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

Statwt Summary Plot

VLASS2.1.sb38528342.eb38565674.59072.03519471065_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 5.365 5.177/5.882 5.624 ± 0.509
ea02 1342 1342/1342 1342 ± 0 5.731 5.328/6.265 5.878 ± 0.6128
ea05 1342 1342/1342 1342 ± 0.000008742 5.735 5.352/6.181 5.802 ± 0.5776
ea06 1342 1342/1342 1342 ± 0 4.954 4.729/5.296 5.025 ± 0.3659
ea07 1342 1342/1342 1342 ± 0 5.664 5.42/5.788 5.705 ± 0.4069
ea08 1342 1342/1342 1342 ± 0.000007007 5.778 5.492/6.448 6.01 ± 0.6438
ea09 1342 1342/1342 1342 ± 0 5.069 4.798/5.513 5.186 ± 0.4573
ea10 1342 1342/1342 1342 ± 0 5.668 5.234/6.313 5.777 ± 0.5801
ea11 1342 1342/1342 1342 ± 0 5.808 5.207/6.204 5.833 ± 0.5852
ea12 1342 1342/1342 1342 ± 0 5.674 5.321/6.318 5.871 ± 0.6122
ea13 1342 1342/1342 1342 ± 0 6.018 5.646/6.286 6.055 ± 0.4997
ea14 1342 1342/1342 1342 ± 0 5.844 5.329/6.525 5.985 ± 0.6864
ea15 1342 1342/1342 1342 ± 0 5.579 5.197/6.26 5.788 ± 0.6687
ea16 1342 1342/1342 1342 ± 0 5.184 5.022/5.287 5.136 ± 0.2139
ea17 1342 1342/1342 1342 ± 0.000011 5.853 5.541/6.396 6.055 ± 0.5816
ea18 1342 1342/1342 1342 ± 0 5.064 4.758/5.563 5.185 ± 0.4991
ea19 1342 1342/1342 1342 ± 0 5.964 5.58/6.597 6.114 ± 0.619
ea20 1342 1342/1342 1342 ± 0 5.943 5.595/6.563 6.116 ± 0.5993
ea21 1342 1342/1342 1342 ± 0 5.663 5.394/6.165 5.81 ± 0.5078
ea22 1342 1342/1342 1342 ± 0 5.43 5.167/6.196 5.725 ± 0.6363
ea23 1342 1342/1342 1342 ± 0 5.837 5.412/6.322 5.991 ± 0.6598
ea25 1342 1342/1342 1342 ± 0.000002191 5.236 5.168/5.285 5.213 ± 0.1393
ea26 1342 1342/1342 1342 ± 0 5.626 5.381/6.246 5.825 ± 0.5487
ea27 1342 1342/1342 1342 ± 0.00001014 5.404 5.191/6.203 5.662 ± 0.5548
ea28 1342 1342/1342 1342 ± 0.000011 5.652 5.38/6.348 5.857 ± 0.6159
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 ± 0.00002408 5.393 5.147/5.581 5.339 ± 0.3005
3 1342 1342/1342 1342 ± 0.00002451 5.197 5.054/5.433 5.246 ± 0.2745
4 1342 1342/1342 1342 ± 0.00002408 5.229 5.109/5.313 5.189 ± 0.2756
5 1342 1342/1342 1342 ± 0.00002408 5.347 5.213/5.453 5.332 ± 0.277
6 1342 1342/1342 1342 ± 0.00002408 5.3 5.16/5.385 5.253 ± 0.2472
7 1342 1342/1342 1342 ± 0.00002408 5.292 5.165/5.413 5.268 ± 0.2228
8 1342 1342/1342 1342 ± 0.00002408 5.287 5.008/5.427 5.212 ± 0.2882
9 1342 1342/1342 1342 ± 0.00002408 5.523 5.354/5.67 5.466 ± 0.3087
10 1342 1342/1342 1342 ± 0.00002506 5.932 5.764/6.063 5.878 ± 0.3135
11 1342 1342/1342 1342 ± 0.00002506 6.183 6.044/6.318 6.102 ± 0.3413
12 1342 1342/1342 1342 ± 0.00002506 6.36 6.103/6.436 6.233 ± 0.3459
13 1342 1342/1342 1342 ± 0.00002506 6.776 6.507/6.973 6.68 ± 0.3769
14 1342 1342/1342 1342 ± 0.00002506 6.953 6.728/7.179 6.866 ± 0.4084
15 1342 1342/1342 1342 ± 0.00002506 6.64 6.429/6.82 6.515 ± 0.4087
16 1342 1342/1342 1342 ± 0.00002908 5.917 5.622/6.195 5.88 ± 0.3938
17 1342 1342/1342 1342 ± 0.0000253 5.812 5.689/6.262 5.905 ± 0.3865
output_dir
 
vis
VLASS2.1.sb38528342.eb38565674.59072.03519471065_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-02-01 02:56:23.425
End
2025-02-01 03:22:20.671
Duration
0:25:57.246
Note, WebLog generation is not included in the time.

CASA logs for stage 8