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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.63 4.903/5.905 5.391 ± 0.7282
ea02 1342 1342/1342 1342 ± 0.00003631 6.009 4.947/6.565 5.718 ± 0.9585
ea04 1342 1342/1342 1342 ± 0.00003048 5.356 4.829/5.972 5.341 ± 0.7054
ea05 1342 1342/1342 1342 ± 0.00001503 5.281 4.933/6.364 5.591 ± 0.8518
ea06 1342 1342/1342 1342 ± 0.00003128 5.439 4.292/5.587 4.99 ± 0.7256
ea07 1342 1342/1342 1342 ± 0.00003183 5.839 5.098/6.024 5.587 ± 0.7621
ea08 1342 1342/1342 1342 ± 0.00003314 6.443 5.255/6.679 5.967 ± 0.9651
ea09 1342 1342/1342 1342 ± 0.00002275 5.334 4.892/6.204 5.509 ± 0.8405
ea10 1342 1342/1342 1342 ± 0.00003222 5.772 4.847/6.238 5.5 ± 0.8127
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003309 5.67 4.967/6.464 5.571 ± 0.8356
ea13 1342 1342/1342 1342 ± 0.00001675 5.311 5.173/6.075 5.672 ± 0.8247
ea14 1342 1342/1342 1342 ± 0.00002715 5.854 5.099/6.4 5.723 ± 0.8586
ea15 1342 1342/1342 1342 ± 0.00003062 5.589 4.953/6.431 5.576 ± 0.823
ea16 1342 1342/1342 1342 ± 0.000025 5.483 5.074/6.407 5.686 ± 0.9521
ea17 1342 1342/1342 1342 ± 0.0000343 5.95 5.261/6.865 5.893 ± 0.9238
ea18 1342 1342/1342 1342 ± 0.00003413 4.983 4.433/5.544 4.91 ± 0.6274
ea19 1342 1342/1342 1342 ± 0.00001589 5.501 5.227/6.575 5.827 ± 0.9145
ea20 1342 1342/1342 1342 ± 0.0000338 6.145 5.359/6.746 5.898 ± 0.8701
ea21 1342 1342/1342 1342 ± 0.00002665 5.319 5.061/6.13 5.535 ± 0.8227
ea22 1342 1342/1342 1342 ± 0.00003506 5.222 4.918/6.323 5.593 ± 0.902
ea23 1342 1342/1342 1342 ± 0.00003163 5.942 5.233/6.35 5.788 ± 0.8478
ea25 1342 1342/1342 1342 ± 0.00003458 5.81 4.843/6.112 5.467 ± 0.7923
ea27 1342 1342/1342 1342 ± 0.00003406 5.747 5.047/6.257 5.517 ± 0.767
ea28 1342 1342/1342 1342 ± 0.00003525 5.32 5.107/6.369 5.682 ± 0.8525
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 ± 0.00002452 5.066 4.809/5.196 4.987 ± 0.2755
6 1342 1342/1342 1342 ± 0.00002452 5.029 4.896/5.177 4.982 ± 0.2659
7 1342 1342/1342 1342 ± 0.00002452 4.992 4.876/5.166 4.991 ± 0.2431
8 1342 1342/1342 1342 ± 0.00002452 5.021 4.863/5.159 5.015 ± 0.2831
9 1342 1342/1342 1342 ± 0.00002778 5.227 5.164/5.414 5.237 ± 0.2547
10 1342 1342/1342 1342 ± 0.0000244 5.843 5.66/5.943 5.797 ± 0.2802
11 1342 1342/1342 1342 ± 0.0000244 6.067 5.94/6.203 6.055 ± 0.2974
12 1342 1342/1342 1342 ± 0.0000244 6.286 6.036/6.386 6.229 ± 0.3106
13 1342 1342/1342 1342 ± 0.00002453 6.518 6.19/6.659 6.402 ± 0.3602
14 1342 1342/1342 1342 ± 0.0000244 6.791 6.602/7.013 6.762 ± 0.3601
15 1342 1342/1342 1342 ± 0.00002757 6.606 6.425/6.851 6.57 ± 0.3927
16 1342 1342/1342 1342 ± 0.00005282 3.919 3.817/4.025 3.921 ± 0.1535
17 1342 1342/1342 1342 ± 0.00005238 3.942 3.819/4.088 3.966 ± 0.221
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
overwrite_modelcol
False
Start time
2024-11-02 08:20:16.635
End
2024-11-02 09:13:36.113
Duration
0:53:19.478
Note, WebLog generation is not included in the time.

CASA logs for stage 8