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

Statwt Summary Plot

VLASS2.1.sb38619162.eb38631105.59096.06071193287_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 5.471 5.147/5.889 5.598 ± 0.5338
ea02 1342 1342/1342 1342 ± 0 5.631 5.304/6.413 5.881 ± 0.6531
ea04 1342 1342/1342 1342 ± 0 5.395 5.086/6.076 5.606 ± 0.5782
ea05 1342 1342/1342 1342 ± 0 5.635 5.227/6.139 5.735 ± 0.589
ea06 1342 1342/1342 1342 ± 0 5.008 4.809/5.422 5.124 ± 0.3886
ea07 1342 1342/1342 1342 ± 0 6.039 5.358/6.277 5.943 ± 0.5999
ea08 1342 1342/1342 1342 ± 0 5.751 5.405/6.543 6.022 ± 0.6738
ea09 1342 1342/1342 1342 ± 0 5.565 5.149/6.208 5.696 ± 0.615
ea10 1342 1342/1342 1342 ± 0 5.982 5.22/6.542 5.89 ± 0.6849
ea11 1342 1342/1342 1342 ± 0 5.786 5.083/6.298 5.775 ± 0.6717
ea12 1342 1342/1342 1342 ± 0 5.861 5.243/6.38 5.929 ± 0.6694
ea13 1342 1342/1342 1342 ± 0 6.087 5.69/6.334 6.116 ± 0.4959
ea14 1342 1342/1342 1342 ± 0 5.857 5.119/6.35 5.801 ± 0.6961
ea15 1342 1342/1342 1342 ± 0 5.535 5.071/6.208 5.717 ± 0.6883
ea16 1342 1342/1342 1342 ± 0 5.994 5.558/6.672 6.177 ± 0.739
ea17 1342 1342/1342 1342 ± 0.0000015 5.851 5.488/6.415 6.016 ± 0.6222
ea18 1342 1342/1342 1342 ± 0 5.079 4.659/5.538 5.104 ± 0.5161
ea19 1342 1342/1342 1342 ± 0 5.905 5.476/6.67 6.119 ± 0.6772
ea20 1342 1342/1342 1342 ± 0 6.262 5.624/6.865 6.212 ± 0.6568
ea21 1342 1342/1342 1342 ± 0 5.631 5.264/6.137 5.735 ± 0.575
ea22 1342 1342/1342 1342 ± 0 5.45 5.2/6.304 5.732 ± 0.6515
ea23 1342 1342/1342 1342 ± 0 6.097 5.322/6.494 6.046 ± 0.7098
ea25 1342 1342/1342 1342 ± 0 5.46 5.135/6.111 5.657 ± 0.5782
ea26 1342 1342/1342 1342 ± 0 5.936 5.531/6.836 6.123 ± 0.6589
ea27 1342 1342/1342 1342 ± 0 5.488 5.106/6.294 5.676 ± 0.5929
ea28 1342 1342/1342 1342 ± 0.00001621 5.574 5.306/6.329 5.823 ± 0.6409
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 ± 0.00002348 5.231 5.079/5.506 5.242 ± 0.2448
3 1342 1342/1342 1342 ± 0.00003045 5.208 5.071/5.405 5.227 ± 0.2057
4 1342 1342/1342 1342 ± 0.00002348 5.16 5.012/5.334 5.156 ± 0.2885
5 1342 1342/1342 1342 ± 0.00002348 5.259 5.012/5.395 5.256 ± 0.2975
6 1342 1342/1342 1342 ± 0.00002348 5.239 4.984/5.407 5.208 ± 0.2792
7 1342 1342/1342 1342 ± 0.00002348 5.271 5.122/5.413 5.27 ± 0.245
8 1342 1342/1342 1342 ± 0.00002348 5.263 5.044/5.438 5.235 ± 0.2603
9 1342 1342/1342 1342 ± 0.00002348 5.521 5.375/5.77 5.514 ± 0.3016
10 1342 1342/1342 1342 ± 0.00002348 5.976 5.845/6.154 5.953 ± 0.2968
11 1342 1342/1342 1342 ± 0.00002348 6.242 6.068/6.352 6.17 ± 0.3077
12 1342 1342/1342 1342 ± 0.00002348 6.361 6.147/6.531 6.329 ± 0.3315
13 1342 1342/1342 1342 ± 0.00002348 6.782 6.676/6.986 6.766 ± 0.3535
14 1342 1342/1342 1342 ± 0.00002348 6.991 6.782/7.181 6.956 ± 0.3855
15 1342 1342/1342 1342 ± 0.00002348 6.683 6.469/6.91 6.62 ± 0.3874
16 1342 1342/1342 1342 ± 0.00002441 5.98 5.683/6.189 5.952 ± 0.3903
17 1342 1342/1342 1342 ± 0.00002567 5.992 5.637/6.249 5.951 ± 0.3802
overwrite_modelcol
False
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-01-11 00:00:11.776
End
2025-01-11 00:30:12.650
Duration
0:30:00.874
Note, WebLog generation is not included in the time.

CASA logs for stage 8