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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.195 5.069/5.581 5.383 ± 0.5112
ea02 1342 1342/1342 1342 ± 0.000001108 5.569 5.241/6.151 5.725 ± 0.6448
ea04 1342 1342/1342 1342 ± 0.000001108 5.134 4.769/5.584 5.21 ± 0.4827
ea05 1342 1342/1342 1342 ± 0 5.588 5.057/6.004 5.499 ± 0.5281
ea06 1342 1342/1342 1342 ± 0 4.945 4.656/5.428 5.06 ± 0.4754
ea07 1342 1342/1342 1342 ± 0.00002019 5.561 5.223/5.859 5.646 ± 0.5247
ea08 1342 1342/1342 1342 ± 0.00002155 5.542 5.264/6.209 5.74 ± 0.6437
ea09 1342 1342/1342 1342 ± 0 5.541 5.042/6.116 5.572 ± 0.5658
ea10 1342 1342/1342 1342 ± 0.00004003 5.521 5.104/6.217 5.619 ± 0.6062
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.6 5.118/6.027 5.649 ± 0.5676
ea13 1342 1342/1342 1342 ± 0 5.915 5.563/6.1 5.935 ± 0.4649
ea14 1342 1342/1342 1342 ± 0 5.478 5.104/5.989 5.59 ± 0.5728
ea15 1342 1342/1342 1342 ± 0 5.336 4.933/5.908 5.487 ± 0.5975
ea16 1342 1342/1342 1342 ± 0 5.919 5.438/6.393 5.965 ± 0.6294
ea17 1342 1342/1342 1342 ± 0.00001285 5.527 5.327/6.091 5.723 ± 0.5728
ea18 1342 1342/1342 1342 ± 0.000005691 4.835 4.494/5.258 4.85 ± 0.4838
ea19 1342 1342/1342 1342 ± 0 5.88 5.405/6.398 5.952 ± 0.5615
ea20 1342 1342/1342 1342 ± 0 6.023 5.446/6.463 5.938 ± 0.5807
ea21 1342 1342/1342 1342 ± 0 5.364 5.157/5.865 5.545 ± 0.4567
ea22 1342 1342/1342 1342 ± 0 5.331 5.123/6.049 5.554 ± 0.5997
ea23 1342 1342/1342 1342 ± 0.000005353 5.587 5.272/6.217 5.763 ± 0.6012
ea25 1342 1342/1342 1342 ± 0.00001147 5.196 4.993/5.718 5.376 ± 0.5148
ea26 1342 1342/1342 1342 ± 0 5.809 5.537/6.368 5.956 ± 0.6297
ea27 1342 1342/1342 1342 ± 0.00004153 5.192 5.085/6.015 5.43 ± 0.56
ea28 1342 1342/1342 1342 ± 0.00003914 5.336 5.135/6.138 5.585 ± 0.5991
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 ± 0.00002393 5.186 5.104/5.524 5.252 ± 0.2792
3 1342 1342/1342 1342 ± 0.00002917 4.832 4.672/5.12 4.902 ± 0.3574
4 1342 1342/1342 1342 ± 0.00002647 5.15 4.925/5.326 5.091 ± 0.3059
5 1342 1342/1342 1342 ± 0.00002393 5.155 4.946/5.317 5.149 ± 0.3243
6 1342 1342/1342 1342 ± 0.00002393 5.09 4.992/5.284 5.102 ± 0.2804
7 1342 1342/1342 1342 ± 0.00002393 5.124 5.067/5.272 5.142 ± 0.2538
8 1342 1342/1342 1342 ± 0.00002393 5.133 4.895/5.28 5.064 ± 0.287
9 1342 1342/1342 1342 ± 0.00002393 5.339 5.181/5.576 5.319 ± 0.3088
10 1342 1342/1342 1342 ± 0.00002393 5.719 5.594/5.923 5.703 ± 0.2926
11 1342 1342/1342 1342 ± 0.00002393 5.95 5.766/6.066 5.892 ± 0.295
12 1342 1342/1342 1342 ± 0.00002393 6.083 5.863/6.23 6.05 ± 0.3267
13 1342 1342/1342 1342 ± 0.00002393 6.49 6.358/6.601 6.459 ± 0.3311
14 1342 1342/1342 1342 ± 0.00002393 6.66 6.438/6.975 6.656 ± 0.3612
15 1342 1342/1342 1342 ± 0.00002393 6.467 6.157/6.637 6.353 ± 0.3899
16 1342 1342/1342 1342 ± 0.00004564 5.521 5.3/5.889 5.583 ± 0.3373
17 1342 1342/1342 1342 ± 0.0000471 5.555 5.337/5.947 5.592 ± 0.3307
statwtmode
VLASS-SE
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2024-12-31 08:05:37.080
End
2024-12-31 09:08:42.141
Duration
1:03:05.061
Note, WebLog generation is not included in the time.

CASA logs for stage 8