5.333/6.688 6.04 ± 0.6943
ea25 1342 1342/1342 1342 ± 0 6.567 5.754/7.15 6.545 ± 0.8443
ea27 1342 1342/1342 1342 ± 0 5.968 5.264/6.355 5.879 ± 0.6091
ea28 1342 1342/1342 1342 ± 0 6.482 5.775/7.003 6.455 ± 0.6983
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 ± 0.00002307 5.444 5.284/5.614 5.472 ± 0.2607
3 1342 1342/1342 1342 ± 0.00003262 4.528 4.332/5.015 4.762 ± 0.5252
4 1342 1342/1342 1342 ± 0.00002307 5.354 5.163/5.577 5.357 ± 0.2929
5 1342 1342/1342 1342 ± 0.00002307 5.403 5.125/5.701 5.46 ± 0.303
6 1342 1342/1342 1342 ± 0.00002307 5.382 5.082/5.607 5.359 ± 0.2761
7 1342 1342/1342 1342 ± 0.00002307 5.509 5.376/5.736 5.534 ± 0.246
8 1342 1342/1342 1342 ± 0.00002307 5.498 5.222/5.652 5.461 ± 0.2837
9 1342 1342/1342 1342 ± 0.00002307 5.752 5.633/5.965 5.778 ± 0.2894
10 1342 1342/1342 1342 ± 0.00002348 6.223 6.11/6.321 6.209 ± 0.2479
11 1342 1342/1342 1342 ± 0.00002348 6.415 6.229/6.604 6.425 ± 0.2634
12 1342 1342/1342 1342 ± 0.00002348 6.542 6.333/6.747 6.569 ± 0.3079
13 1342 1342/1342 1342 ± 0.00002348 7.029 6.763/7.309 7.05 ± 0.3259
14 1342 1342/1342 1342 ± 0.00002348 7.335 7.051/7.496 7.294 ± 0.343
15 1342 1342/1342 1342 ± 0.00002348 6.979 6.696/7.246 6.981 ± 0.3453
16 1342 1342/1342 1342 ± 0.00002348 6.325 6.036/6.691 6.363 ± 0.39
17 1342 1342/1342 1342 ± 0.00002348 6.298 6.082/6.592 6.321 ± 0.3651
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-07-30 09:24:48.382
End
2025-07-30 10:44:49.137
Duration
1:20:00.755
Note, WebLog generation is not included in the time.

CASA logs for stage 8