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

Statwt Summary Plot

VLASS2.1.sb38522718.eb38555682.59065.0341228125_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 5.71 5.422/6.094 5.798 ± 0.4676
ea02 1342 1342/1342 1342 ± 0 6.067 5.648/6.57 6.172 ± 0.5796
ea04 1342 1342/1342 1342 ± 0 5.775 5.411/6.303 5.898 ± 0.5315
ea05 1342 1342/1342 1342 ± 0 5.807 5.47/6.194 5.857 ± 0.4762
ea06 1342 1342/1342 1342 ± 0 3.316 3.154/3.504 3.314 ± 0.2523
ea07 1342 1342/1342 1342 ± 0 5.48 5.379/5.699 5.524 ± 0.2329
ea08 1342 1342/1342 1342 ± 0 5.847 5.68/6.494 6.029 ± 0.4796
ea09 1342 1342/1342 1342 ± 0 5.224 5.033/5.584 5.298 ± 0.3311
ea10 1342 1342/1342 1342 ± 0.00000717 5.354 5.163/6.018 5.535 ± 0.4571
ea11 1342 1342/1342 1342 ± 0 5.994 5.61/6.569 6.131 ± 0.5541
ea12 1342 1342/1342 1342 ± 0 5.745 5.358/5.982 5.76 ± 0.4063
ea13 1342 1342/1342 1342 ± 0 6.215 5.889/6.443 6.244 ± 0.4285
ea14 1342 1342/1342 1342 ± 0 5.99 5.569/6.547 6.065 ± 0.5784
ea15 1342 1342/1342 1342 ± 0 5.847 5.547/6.38 6.038 ± 0.559
ea16 1342 1342/1342 1342 ± 0 4.879 4.373/5.254 4.808 ± 0.5303
ea17 1342 1342/1342 1342 ± 0.000001648 6.106 5.837/6.476 6.201 ± 0.4989
ea18 1342 1342/1342 1342 ± 0 5.179 4.827/5.444 5.174 ± 0.4003
ea19 1342 1342/1342 1342 ± 0 6.156 5.852/6.338 6.121 ± 0.3301
ea20 1342 1342/1342 1342 ± 0 6.402 6.021/6.962 6.489 ± 0.5882
ea21 1342 1342/1342 1342 ± 0 5.939 5.684/6.525 6.118 ± 0.5222
ea22 1342 1342/1342 1342 ± 0 5.592 5.275/6.143 5.697 ± 0.5024
ea23 1342 1342/1342 1342 ± 0 6.019 5.673/6.537 6.171 ± 0.6073
ea25 1342 1342/1342 1342 ± 0 5.493 5.453/5.633 5.496 ± 0.1592
ea26 1342 1342/1342 1342 ± 0 5.756 5.581/6.23 5.895 ± 0.4257
ea27 1342 1342/1342 1342 ± 0.00001737 5.526 5.391/6.106 5.671 ± 0.4495
ea28 1342 1342/1342 1342 ± 0 6.498 6.132/6.71 6.463 ± 0.4709
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 ± 0.00002493 5.687 5.491/5.785 5.614 ± 0.3416
3 1342 1342/1342 1342 ± 0.00002497 5.42 5.108/5.545 5.35 ± 0.309
4 1342 1342/1342 1342 ± 0.00002604 5.451 5.336/5.664 5.481 ± 0.3339
5 1342 1342/1342 1342 ± 0.00002493 5.472 5.34/5.744 5.454 ± 0.3962
6 1342 1342/1342 1342 ± 0.00002493 5.421 5.274/5.527 5.369 ± 0.4066
7 1342 1342/1342 1342 ± 0.00002493 5.512 5.206/5.614 5.425 ± 0.4071
8 1342 1342/1342 1342 ± 0.00002493 5.492 5.137/5.655 5.383 ± 0.3987
9 1342 1342/1342 1342 ± 0.00002466 5.698 5.44/5.937 5.559 ± 0.5807
10 1342 1342/1342 1342 ± 0.00002443 5.979 5.832/6.378 5.915 ± 0.6025
11 1342 1342/1342 1342 ± 0.00002443 6.18 5.999/6.506 6.082 ± 0.7183
12 1342 1342/1342 1342 ± 0.00002466 6.321 6.179/6.569 6.254 ± 0.6326
13 1342 1342/1342 1342 ± 0.00002443 6.704 6.386/7.039 6.542 ± 0.8187
14 1342 1342/1342 1342 ± 0.00002443 6.711 6.528/7.144 6.645 ± 0.8094
15 1342 1342/1342 1342 ± 0.00002493 6.485 6.17/6.741 6.39 ± 0.4466
16 1342 1342/1342 1342 ± 0.00002768 5.904 5.527/6.152 5.761 ± 0.6807
17 1342 1342/1342 1342 ± 0.00002541 5.832 5.659/6.094 5.748 ± 0.6709
vis
VLASS2.1.sb38522718.eb38555682.59065.0341228125_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-11-13 23:53:04.836
End
2024-11-14 00:43:20.536
Duration
0:50:15.700
Note, WebLog generation is not included in the time.

CASA logs for stage 8