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

Statwt Summary Plot

VLASS2.1.sb38613707.eb38659860.59113.15663519676_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 5.929 5.422/6.184 5.882 ± 0.525
ea02 1342 1342/1342 1342 ± 0.00000114 5.98 5.587/6.684 6.169 ± 0.636
ea04 1342 1342/1342 1342 ± 0 5.597 5.221/6.304 5.743 ± 0.5676
ea05 1342 1342/1342 1342 ± 0 6.039 5.505/6.537 5.98 ± 0.5992
ea06 1342 1342/1342 1342 ± 0 4.913 4.738/5.261 5.004 ± 0.3288
ea07 1342 1342/1342 1342 ± 0 6.223 5.594/6.372 6.159 ± 0.5729
ea08 1342 1342/1342 1342 ± 0.000007884 6.124 5.781/6.878 6.371 ± 0.6647
ea09 1342 1342/1342 1342 ± 0 5.745 5.353/6.567 5.926 ± 0.6264
ea10 1342 1342/1342 1342 ± 0 6.18 5.471/6.772 6.157 ± 0.6626
ea11 1342 1342/1342 1342 ± 0.00000114 6.179 5.317/6.536 6.063 ± 0.6831
ea12 1342 1342/1342 1342 ± 0 5.537 5.459/5.695 5.566 ± 0.16
ea13 1342 1342/1342 1342 ± 0 6.507 6.092/6.624 6.481 ± 0.4854
ea14 1342 1342/1342 1342 ± 0 6.106 5.446/6.669 6.104 ± 0.6716
ea15 1342 1342/1342 1342 ± 0 6.005 5.496/6.587 6.121 ± 0.6791
ea16 1342 1342/1342 1342 ± 0 6.326 5.83/6.944 6.454 ± 0.7171
ea17 1342 1342/1342 1342 ± 0.00000228 6.118 5.745/6.996 6.29 ± 0.6091
ea18 1342 1342/1342 1342 ± 0 5.167 4.807/5.618 5.25 ± 0.528
ea19 1342 1342/1342 1342 ± 0 6.35 5.738/6.922 6.411 ± 0.664
ea20 1342 1342/1342 1342 ± 0 6.39 5.779/6.865 6.372 ± 0.6208
ea21 1342 1342/1342 1342 ± 0 6.083 5.55/6.49 6.08 ± 0.5619
ea22 1342 1342/1342 1342 ± 0 5.601 5.37/6.359 5.889 ± 0.6315
ea23 1342 1342/1342 1342 ± 0 6.304 5.657/6.685 6.291 ± 0.6799
ea25 1342 1342/1342 1342 ± 0 5.865 5.475/6.368 5.954 ± 0.5627
ea26 1342 1342/1342 1342 ± 0 6.29 5.851/7.089 6.42 ± 0.6472
ea27 1342 1342/1342 1342 ± 0.00002742 5.697 5.503/6.499 5.946 ± 0.557
ea28 1342 1342/1342 1342 ± 0.00003606 5.809 5.612/6.644 6.153 ± 0.6282
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 5.524 5.406/5.808 5.546 ± 0.2988
4 1342 1342/1342 1342 ± 0.00002391 5.582 5.274/5.697 5.483 ± 0.3569
5 1342 1342/1342 1342 ± 0.00002349 5.559 5.348/5.749 5.573 ± 0.3409
6 1342 1342/1342 1342 ± 0.00002349 5.501 5.303/5.627 5.459 ± 0.3567
7 1342 1342/1342 1342 ± 0.00002349 5.511 5.368/5.719 5.497 ± 0.2908
8 1342 1342/1342 1342 ± 0.00002349 5.533 5.287/5.669 5.45 ± 0.3116
9 1342 1342/1342 1342 ± 0.00002349 5.763 5.566/5.994 5.708 ± 0.356
10 1342 1342/1342 1342 ± 0.00002383 6.228 6.034/6.349 6.137 ± 0.3562
11 1342 1342/1342 1342 ± 0.00002394 6.461 6.223/6.545 6.348 ± 0.3653
12 1342 1342/1342 1342 ± 0.00002441 6.555 6.391/6.764 6.51 ± 0.4027
13 1342 1342/1342 1342 ± 0.00002394 7.035 6.964/7.244 6.987 ± 0.4267
14 1342 1342/1342 1342 ± 0.00002394 7.312 7.037/7.502 7.191 ± 0.4744
15 1342 1342/1342 1342 ± 0.00002394 6.945 6.722/7.187 6.836 ± 0.4761
16 1342 1342/1342 1342 ± 0.00003394 6.172 5.777/6.49 6.122 ± 0.4574
17 1342 1342/1342 1342 ± 0.00003447 6.251 5.784/6.533 6.155 ± 0.45
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38613707.eb38659860.59113.15663519676_split_split.ms
output_dir
 
Start time
2024-04-13 04:44:07.954
End
2024-04-13 05:49:42.095
Duration
1:05:34.141
Note, WebLog generation is not included in the time.

CASA logs for stage 7