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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.623 5.263/6.041 5.709 ± 0.5635
ea02 1342 1342/1342 1342 ± 0 5.841 5.469/6.446 5.994 ± 0.6213
ea04 1342 1342/1342 1342 ± 0 5.391 5.112/6.1 5.617 ± 0.5737
ea05 1342 1342/1342 1342 ± 0 5.84 5.37/6.305 5.894 ± 0.5988
ea06 1342 1342/1342 1342 ± 0 5.193 4.869/5.462 5.153 ± 0.3811
ea07 1342 1342/1342 1342 ± 0 5.95 5.477/6.241 5.996 ± 0.5611
ea08 1342 1342/1342 1342 ± 0 5.921 5.579/6.672 6.192 ± 0.6707
ea09 1342 1342/1342 1342 ± 0 5.656 5.238/6.271 5.757 ± 0.6368
ea10 1342 1342/1342 1342 ± 0 5.95 5.304/6.584 5.96 ± 0.6551
ea11 1342 1342/1342 1342 ± 0 6.022 5.262/6.535 6 ± 0.6997
ea12 1342 1342/1342 1342 ± 0 5.414 5.363/5.538 5.468 ± 0.1442
ea13 1342 1342/1342 1342 ± 0 5.985 5.722/6.351 6.102 ± 0.5069
ea14 1342 1342/1342 1342 ± 0 5.758 5.17/6.357 5.828 ± 0.6725
ea15 1342 1342/1342 1342 ± 0 5.831 5.201/6.361 5.87 ± 0.6859
ea16 1342 1342/1342 1342 ± 0 6.079 5.648/6.666 6.206 ± 0.7033
ea17 1342 1342/1342 1342 ± 0 6.001 5.622/6.496 6.146 ± 0.6097
ea18 1342 1342/1342 1342 ± 0 5.038 4.757/5.575 5.19 ± 0.5103
ea19 1342 1342/1342 1342 ± 0 5.923 5.528/6.674 6.157 ± 0.6783
ea20 1342 1342/1342 1342 ± 0 6.081 5.681/6.746 6.24 ± 0.652
ea21 1342 1342/1342 1342 ± 0 5.695 5.365/6.274 5.858 ± 0.5846
ea22 1342 1342/1342 1342 ± 0 5.553 5.196/6.166 5.704 ± 0.6207
ea23 1342 1342/1342 1342 ± 0 5.983 5.409/6.361 6.049 ± 0.6789
ea25 1342 1342/1342 1342 ± 0 5.679 5.378/6.269 5.864 ± 0.5992
ea26 1342 1342/1342 1342 ± 0 6.028 5.69/6.68 6.192 ± 0.6986
ea27 1342 1342/1342 1342 ± 0 5.503 5.288/6.37 5.76 ± 0.5834
ea28 1342 1342/1342 1342 ± 0.000008725 5.797 5.495/6.499 5.991 ± 0.6788
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 5.355 5.161/5.591 5.352 ± 0.2433
3 1342 1342/1342 1342 ± 0.00002348 5.276 5.053/5.539 5.277 ± 0.2732
4 1342 1342/1342 1342 ± 0.00002435 5.305 5.074/5.421 5.251 ± 0.3032
5 1342 1342/1342 1342 ± 0.00002348 5.359 5.115/5.497 5.354 ± 0.2997
6 1342 1342/1342 1342 ± 0.00002392 5.424 5.256/5.592 5.405 ± 0.2929
7 1342 1342/1342 1342 ± 0.00002348 5.384 5.198/5.531 5.363 ± 0.2535
8 1342 1342/1342 1342 ± 0.00002348 5.398 5.174/5.498 5.339 ± 0.2676
9 1342 1342/1342 1342 ± 0.00002348 5.709 5.455/5.883 5.614 ± 0.3237
10 1342 1342/1342 1342 ± 0.00002372 6.112 5.911/6.227 6.043 ± 0.3048
11 1342 1342/1342 1342 ± 0.00002392 6.299 6.193/6.449 6.253 ± 0.3169
12 1342 1342/1342 1342 ± 0.0000244 6.492 6.283/6.616 6.421 ± 0.358
13 1342 1342/1342 1342 ± 0.00002392 6.886 6.751/7.168 6.868 ± 0.3795
14 1342 1342/1342 1342 ± 0.00002392 7.11 6.915/7.311 7.049 ± 0.3957
15 1342 1342/1342 1342 ± 0.00002392 6.741 6.572/6.938 6.694 ± 0.3819
16 1342 1342/1342 1342 ± 0.00002394 6.082 5.703/6.243 6.028 ± 0.3587
17 1342 1342/1342 1342 ± 0.00002483 6.01 5.857/6.253 6.031 ± 0.3306
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-04-19 05:16:02.870
End
2024-04-19 06:00:21.505
Duration
0:44:18.635
Note, WebLog generation is not included in the time.

CASA logs for stage 7