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

Statwt Summary Plot

VLASS2.1.sb38504727.eb38659863.59113.352947384265_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 6.08 5.909/6.64 6.314 ± 0.5428
ea02 1342 1342/1342 1342 ± 0 6.419 6.135/7.054 6.596 ± 0.6086
ea04 1342 1342/1342 1342 ± 0.0000076 5.704 5.256/6.211 5.798 ± 0.61
ea05 1342 1342/1342 1342 ± 0.000002883 6.119 5.445/6.66 6.076 ± 0.6535
ea06 1342 1342/1342 1342 ± 0.000003223 4.988 4.812/5.442 5.143 ± 0.3885
ea07 1342 1342/1342 1342 ± 0.00003333 6.268 5.919/6.656 6.446 ± 0.6243
ea08 1342 1342/1342 1342 ± 0.000008216 6.663 6.316/7.28 6.884 ± 0.6617
ea09 1342 1342/1342 1342 ± 0 6.186 5.583/6.757 6.254 ± 0.6293
ea10 1342 1342/1342 1342 ± 0.00003846 6.471 5.946/7.307 6.603 ± 0.6963
ea11 1342 1342/1342 1342 ± 0.00003623 6.276 5.712/7.004 6.455 ± 0.7606
ea12 1342 1342/1342 1342 ± 0 5.905 5.549/6.621 6.142 ± 0.6618
ea13 1342 1342/1342 1342 ± 0 6.525 5.956/6.866 6.439 ± 0.551
ea14 1342 1342/1342 1342 ± 0.00001617 6.12 5.527/6.668 6.179 ± 0.6909
ea15 1342 1342/1342 1342 ± 0.000002959 6.082 5.381/6.53 6.122 ± 0.7358
ea16 1342 1342/1342 1342 ± 0 6.394 5.906/7.029 6.529 ± 0.7581
ea17 1342 1342/1342 1342 ± 0.00004408 6.547 6.172/7.187 6.789 ± 0.7392
ea18 1342 1342/1342 1342 ± 0.0000147 5.475 5.157/6.041 5.547 ± 0.5606
ea19 1342 1342/1342 1342 ± 0.000005164 6.301 5.607/6.808 6.339 ± 0.6721
ea20 1342 1342/1342 1342 ± 0.000004556 6.188 5.875/7.118 6.49 ± 0.679
ea21 1342 1342/1342 1342 ± 0 5.979 5.549/6.458 6.09 ± 0.5891
ea22 1342 1342/1342 1342 ± 0 6.235 5.653/6.548 6.18 ± 0.621
ea23 1342 1342/1342 1342 ± 0.00002825 6.17 5.803/6.93 6.449 ± 0.7301
ea25 1342 1342/1342 1342 ± 0.00004265 6.1 5.863/6.821 6.383 ± 0.6904
ea26 1342 1342/1342 1342 ± 0 6.499 5.98/7.197 6.589 ± 0.6437
ea27 1342 1342/1342 1342 ± 0.00004287 6.165 5.999/7.065 6.43 ± 0.6525
ea28 1342 1342/1342 1342 ± 0.00004212 6.391 6.104/7.149 6.672 ± 0.6697
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 ± 0.00002366 5.92 5.528/6.051 5.834 ± 0.3386
5 1342 1342/1342 1342 ± 0.00002368 5.67 5.506/5.962 5.668 ± 0.3681
6 1342 1342/1342 1342 ± 0.0000238 5.737 5.452/5.959 5.675 ± 0.3925
7 1342 1342/1342 1342 ± 0.00002366 5.784 5.528/5.931 5.711 ± 0.341
8 1342 1342/1342 1342 ± 0.00002366 5.742 5.458/5.98 5.675 ± 0.3832
9 1342 1342/1342 1342 ± 0.00002366 6.095 5.7/6.241 5.963 ± 0.4159
10 1342 1342/1342 1342 ± 0.00002366 6.47 6.166/6.704 6.404 ± 0.4047
11 1342 1342/1342 1342 ± 0.00002366 6.607 6.508/6.926 6.646 ± 0.4309
12 1342 1342/1342 1342 ± 0.00002411 6.811 6.618/7.125 6.819 ± 0.4628
13 1342 1342/1342 1342 ± 0.00002366 7.394 7.108/7.619 7.327 ± 0.4676
14 1342 1342/1342 1342 ± 0.00002366 7.601 7.376/7.864 7.554 ± 0.5019
15 1342 1342/1342 1342 ± 0.00002672 7.008 6.74/7.189 6.912 ± 0.4411
16 1342 1342/1342 1342 ± 0.00005726 6.044 5.709/6.267 5.976 ± 0.4182
17 1342 1342/1342 1342 ± 0.0000538 6.271 5.889/6.515 6.178 ± 0.4599
overwrite_modelcol
False
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2025-01-07 05:43:58.217
End
2025-01-07 06:22:39.217
Duration
0:38:41.000
Note, WebLog generation is not included in the time.

CASA logs for stage 8