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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 5.075 4.936/5.618 5.252 ± 0.4275
ea02 1342 1342/1342 1342 ± 0 6.193 5.598/6.47 6.248 ± 0.6087
ea03 1342 1342/1342 1342 ± 0 6.111 5.439/6.694 6.141 ± 0.6959
ea04 1342 1342/1342 1342 ± 0.00002271 5.554 5.258/6.113 5.688 ± 0.5356
ea05 1342 1342/1342 1342 ± 0.00002018 5.652 5.401/6.569 5.918 ± 0.6404
ea06 1342 1342/1342 1342 ± 0.000009317 5.918 5.071/6.051 5.736 ± 0.6338
ea07 1342 1342/1342 1342 ± 0 5.959 5.285/6.258 5.913 ± 0.6918
ea08 1342 1342/1342 1342 ± 0 6.299 5.703/6.815 6.366 ± 0.6523
ea09 1342 1342/1342 1342 ± 0.000006154 5.613 5.169/6.429 5.735 ± 0.6338
ea10 1342 1342/1342 1342 ± 0.000001591 5.41 5.108/6.043 5.566 ± 0.5651
ea11 1342 1342/1342 1342 ± 0.00004177 5.362 5.053/6.187 5.611 ± 0.6269
ea12 1342 1342/1342 1342 ± 0.00002585 5.497 5.296/6.254 5.746 ± 0.5727
ea13 1342 1342/1342 1342 ± 0 5.922 5.687/6.477 6.057 ± 0.6594
ea14 1342 1342/1342 1342 ± 0 5.927 5.593/6.576 6.136 ± 0.5756
ea15 1342 1342/1342 1342 ± 0.00003247 5.897 5.702/6.72 6.19 ± 0.7134
ea17 1342 1342/1342 1342 ± 0 6.193 5.76/7.008 6.311 ± 0.6887
ea18 1342 1342/1342 1342 ± 0 6.478 5.922/7.082 6.445 ± 0.6617
ea19 1342 1342/1342 1342 ± 0.00002682 5.795 5.404/6.538 5.962 ± 0.6009
ea20 1342 1342/1342 1342 ± 0.000001591 5.873 5.628/6.705 6.094 ± 0.6106
ea21 1342 1342/1342 1342 ± 0 5.364 5.101/5.892 5.552 ± 0.5062
ea22 1342 1342/1342 1342 ± 0 6.307 5.85/6.903 6.342 ± 0.6734
ea23 1342 1342/1342 1342 ± 0 5.823 5.481/6.346 6.031 ± 0.6428
ea24 1342 1342/1342 1342 ± 0 6.058 5.357/6.634 5.976 ± 0.646
ea25 1342 1342/1342 1342 ± 0 6.465 5.679/6.898 6.453 ± 0.7891
ea28 1342 1342/1342 1342 ± 0 6.053 5.822/7.012 6.344 ± 0.6409
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 5.514 5.284/5.676 5.477 ± 0.3073
4 1342 1342/1342 1342 ± 0.0000292 4.908 4.757/5.114 4.939 ± 0.2831
5 1342 1342/1342 1342 ± 0.00002392 5.413 5.241/5.651 5.443 ± 0.3036
6 1342 1342/1342 1342 ± 0.00002392 5.312 5.078/5.564 5.295 ± 0.2874
7 1342 1342/1342 1342 ± 0.00002392 5.456 5.276/5.681 5.445 ± 0.2734
8 1342 1342/1342 1342 ± 0.00002392 5.397 5.2/5.624 5.383 ± 0.2973
9 1342 1342/1342 1342 ± 0.00002392 5.679 5.517/5.921 5.694 ± 0.3193
10 1342 1342/1342 1342 ± 0.00002392 6.211 6.005/6.353 6.141 ± 0.3006
11 1342 1342/1342 1342 ± 0.00002392 6.393 6.16/6.577 6.35 ± 0.3402
12 1342 1342/1342 1342 ± 0.00002392 6.539 6.251/6.71 6.493 ± 0.3699
13 1342 1342/1342 1342 ± 0.00002392 7.052 6.626/7.182 6.944 ± 0.395
14 1342 1342/1342 1342 ± 0.00002392 7.139 6.826/7.398 7.065 ± 0.4385
15 1342 1342/1342 1342 ± 0.00002392 6.854 6.516/7.158 6.789 ± 0.4026
16 1342 1342/1342 1342 ± 0.00004236 5.875 5.616/6.35 5.918 ± 0.4406
17 1342 1342/1342 1342 ± 0.00004454 5.867 5.555/6.131 5.822 ± 0.4132
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-19 10:47:22.665
End
2025-07-19 11:53:24.209
Duration
1:06:01.545
Note, WebLog generation is not included in the time.

CASA logs for stage 8