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 5.126 5.031/5.574 5.324 ± 0.5308
ea02 1342 1342/1342 1342 ± 0.000004192 5.563 5.243/6.156 5.703 ± 0.661
ea04 1342 1342/1342 1342 ± 0 5.102 4.747/5.585 5.2 ± 0.4847
ea05 1342 1342/1342 1342 ± 0 5.481 5.054/5.967 5.459 ± 0.5321
ea06 1342 1342/1342 1342 ± 0 4.912 4.611/5.428 5.025 ± 0.5016
ea07 1342 1342/1342 1342 ± 0.00002783 5.533 5.163/5.837 5.596 ± 0.5427
ea08 1342 1342/1342 1342 ± 0.00002721 5.482 5.197/6.171 5.698 ± 0.6394
ea09 1342 1342/1342 1342 ± 0 5.518 5.03/6.083 5.545 ± 0.5713
ea10 1342 1342/1342 1342 ± 0.00004012 5.371 5.063/6.196 5.585 ± 0.6061
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.622 5.081/6.045 5.636 ± 0.5892
ea13 1342 1342/1342 1342 ± 0 6 5.577/6.034 5.918 ± 0.4628
ea14 1342 1342/1342 1342 ± 0 5.374 5.054/5.939 5.529 ± 0.5652
ea15 1342 1342/1342 1342 ± 0 5.337 4.922/5.889 5.473 ± 0.6227
ea16 1342 1342/1342 1342 ± 0 5.879 5.396/6.356 5.903 ± 0.617
ea17 1342 1342/1342 1342 ± 0.0000171 5.419 5.227/6.442 5.674 ± 0.6053
ea18 1342 1342/1342 1342 ± 0.000001198 4.815 4.461/5.253 4.869 ± 0.4729
ea19 1342 1342/1342 1342 ± 0 5.855 5.411/6.406 5.941 ± 0.5601
ea20 1342 1342/1342 1342 ± 0 5.949 5.379/6.406 5.873 ± 0.5913
ea21 1342 1342/1342 1342 ± 0 5.305 5.122/5.868 5.519 ± 0.4718
ea22 1342 1342/1342 1342 ± 0 5.315 5.073/6.006 5.527 ± 0.6014
ea23 1342 1342/1342 1342 ± 0.000008535 5.416 5.217/6.169 5.699 ± 0.6147
ea25 1342 1342/1342 1342 ± 0.00001252 5.118 4.957/5.708 5.335 ± 0.5315
ea26 1342 1342/1342 1342 ± 0 5.737 5.495/6.336 5.927 ± 0.6119
ea27 1342 1342/1342 1342 ± 0.00004279 5.193 5.079/5.978 5.424 ± 0.5694
ea28 1342 1342/1342 1342 ± 0.00004149 5.301 5.118/6.114 5.559 ± 0.6171
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 5.146 5.074/5.483 5.214 ± 0.2724
3 1342 1342/1342 1342 ± 0.00003001 4.815 4.607/5.019 4.835 ± 0.3407
4 1342 1342/1342 1342 ± 0.00003268 4.975 4.755/5.094 4.941 ± 0.2935
5 1342 1342/1342 1342 ± 0.00002393 5.081 4.878/5.288 5.106 ± 0.3257
6 1342 1342/1342 1342 ± 0.00002393 5.076 4.986/5.223 5.079 ± 0.2734
7 1342 1342/1342 1342 ± 0.00002393 5.1 5.029/5.241 5.111 ± 0.2495
8 1342 1342/1342 1342 ± 0.00002393 5.117 4.885/5.276 5.046 ± 0.2847
9 1342 1342/1342 1342 ± 0.00002393 5.309 5.177/5.55 5.299 ± 0.3117
10 1342 1342/1342 1342 ± 0.00002393 5.684 5.561/5.892 5.671 ± 0.2867
11 1342 1342/1342 1342 ± 0.00002393 5.948 5.761/6.022 5.866 ± 0.2867
12 1342 1342/1342 1342 ± 0.00002393 6.049 5.86/6.203 6.027 ± 0.3179
13 1342 1342/1342 1342 ± 0.00002393 6.447 6.331/6.616 6.431 ± 0.3206
14 1342 1342/1342 1342 ± 0.00002393 6.633 6.427/6.95 6.629 ± 0.3476
15 1342 1342/1342 1342 ± 0.00002393 6.424 6.176/6.587 6.317 ± 0.375
16 1342 1342/1342 1342 ± 0.00004747 5.403 5.23/5.877 5.497 ± 0.3365
17 1342 1342/1342 1342 ± 0.00004908 5.42 5.271/5.863 5.515 ± 0.3216
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-12-31 05:25:58.004
End
2024-12-31 06:23:19.167
Duration
0:57:21.163
Note, WebLog generation is not included in the time.

CASA logs for stage 8