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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.906 5.293/6.287 5.597 ± 0.8513
ea02 1342 1342/1342 1342 ± 0.00004531 6.244 5.401/6.757 5.924 ± 0.9519
ea04 1342 1342/1342 1342 ± 0.00003066 5.422 4.906/5.902 5.286 ± 0.7878
ea05 1342 1342/1342 1342 ± 0.00003171 5.652 4.991/6.408 5.605 ± 0.8463
ea06 1342 1342/1342 1342 ± 0.00003947 5.518 4.909/5.913 5.306 ± 0.8615
ea07 1342 1342/1342 1342 ± 0.00004525 6.091 5.38/6.567 5.782 ± 0.9007
ea08 1342 1342/1342 1342 ± 0.00004571 6.695 5.514/6.927 6.106 ± 1.079
ea09 1342 1342/1342 1342 ± 0.00002369 5.538 5.089/6.169 5.475 ± 0.7396
ea10 1342 1342/1342 1342 ± 0.00004527 5.734 4.9/5.987 5.315 ± 0.7687
ea11 1342 1342/1342 1342 ± 0.00004524 6.372 5.404/6.583 5.87 ± 0.9782
ea12 1342 1342/1342 1342 ± 0.00004249 5.946 5.333/6.451 5.762 ± 0.9442
ea13 1342 1342/1342 1342 ± 0.000009965 5.768 5.484/6.269 5.849 ± 0.754
ea14 1342 1342/1342 1342 ± 0.00004352 6.072 5.341/6.544 5.88 ± 0.9524
ea15 1342 1342/1342 1342 ± 0.00002114 5.745 5.147/6.234 5.588 ± 0.9278
ea16 1342 1342/1342 1342 ± 0.00004131 6.069 5.533/6.761 6.009 ± 0.9866
ea17 1342 1342/1342 1342 ± 0.00004558 6.189 5.774/7.065 6.083 ± 1.023
ea18 1342 1342/1342 1342 ± 0.00004514 5.18 4.871/5.811 5.148 ± 0.7101
ea19 1342 1342/1342 1342 ± 0.00001521 6.022 5.463/6.684 5.967 ± 0.8458
ea20 1342 1342/1342 1342 ± 0.00004445 6.439 5.828/7.107 6.15 ± 1.038
ea21 1342 1342/1342 1342 ± 0.00004141 5.968 5.293/6.258 5.642 ± 0.8505
ea22 1342 1342/1342 1342 ± 0.00003667 5.832 5.189/6.546 5.772 ± 0.9042
ea23 1342 1342/1342 1342 ± 0.00005289 6.444 5.948/7.096 6.059 ± 1.205
ea24 1342 1342/1342 1342 ± 0.00001515 5.381 4.907/6.181 5.464 ± 0.7384
ea25 1342 1342/1342 1342 ± 0.0000449 6.135 5.346/6.446 5.72 ± 0.8938
ea26 1342 1342/1342 1342 ± 0.00002359 6.024 5.661/6.878 6.082 ± 0.9498
ea27 1342 1342/1342 1342 ± 0.0000456 6.087 5.508/6.578 5.799 ± 0.9119
ea28 1342 1342/1342 1342 ± 0.00004575 6.229 5.543/6.675 5.963 ± 0.9718
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.
6 1342 1342/1342 1342 ± 0.00002367 5.353 5.088/5.542 5.312 ± 0.2715
7 1342 1342/1342 1342 ± 0.00002367 5.353 5.158/5.537 5.343 ± 0.2701
8 1342 1342/1342 1342 ± 0.00002367 5.315 5.072/5.5 5.295 ± 0.3081
9 1342 1342/1342 1342 ± 0.00002415 5.609 5.319/5.831 5.567 ± 0.3032
10 1342 1342/1342 1342 ± 0.00002324 6.09 5.797/6.196 6.013 ± 0.3142
11 1342 1342/1342 1342 ± 0.00002324 6.274 6.064/6.556 6.289 ± 0.3087
12 1342 1342/1342 1342 ± 0.00002324 6.447 6.198/6.672 6.448 ± 0.3386
13 1342 1342/1342 1342 ± 0.00002324 6.766 6.423/6.999 6.741 ± 0.367
14 1342 1342/1342 1342 ± 0.00002324 6.923 6.652/7.161 6.854 ± 0.4107
15 1342 1342/1342 1342 ± 0.00002669 6.648 6.21/6.951 6.585 ± 0.446
16 1342 1342/1342 1342 ± 0.00005591 4.159 4.022/4.291 4.159 ± 0.3916
17 1342 1342/1342 1342 ± 0.00005347 4.163 4.003/4.349 4.179 ± 0.2628
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-07 18:05:08.887
End
2024-11-07 18:52:07.779
Duration
0:46:58.892
Note, WebLog generation is not included in the time.

CASA logs for stage 8