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

Statwt Summary Plot

VLASS2.1.sb38504727.eb38659863.59113.352947384265_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 6.247 5.68/6.755 6.139 ± 0.6258
ea02 1342 1342/1342 1342 ± 0.0000402 6.148 5.358/6.866 6.038 ± 0.7287
ea04 1342 1342/1342 1342 ± 0.00002898 5.693 5.343/6.197 5.813 ± 0.5725
ea05 1342 1342/1342 1342 ± 0.000009567 6.013 5.346/6.555 5.929 ± 0.6968
ea06 1342 1342/1342 1342 ± 0.00003156 5.72 5.026/5.852 5.481 ± 0.5197
ea07 1342 1342/1342 1342 ± 0.00003101 6.324 5.627/6.9 6.216 ± 0.6155
ea08 1342 1342/1342 1342 ± 0.00002934 6.696 5.61/7.06 6.323 ± 0.7768
ea09 1342 1342/1342 1342 ± 0.00002722 5.569 5.409/6.692 6.016 ± 0.7126
ea10 1342 1342/1342 1342 ± 0.00003188 6.688 5.714/7.081 6.387 ± 0.7391
ea11 1342 1342/1342 1342 ± 0.00003019 6.701 5.671/6.988 6.425 ± 0.7982
ea12 1342 1342/1342 1342 ± 0.00002461 6.288 5.721/7.017 6.316 ± 0.7113
ea13 1342 1342/1342 1342 ± 0.00002175 6.299 5.603/6.702 6.16 ± 0.6337
ea14 1342 1342/1342 1342 ± 0.00002874 5.956 5.211/6.747 5.898 ± 0.7237
ea15 1342 1342/1342 1342 ± 0.00002676 5.638 5.564/6.649 6.095 ± 0.7353
ea16 1342 1342/1342 1342 ± 0.00001261 5.899 5.533/6.969 6.242 ± 0.9224
ea17 1342 1342/1342 1342 ± 0.00002872 6.518 6.078/7.448 6.627 ± 0.789
ea18 1342 1342/1342 1342 ± 0.00003121 5.492 5.173/6.061 5.65 ± 0.503
ea19 1342 1342/1342 1342 ± 0.000009558 6.015 5.757/6.814 6.254 ± 0.6883
ea20 1342 1342/1342 1342 ± 0.00002947 6.257 5.948/7.249 6.591 ± 0.7634
ea21 1342 1342/1342 1342 ± 0.00002246 6.223 5.56/6.522 6.025 ± 0.6528
ea22 1342 1342/1342 1342 ± 0.00003179 5.275 5.121/6.828 5.791 ± 0.8215
ea23 1342 1342/1342 1342 ± 0.0000212 6.136 5.529/6.888 6.112 ± 0.7113
ea25 1342 1342/1342 1342 ± 0.00002307 6.477 5.785/6.779 6.317 ± 0.6618
ea26 1342 1342/1342 1342 ± 0.00002641 6.011 5.894/6.922 6.336 ± 0.6741
ea27 1342 1342/1342 1342 ± 0.0000304 5.934 5.803/6.896 6.259 ± 0.6677
ea28 1342 1342/1342 1342 ± 0.00002835 6.166 5.811/6.885 6.373 ± 0.7057
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 ± 0.0000235 5.673 5.386/5.931 5.636 ± 0.3622
5 1342 1342/1342 1342 ± 0.00004037 5.433 5.306/5.589 5.475 ± 0.2247
6 1342 1342/1342 1342 ± 0.00002395 5.589 5.349/5.808 5.576 ± 0.2516
7 1342 1342/1342 1342 ± 0.0000235 5.585 5.401/5.774 5.576 ± 0.2874
8 1342 1342/1342 1342 ± 0.0000235 5.546 5.343/5.674 5.528 ± 0.3151
9 1342 1342/1342 1342 ± 0.00002409 5.77 5.503/5.93 5.747 ± 0.2728
10 1342 1342/1342 1342 ± 0.0000235 6.287 6.057/6.427 6.267 ± 0.303
11 1342 1342/1342 1342 ± 0.0000235 6.543 6.333/6.752 6.502 ± 0.3096
12 1342 1342/1342 1342 ± 0.00002395 6.681 6.486/6.897 6.652 ± 0.3512
13 1342 1342/1342 1342 ± 0.0000235 7.086 6.885/7.25 7.084 ± 0.341
14 1342 1342/1342 1342 ± 0.0000235 7.316 7.064/7.489 7.254 ± 0.3608
15 1342 1342/1342 1342 ± 0.00002551 6.937 6.752/7.091 6.857 ± 0.3947
16 1342 1342/1342 1342 ± 0.00005901 4.989 4.876/5.086 4.981 ± 0.1574
17 1342 1342/1342 1342 ± 0.0000556 5.119 4.978/5.255 5.126 ± 0.1946
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2025-01-07 02:24:02.490
End
2025-01-07 03:14:17.160
Duration
0:50:14.671
Note, WebLog generation is not included in the time.

CASA logs for stage 8