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

Statwt Summary Plot

VLASS2.1.sb38523814.eb38632964.59098.28982543982_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 5.836 5.662/6.509 6.075 ± 0.5885
ea02 1342 1342/1342 1342 ± 0.00001539 6.039 5.557/6.77 6.192 ± 0.6999
ea04 1342 1342/1342 1342 ± 0 5.424 4.951/5.892 5.495 ± 0.5876
ea05 1342 1342/1342 1342 ± 0.00002118 5.809 5.027/6.313 5.621 ± 0.6811
ea06 1342 1342/1342 1342 ± 0 4.797 4.413/5.226 4.827 ± 0.4386
ea07 1342 1342/1342 1342 ± 0 6.263 5.684/6.587 6.284 ± 0.6133
ea08 1342 1342/1342 1342 ± 0.00001912 6.134 5.719/7.02 6.378 ± 0.7356
ea09 1342 1342/1342 1342 ± 0 5.477 5.154/6.493 5.711 ± 0.6918
ea10 1342 1342/1342 1342 ± 0 6.083 5.524/7.045 6.245 ± 0.7594
ea11 1342 1342/1342 1342 ± 0 6.149 5.397/6.677 6.134 ± 0.6966
ea12 1342 1342/1342 1342 ± 0 5.899 5.299/6.448 5.945 ± 0.6535
ea13 1342 1342/1342 1342 ± 0 5.881 5.512/6.245 5.983 ± 0.5761
ea14 1342 1342/1342 1342 ± 0 6.08 5.247/6.508 5.964 ± 0.695
ea15 1342 1342/1342 1342 ± 0 5.599 4.826/6.085 5.544 ± 0.7546
ea16 1342 1342/1342 1342 ± 0 6.218 5.582/6.809 6.322 ± 0.7826
ea17 1342 1342/1342 1342 ± 0.00001023 6.321 5.834/7.099 6.471 ± 0.7009
ea18 1342 1342/1342 1342 ± 0 5.266 4.825/5.804 5.336 ± 0.539
ea19 1342 1342/1342 1342 ± 0 6.106 5.365/6.685 6.082 ± 0.7451
ea20 1342 1342/1342 1342 ± 0 6.369 5.762/6.936 6.314 ± 0.6744
ea21 1342 1342/1342 1342 ± 0 5.816 5.235/6.358 5.824 ± 0.642
ea22 1342 1342/1342 1342 ± 0.000006627 5.44 5.261/6.406 5.795 ± 0.6588
ea23 1342 1342/1342 1342 ± 0 6.277 5.605/6.848 6.336 ± 0.7312
ea25 1342 1342/1342 1342 ± 0 5.927 5.475/6.517 6.024 ± 0.6365
ea26 1342 1342/1342 1342 ± 0 5.827 5.431/6.865 6.088 ± 0.7534
ea27 1342 1342/1342 1342 ± 0.00001863 5.815 5.614/6.845 6.089 ± 0.6994
ea28 1342 1342/1342 1342 ± 0.00003726 5.925 5.714/6.959 6.245 ± 0.7218
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 ± 0.00002348 5.437 5.079/5.668 5.392 ± 0.376
3 1342 1342/1342 1342 ± 0.00002519 5.269 5.152/5.541 5.295 ± 0.3236
4 1342 1342/1342 1342 ± 0.00003336 5.421 4.851/5.573 5.29 ± 0.4184
5 1342 1342/1342 1342 ± 0.00002348 5.348 5.143/5.679 5.382 ± 0.4204
6 1342 1342/1342 1342 ± 0.00002348 5.358 5.107/5.636 5.327 ± 0.3777
7 1342 1342/1342 1342 ± 0.00002348 5.438 5.225/5.602 5.355 ± 0.3468
8 1342 1342/1342 1342 ± 0.00002348 5.385 5.152/5.634 5.34 ± 0.3801
9 1342 1342/1342 1342 ± 0.00002348 5.688 5.428/5.987 5.636 ± 0.4319
10 1342 1342/1342 1342 ± 0.00002348 6.222 5.9/6.395 6.133 ± 0.3991
11 1342 1342/1342 1342 ± 0.00002348 6.451 6.21/6.658 6.361 ± 0.4191
12 1342 1342/1342 1342 ± 0.00002348 6.601 6.364/6.847 6.549 ± 0.4454
13 1342 1342/1342 1342 ± 0.00002348 7.178 6.826/7.308 7.038 ± 0.4595
14 1342 1342/1342 1342 ± 0.00002348 7.315 6.95/7.565 7.22 ± 0.5048
15 1342 1342/1342 1342 ± 0.00002348 6.861 6.569/7.11 6.766 ± 0.486
16 1342 1342/1342 1342 ± 0.00003615 5.933 5.791/6.269 5.978 ± 0.4078
17 1342 1342/1342 1342 ± 0.00003444 5.99 5.686/6.24 5.964 ± 0.3947
vis
VLASS2.1.sb38523814.eb38632964.59098.28982543982_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2025-01-07 06:00:47.581
End
2025-01-07 07:04:35.649
Duration
1:03:48.068
Note, WebLog generation is not included in the time.

CASA logs for stage 8