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

Statwt Summary Plot

VLASS2.1.sb38613115.eb38659596.59111.15011048611_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 5.893 5.348/6.099 5.819 ± 0.5459
ea02 1342 1342/1342 1342 ± 0 5.849 5.494/6.636 6.061 ± 0.6549
ea04 1342 1342/1342 1342 ± 0 5.517 5.1/6.106 5.646 ± 0.5545
ea05 1342 1342/1342 1342 ± 0 5.95 5.368/6.483 5.889 ± 0.6112
ea06 1342 1342/1342 1342 ± 0 4.877 4.678/5.233 4.969 ± 0.3357
ea07 1342 1342/1342 1342 ± 0 6.194 5.551/6.333 6.118 ± 0.5925
ea08 1342 1342/1342 1342 ± 0.00001036 6.037 5.687/6.819 6.305 ± 0.6876
ea09 1342 1342/1342 1342 ± 0 5.637 5.28/6.506 5.846 ± 0.6299
ea10 1342 1342/1342 1342 ± 0 6.146 5.354/6.711 6.084 ± 0.6877
ea11 1342 1342/1342 1342 ± 0 6.166 5.289/6.531 6.03 ± 0.7295
ea12 1342 1342/1342 1342 ± 0 5.981 5.405/6.485 6.066 ± 0.677
ea13 1342 1342/1342 1342 ± 0 6.34 5.892/6.493 6.337 ± 0.5144
ea14 1342 1342/1342 1342 ± 0 6.038 5.317/6.587 6.002 ± 0.7014
ea15 1342 1342/1342 1342 ± 0 5.952 5.378/6.497 6.029 ± 0.6872
ea16 1342 1342/1342 1342 ± 0 6.252 5.714/6.848 6.36 ± 0.7363
ea17 1342 1342/1342 1342 ± 0.00000156 6.052 5.64/6.887 6.172 ± 0.6352
ea18 1342 1342/1342 1342 ± 0 5.12 4.718/5.577 5.187 ± 0.5462
ea19 1342 1342/1342 1342 ± 0 6.274 5.615/6.828 6.31 ± 0.6938
ea20 1342 1342/1342 1342 ± 0 6.341 5.747/6.808 6.308 ± 0.6402
ea21 1342 1342/1342 1342 ± 0 5.979 5.437/6.402 5.969 ± 0.5902
ea22 1342 1342/1342 1342 ± 0 5.481 5.153/6.295 5.722 ± 0.6603
ea23 1342 1342/1342 1342 ± 0 6.231 5.517/6.612 6.195 ± 0.7084
ea25 1342 1342/1342 1342 ± 0 5.693 5.352/6.322 5.835 ± 0.5827
ea26 1342 1342/1342 1342 ± 0 6.147 5.694/7.003 6.308 ± 0.6658
ea27 1342 1342/1342 1342 ± 0.00002121 5.907 5.405/6.422 5.902 ± 0.5769
ea28 1342 1342/1342 1342 ± 0.00003453 5.82 5.501/6.6 6.125 ± 0.6436
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 ± 0.00002352 5.336 5.239/5.618 5.381 ± 0.266
4 1342 1342/1342 1342 ± 0.00002579 5.359 5.078/5.458 5.292 ± 0.3401
5 1342 1342/1342 1342 ± 0.00002352 5.447 5.195/5.599 5.43 ± 0.3226
6 1342 1342/1342 1342 ± 0.00002352 5.388 5.206/5.533 5.363 ± 0.3415
7 1342 1342/1342 1342 ± 0.00002352 5.406 5.288/5.611 5.4 ± 0.2809
8 1342 1342/1342 1342 ± 0.00002352 5.441 5.234/5.59 5.374 ± 0.3005
9 1342 1342/1342 1342 ± 0.00002352 5.733 5.497/5.917 5.644 ± 0.3502
10 1342 1342/1342 1342 ± 0.00002352 6.12 5.957/6.281 6.069 ± 0.3406
11 1342 1342/1342 1342 ± 0.00002352 6.37 6.177/6.497 6.285 ± 0.3555
12 1342 1342/1342 1342 ± 0.00002352 6.486 6.324/6.698 6.392 ± 0.471
13 1342 1342/1342 1342 ± 0.00002352 6.966 6.901/7.201 6.936 ± 0.411
14 1342 1342/1342 1342 ± 0.00002352 7.259 6.953/7.436 7.131 ± 0.4635
15 1342 1342/1342 1342 ± 0.00002352 6.894 6.658/7.072 6.77 ± 0.4558
16 1342 1342/1342 1342 ± 0.0000314 6.124 5.759/6.422 6.077 ± 0.4333
17 1342 1342/1342 1342 ± 0.00003199 6.109 5.726/6.405 6.069 ± 0.4328
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38613115.eb38659596.59111.15011048611_split_split.ms
Start time
2025-01-23 01:03:33.622
End
2025-01-23 01:32:04.665
Duration
0:28:31.044
Note, WebLog generation is not included in the time.

CASA logs for stage 8