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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.139 5.067/5.661 5.43 ± 0.5056
ea02 1342 1342/1342 1342 ± 0.00004813 5.638 5.165/6.094 5.731 ± 0.5991
ea04 1342 1342/1342 1342 ± 0 5.141 4.833/5.565 5.283 ± 0.5266
ea05 1342 1342/1342 1342 ± 0 5.708 5.134/6.34 5.728 ± 0.625
ea06 1342 1342/1342 1342 ± 0 4.944 4.628/5.443 5.029 ± 0.5146
ea07 1342 1342/1342 1342 ± 0.00002375 5.543 5.109/5.848 5.525 ± 0.6392
ea08 1342 1342/1342 1342 ± 0.00005095 5.448 5.371/6.33 5.776 ± 0.536
ea09 1342 1342/1342 1342 ± 0 5.224 4.898/5.614 5.284 ± 0.4611
ea10 1342 1342/1342 1342 ± 0.00003697 4.695 4.47/5.382 4.895 ± 0.5235
ea11 1342 1342/1342 1342 ± 0.00002986 5.557 5.126/6.153 5.629 ± 0.7841
ea12 1342 1342/1342 1342 ± 0 5.301 5.049/5.711 5.404 ± 0.5506
ea13 1342 1342/1342 1342 ± 0.000006512 5.54 5.412/6.005 5.744 ± 0.3932
ea14 1342 1342/1342 1342 ± 0 5.406 5.159/6.145 5.654 ± 0.649
ea15 1342 1342/1342 1342 ± 0 5.506 5.087/6.108 5.635 ± 0.6304
ea16 1342 1342/1342 1342 ± 0 5.7 5.364/6.092 5.792 ± 0.6092
ea17 1342 1342/1342 1342 ± 0.00005136 5.578 5.294/5.89 5.674 ± 0.6369
ea18 1342 1342/1342 1342 ± 0.00001303 4.821 4.472/5.239 4.912 ± 0.5759
ea19 1342 1342/1342 1342 ± 0 5.807 5.297/6.493 5.891 ± 0.6112
ea20 1342 1342/1342 1342 ± 0.000004365 5.564 5.297/6.114 5.713 ± 0.7064
ea21 1342 1342/1342 1342 ± 0 5.19 5.057/5.968 5.492 ± 0.5296
ea22 1342 1342/1342 1342 ± 0.00002646 5.401 5.117/6 5.599 ± 0.6073
ea23 1342 1342/1342 1342 ± 0.000002269 5.387 5.185/6.11 5.706 ± 0.7541
ea24 1342 1342/1342 1342 ± 0 5.225 4.709/5.723 5.246 ± 0.5257
ea25 1342 1342/1342 1342 ± 0.00004621 5.256 5.015/5.917 5.403 ± 0.6029
ea26 1342 1342/1342 1342 ± 0.00001188 5.515 5.354/6.195 5.82 ± 0.5986
ea27 1342 1342/1342 1342 ± 0.00005143 5.322 5.008/5.806 5.461 ± 0.5747
ea28 1342 1342/1342 1342 ± 0.00005009 5.431 5.203/6.08 5.675 ± 0.657
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 ± 0.00002305 5.279 4.998/5.384 5.185 ± 0.2948
5 1342 1342/1342 1342 ± 0.00002322 5.033 4.804/5.188 5.034 ± 0.2798
6 1342 1342/1342 1342 ± 0.00002392 5.055 4.877/5.272 5.045 ± 0.2596
7 1342 1342/1342 1342 ± 0.00002305 5.139 4.966/5.289 5.105 ± 0.2567
8 1342 1342/1342 1342 ± 0.00002305 5.161 4.9/5.274 5.081 ± 0.2921
9 1342 1342/1342 1342 ± 0.00002305 5.433 5.076/5.643 5.377 ± 0.3034
10 1342 1342/1342 1342 ± 0.00002305 5.845 5.599/5.932 5.752 ± 0.2911
11 1342 1342/1342 1342 ± 0.00002305 5.989 5.72/6.131 5.91 ± 0.2975
12 1342 1342/1342 1342 ± 0.00002305 6.2 5.978/6.378 6.182 ± 0.3267
13 1342 1342/1342 1342 ± 0.00002305 6.66 6.318/6.866 6.599 ± 0.3841
14 1342 1342/1342 1342 ± 0.00002955 6.873 6.508/6.962 6.684 ± 0.417
15 1342 1342/1342 1342 ± 0.00005006 5.705 5.487/6.136 5.757 ± 0.4794
16 1342 1342/1342 1342 ± 0.00005872 4.932 4.523/5.235 4.887 ± 0.4458
17 1342 1342/1342 1342 ± 0.00005525 5.149 4.857/5.483 5.158 ± 0.45
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2024-12-07 03:38:56.797
End
2024-12-07 04:30:55.803
Duration
0:51:59.006
Note, WebLog generation is not included in the time.

CASA logs for stage 8