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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.446 5.22/5.905 5.647 ± 0.5097
ea02 1342 1342/1342 1342 ± 0.000002722 5.725 5.336/6.42 5.909 ± 0.66
ea04 1342 1342/1342 1342 ± 0 5.424 5.042/6.047 5.606 ± 0.5832
ea05 1342 1342/1342 1342 ± 0 5.667 5.211/6.195 5.74 ± 0.5856
ea06 1342 1342/1342 1342 ± 0 4.84 4.556/5.24 4.928 ± 0.4053
ea07 1342 1342/1342 1342 ± 0 5.898 5.445/6.179 5.938 ± 0.5626
ea08 1342 1342/1342 1342 ± 0.000003855 5.709 5.448/6.553 5.999 ± 0.6801
ea09 1342 1342/1342 1342 ± 0 5.531 5.17/6.205 5.682 ± 0.6183
ea10 1342 1342/1342 1342 ± 0 5.82 5.265/6.508 5.865 ± 0.6486
ea11 1342 1342/1342 1342 ± 0 5.731 5.004/6.209 5.681 ± 0.6789
ea12 1342 1342/1342 1342 ± 0 6.208 6.043/6.627 6.306 ± 0.4014
ea13 1342 1342/1342 1342 ± 0 5.718 5.588/6.254 5.97 ± 0.5106
ea14 1342 1342/1342 1342 ± 0 5.759 5.265/6.365 5.868 ± 0.6356
ea15 1342 1342/1342 1342 ± 0 5.546 5.023/6.2 5.667 ± 0.7133
ea16 1342 1342/1342 1342 ± 0 6.083 5.649/6.726 6.238 ± 0.7137
ea17 1342 1342/1342 1342 ± 0.00001782 5.854 5.483/6.42 6.044 ± 0.6187
ea18 1342 1342/1342 1342 ± 0 4.981 4.619/5.472 5.078 ± 0.5113
ea19 1342 1342/1342 1342 ± 0 5.897 5.414/6.444 6.048 ± 0.6107
ea20 1342 1342/1342 1342 ± 0 5.9 5.501/6.512 6.033 ± 0.6366
ea21 1342 1342/1342 1342 ± 0 5.637 5.304/6.206 5.78 ± 0.557
ea22 1342 1342/1342 1342 ± 0.000001722 5.446 5.225/6.316 5.74 ± 0.6502
ea23 1342 1342/1342 1342 ± 0 5.982 5.458/6.421 6.055 ± 0.6779
ea25 1342 1342/1342 1342 ± 0 5.486 5.113/5.953 5.573 ± 0.5615
ea26 1342 1342/1342 1342 ± 0 5.798 5.561/6.714 6.059 ± 0.6536
ea27 1342 1342/1342 1342 ± 0.00002147 5.51 5.299/6.277 5.716 ± 0.5696
ea28 1342 1342/1342 1342 ± 0.00002743 5.524 5.305/6.339 5.811 ± 0.6274
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 ± 0.00002392 5.31 5.207/5.544 5.33 ± 0.2684
3 1342 1342/1342 1342 ± 0.00002392 5.164 5.02/5.424 5.172 ± 0.3017
4 1342 1342/1342 1342 ± 0.00002406 5.221 5.046/5.318 5.173 ± 0.3048
5 1342 1342/1342 1342 ± 0.00002392 5.33 5.111/5.46 5.28 ± 0.3256
6 1342 1342/1342 1342 ± 0.00002392 5.267 5.043/5.412 5.222 ± 0.3046
7 1342 1342/1342 1342 ± 0.00002392 5.304 5.133/5.456 5.261 ± 0.2614
8 1342 1342/1342 1342 ± 0.00002392 5.298 5.09/5.396 5.232 ± 0.2771
9 1342 1342/1342 1342 ± 0.00002392 5.592 5.373/5.785 5.52 ± 0.3202
10 1342 1342/1342 1342 ± 0.00002348 5.984 5.804/6.151 5.939 ± 0.3108
11 1342 1342/1342 1342 ± 0.00002348 6.254 6.101/6.375 6.173 ± 0.3211
12 1342 1342/1342 1342 ± 0.00002348 6.373 6.221/6.581 6.324 ± 0.3461
13 1342 1342/1342 1342 ± 0.00002348 6.78 6.707/6.936 6.757 ± 0.3663
14 1342 1342/1342 1342 ± 0.00002348 6.962 6.767/7.186 6.939 ± 0.3996
15 1342 1342/1342 1342 ± 0.00002348 6.601 6.372/6.778 6.544 ± 0.4094
16 1342 1342/1342 1342 ± 0.00003215 5.843 5.548/6.181 5.84 ± 0.3942
17 1342 1342/1342 1342 ± 0.00003092 5.896 5.615/6.127 5.876 ± 0.3368
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
overwrite_modelcol
False
Start time
2024-05-01 08:00:09.033
End
2024-05-01 08:53:12.105
Duration
0:53:03.072
Note, WebLog generation is not included in the time.

CASA logs for stage 7