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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.481 5.324/6.17 5.582 ± 0.7682
ea02 1342 1342/1342 1342 ± 0.00004295 6.064 5.491/6.808 5.961 ± 0.9941
ea04 1342 1342/1342 1342 ± 0.00002965 5.534 5.143/6.189 5.432 ± 0.9148
ea05 1342 1342/1342 1342 ± 0.00001162 5.482 5.127/6.252 5.601 ± 0.7384
ea06 1342 1342/1342 1342 ± 0.00003507 5.286 4.957/5.868 5.178 ± 0.8145
ea07 1342 1342/1342 1342 ± 0.00004261 5.904 5.412/6.203 5.675 ± 0.7998
ea09 1342 1342/1342 1342 ± 0.00002695 5.27 5.122/6.01 5.444 ± 0.6572
ea10 1342 1342/1342 1342 ± 0.00004356 5.329 4.846/5.897 5.199 ± 0.7359
ea11 1342 1342/1342 1342 ± 0.00004216 5.801 5.426/6.66 5.816 ± 0.9069
ea12 1342 1342/1342 1342 ± 0.00004005 5.847 5.509/6.752 5.885 ± 1.035
ea13 1342 1342/1342 1342 ± 0.00002006 5.825 5.667/6.358 5.919 ± 0.6937
ea14 1342 1342/1342 1342 ± 0.00001328 5.781 5.367/6.63 5.829 ± 0.8669
ea15 1342 1342/1342 1342 ± 0.00002528 5.772 5.45/6.591 5.772 ± 1.098
ea16 1342 1342/1342 1342 ± 0.00001784 5.786 5.514/6.868 5.898 ± 0.9291
ea17 1342 1342/1342 1342 ± 0.00004366 5.946 5.555/6.743 5.976 ± 0.9418
ea18 1342 1342/1342 1342 ± 0.00004333 5.133 4.789/5.674 5.115 ± 0.7111
ea19 1342 1342/1342 1342 ± 0.000001288 5.804 5.517/6.555 5.884 ± 0.7631
ea20 1342 1342/1342 1342 ± 0.00004269 6.167 5.889/7.091 6.205 ± 1.079
ea21 1342 1342/1342 1342 ± 0.00001488 5.529 5.356/6.29 5.601 ± 0.7956
ea22 1342 1342/1342 1342 ± 0.00003401 5.542 5.241/6.568 5.732 ± 0.9026
ea23 1342 1342/1342 1342 ± 0.0000359 5.983 5.442/6.518 5.833 ± 0.9382
ea24 1342 1342/1342 1342 ± 0.00001782 5.162 4.884/6.11 5.414 ± 0.646
ea25 1342 1342/1342 1342 ± 0.00004283 5.638 5.363/6.398 5.676 ± 0.8661
ea26 1342 1342/1342 1342 ± 0.00002968 5.86 5.642/6.8 6.029 ± 0.8359
ea27 1342 1342/1342 1342 ± 0.00004338 5.711 5.304/6.635 5.732 ± 0.8968
ea28 1342 1342/1342 1342 ± 0.00004252 5.843 5.583/6.8 5.95 ± 0.965
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 ± 0.00002353 5.541 5.352/5.715 5.501 ± 0.3166
3 1342 1342/1342 1342 ± 0.00004624 5.628 5.331/5.928 5.642 ± 0.3816
5 1342 1342/1342 1342 ± 0.00002547 5.411 5.218/5.567 5.391 ± 0.3091
6 1342 1342/1342 1342 ± 0.00002353 5.479 5.138/5.612 5.396 ± 0.271
7 1342 1342/1342 1342 ± 0.00002353 5.494 5.252/5.611 5.432 ± 0.2861
8 1342 1342/1342 1342 ± 0.00002353 5.458 5.14/5.581 5.391 ± 0.3185
9 1342 1342/1342 1342 ± 0.00002353 5.769 5.417/5.919 5.688 ± 0.3087
10 1342 1342/1342 1342 ± 0.00002353 6.17 5.918/6.268 6.088 ± 0.2969
11 1342 1342/1342 1342 ± 0.00002353 6.408 6.111/6.624 6.385 ± 0.3031
12 1342 1342/1342 1342 ± 0.00002353 6.56 6.328/6.801 6.562 ± 0.3499
13 1342 1342/1342 1342 ± 0.00002353 6.825 6.465/7.101 6.749 ± 0.4018
14 1342 1342/1342 1342 ± 0.00002602 6.555 6.326/7.037 6.597 ± 0.4949
15 1342 1342/1342 1342 ± 0.00002518 6.744 6.053/6.993 6.571 ± 0.5384
16 1342 1342/1342 1342 ± 0.00005866 3.949 3.78/4.224 3.996 ± 0.3325
17 1342 1342/1342 1342 ± 0.00005996 4.089 3.874/4.407 4.144 ± 0.3915
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
Start time
2024-05-17 14:40:42.797
End
2024-05-17 15:29:29.170
Duration
0:48:46.373
Note, WebLog generation is not included in the time.

CASA logs for stage 8