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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.772 5.437/6.263 5.881 ± 0.5444
ea02 1342 1342/1342 1342 ± 0 6.095 5.569/6.605 6.171 ± 0.62
ea04 1342 1342/1342 1342 ± 0 5.379 5.058/6.026 5.596 ± 0.5874
ea05 1342 1342/1342 1342 ± 0 5.97 5.408/6.438 5.895 ± 0.6092
ea06 1342 1342/1342 1342 ± 0 5.084 4.84/5.507 5.179 ± 0.4063
ea07 1342 1342/1342 1342 ± 0 6.018 5.609/6.363 6.09 ± 0.558
ea08 1342 1342/1342 1342 ± 0 6.077 5.778/6.903 6.353 ± 0.6676
ea09 1342 1342/1342 1342 ± 0 5.907 5.374/6.435 5.97 ± 0.6459
ea10 1342 1342/1342 1342 ± 0.00001556 6.038 5.458/6.761 6.112 ± 0.6814
ea11 1342 1342/1342 1342 ± 0 6.132 5.388/6.695 6.089 ± 0.7417
ea12 1342 1342/1342 1342 ± 0 5.402 5.367/5.612 5.51 ± 0.2121
ea13 1342 1342/1342 1342 ± 0 6.206 5.883/6.453 6.252 ± 0.5001
ea14 1342 1342/1342 1342 ± 0 5.908 5.392/6.46 5.954 ± 0.631
ea15 1342 1342/1342 1342 ± 0 5.838 5.163/6.296 5.859 ± 0.7066
ea16 1342 1342/1342 1342 ± 0 6.159 5.739/6.586 6.254 ± 0.6737
ea17 1342 1342/1342 1342 ± 0.000002009 6.24 5.76/6.646 6.313 ± 0.6232
ea18 1342 1342/1342 1342 ± 0 5.152 4.791/5.617 5.243 ± 0.5305
ea19 1342 1342/1342 1342 ± 0 6.015 5.549/6.626 6.16 ± 0.6415
ea20 1342 1342/1342 1342 ± 0 6.151 5.749/6.804 6.277 ± 0.6555
ea21 1342 1342/1342 1342 ± 0 5.758 5.482/6.432 5.928 ± 0.5748
ea22 1342 1342/1342 1342 ± 0 5.542 5.347/6.365 5.829 ± 0.6247
ea23 1342 1342/1342 1342 ± 0 6.044 5.652/6.604 6.192 ± 0.6761
ea25 1342 1342/1342 1342 ± 0 5.916 5.623/6.436 6.068 ± 0.5983
ea26 1342 1342/1342 1342 ± 0 6.231 5.777/6.805 6.351 ± 0.6922
ea27 1342 1342/1342 1342 ± 0.0000399 5.775 5.453/6.524 5.936 ± 0.6032
ea28 1342 1342/1342 1342 ± 0 5.891 5.579/6.678 6.102 ± 0.6736
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 ± 0.00002348 5.608 5.356/5.795 5.562 ± 0.2711
3 1342 1342/1342 1342 ± 0.00002353 5.395 5.125/5.503 5.332 ± 0.2714
4 1342 1342/1342 1342 ± 0.00002414 5.401 5.211/5.522 5.364 ± 0.3628
5 1342 1342/1342 1342 ± 0.00002348 5.505 5.218/5.624 5.439 ± 0.3394
6 1342 1342/1342 1342 ± 0.00002393 5.488 5.234/5.599 5.436 ± 0.3091
7 1342 1342/1342 1342 ± 0.00002348 5.513 5.377/5.667 5.468 ± 0.2755
8 1342 1342/1342 1342 ± 0.00002348 5.535 5.256/5.634 5.436 ± 0.3064
9 1342 1342/1342 1342 ± 0.00002348 5.832 5.541/6.023 5.732 ± 0.3476
10 1342 1342/1342 1342 ± 0.00002348 6.227 6.014/6.413 6.164 ± 0.3489
11 1342 1342/1342 1342 ± 0.00002393 6.444 6.292/6.574 6.392 ± 0.3523
12 1342 1342/1342 1342 ± 0.00002439 6.625 6.416/6.803 6.558 ± 0.3804
13 1342 1342/1342 1342 ± 0.00002393 7.07 6.935/7.302 7.022 ± 0.3833
14 1342 1342/1342 1342 ± 0.00002393 7.309 6.987/7.418 7.167 ± 0.4246
15 1342 1342/1342 1342 ± 0.00002393 6.758 6.583/6.937 6.705 ± 0.3717
16 1342 1342/1342 1342 ± 0.00003314 6.117 5.987/6.293 6.114 ± 0.2952
17 1342 1342/1342 1342 ± 0.00003466 6.13 6.007/6.307 6.105 ± 0.2866
datacolumn
residual_data
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-05-01 07:39:14.660
End
2024-05-01 08:35:11.108
Duration
0:55:56.448
Note, WebLog generation is not included in the time.

CASA logs for stage 7