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

Statwt Summary Plot

VLASS2.1.sb38617989.eb38636486.59099.9471230787_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 5.362 5.04/5.778 5.484 ± 0.5274
ea02 1342 1342/1342 1342 ± 0 5.489 5.194/6.269 5.757 ± 0.644
ea04 1342 1342/1342 1342 ± 0 5.24 4.928/5.887 5.433 ± 0.5655
ea05 1342 1342/1342 1342 ± 0 5.446 5.073/5.964 5.555 ± 0.5955
ea06 1342 1342/1342 1342 ± 0 4.945 4.562/5.452 5.025 ± 0.5111
ea07 1342 1342/1342 1342 ± 0 5.746 5.203/6.025 5.743 ± 0.5774
ea08 1342 1342/1342 1342 ± 0 5.556 5.257/6.392 5.862 ± 0.6634
ea09 1342 1342/1342 1342 ± 0 5.414 5.071/6.091 5.564 ± 0.6196
ea10 1342 1342/1342 1342 ± 0 5.707 5.055/6.346 5.701 ± 0.6746
ea11 1342 1342/1342 1342 ± 0 5.588 4.951/6.093 5.602 ± 0.6499
ea12 1342 1342/1342 1342 ± 0 5.526 5.103/6.186 5.712 ± 0.6556
ea13 1342 1342/1342 1342 ± 0 5.806 5.546/6.163 5.929 ± 0.4963
ea14 1342 1342/1342 1342 ± 0 5.548 5.026/6.142 5.635 ± 0.6708
ea15 1342 1342/1342 1342 ± 0 5.361 4.894/6.038 5.514 ± 0.6835
ea16 1342 1342/1342 1342 ± 0 5.874 5.428/6.546 6.037 ± 0.7308
ea17 1342 1342/1342 1342 ± 0 5.701 5.327/6.246 5.827 ± 0.618
ea18 1342 1342/1342 1342 ± 0 4.788 4.529/5.278 4.928 ± 0.5089
ea19 1342 1342/1342 1342 ± 0 5.743 5.317/6.496 5.957 ± 0.6554
ea20 1342 1342/1342 1342 ± 0 5.93 5.499/6.577 6.059 ± 0.6596
ea21 1342 1342/1342 1342 ± 0 5.509 5.155/6.021 5.626 ± 0.5573
ea22 1342 1342/1342 1342 ± 0 5.334 4.969/6.015 5.514 ± 0.6684
ea23 1342 1342/1342 1342 ± 0 5.765 5.207/6.269 5.846 ± 0.6884
ea25 1342 1342/1342 1342 ± 0 5.287 4.969/5.822 5.433 ± 0.5545
ea26 1342 1342/1342 1342 ± 0 5.772 5.416/6.671 5.931 ± 0.6544
ea27 1342 1342/1342 1342 ± 0 5.365 5.008/6.157 5.545 ± 0.5892
ea28 1342 1342/1342 1342 ± 0.00002025 5.436 5.16/6.171 5.664 ± 0.6373
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 ± 0.00002349 5.111 4.963/5.359 5.126 ± 0.2443
3 1342 1342/1342 1342 ± 0.00002349 5.087 4.903/5.242 5.078 ± 0.2569
4 1342 1342/1342 1342 ± 0.00002352 4.981 4.817/5.16 4.974 ± 0.2978
5 1342 1342/1342 1342 ± 0.00002349 5.09 4.852/5.204 5.071 ± 0.3002
6 1342 1342/1342 1342 ± 0.00002349 5.105 4.91/5.321 5.099 ± 0.2815
7 1342 1342/1342 1342 ± 0.00002349 5.131 4.972/5.252 5.124 ± 0.249
8 1342 1342/1342 1342 ± 0.00002349 5.159 4.921/5.274 5.098 ± 0.2692
9 1342 1342/1342 1342 ± 0.00002349 5.391 5.255/5.622 5.39 ± 0.3017
10 1342 1342/1342 1342 ± 0.00002349 5.841 5.662/5.991 5.806 ± 0.2961
11 1342 1342/1342 1342 ± 0.00002349 6.089 5.89/6.215 6.023 ± 0.3047
12 1342 1342/1342 1342 ± 0.00002349 6.179 5.946/6.382 6.116 ± 0.4416
13 1342 1342/1342 1342 ± 0.00002349 6.617 6.525/6.754 6.609 ± 0.3338
14 1342 1342/1342 1342 ± 0.00002349 6.84 6.634/6.996 6.797 ± 0.3619
15 1342 1342/1342 1342 ± 0.00002349 6.532 6.289/6.748 6.465 ± 0.3501
16 1342 1342/1342 1342 ± 0.00002456 5.817 5.496/6.016 5.8 ± 0.3577
17 1342 1342/1342 1342 ± 0.00002716 5.813 5.492/6.074 5.811 ± 0.3558
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38617989.eb38636486.59099.9471230787_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-01-08 11:16:57.753
End
2025-01-08 12:32:33.331
Duration
1:15:35.577
Note, WebLog generation is not included in the time.

CASA logs for stage 8