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

Statwt Summary Plot

VLASS2.1.sb38606107.eb38625163.59092.29495140046_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 5.227 5.122/6.027 5.46 ± 0.6537
ea02 1342 1342/1342 1342 ± 0.00004215 5.638 5.313/6.578 5.82 ± 0.856
ea04 1342 1342/1342 1342 ± 0 5.236 4.987/5.979 5.431 ± 0.6494
ea05 1342 1342/1342 1342 ± 0.000003011 5.432 5.064/6.4 5.7 ± 0.69
ea06 1342 1342/1342 1342 ± 0.000002163 4.681 4.524/5.117 4.749 ± 0.4557
ea07 1342 1342/1342 1342 ± 0.00004195 5.767 5.317/6.273 5.823 ± 0.7638
ea08 1342 1342/1342 1342 ± 0.00004215 5.721 5.462/6.695 5.945 ± 0.874
ea10 1342 1342/1342 1342 ± 0.00004215 5.366 5.173/6.648 5.773 ± 0.8295
ea11 1342 1342/1342 1342 ± 0.00004099 5.417 5.015/6.343 5.609 ± 0.8196
ea12 1342 1342/1342 1342 ± 0.000001767 5.549 5.208/6.49 5.753 ± 0.8452
ea13 1342 1342/1342 1342 ± 0.00003461 5.831 5.728/6.393 5.991 ± 0.7375
ea14 1342 1342/1342 1342 ± 0.000004501 5.459 5.054/6.356 5.722 ± 0.7066
ea15 1342 1342/1342 1342 ± 0 5.159 5.021/6.114 5.529 ± 0.7517
ea16 1342 1342/1342 1342 ± 0.000008927 5.787 5.535/6.806 6.11 ± 0.8446
ea17 1342 1342/1342 1342 ± 0.0000423 5.662 5.287/6.822 5.832 ± 0.8075
ea18 1342 1342/1342 1342 ± 0.00002961 4.854 4.576/5.634 4.985 ± 0.618
ea19 1342 1342/1342 1342 ± 0 5.667 5.464/6.66 5.991 ± 0.7147
ea20 1342 1342/1342 1342 ± 0.00001893 5.796 5.503/6.866 5.981 ± 0.8977
ea21 1342 1342/1342 1342 ± 0.000005889 5.389 5.282/6.323 5.723 ± 0.6834
ea22 1342 1342/1342 1342 ± 0.00004272 5.399 5.145/6.407 5.637 ± 0.7826
ea23 1342 1342/1342 1342 ± 0.00003647 5.695 5.36/6.529 5.916 ± 0.804
ea25 1342 1342/1342 1342 ± 0.00004275 5.183 4.999/6.202 5.457 ± 0.749
ea26 1342 1342/1342 1342 ± 0.00002073 5.857 5.635/6.863 6.051 ± 0.8889
ea27 1342 1342/1342 1342 ± 0.00004219 5.37 5.073/6.456 5.6 ± 0.7797
ea28 1342 1342/1342 1342 ± 0.00004216 5.59 5.322/6.496 5.754 ± 0.7896
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 ± 0.00002394 5.36 5.167/5.623 5.376 ± 0.2816
4 1342 1342/1342 1342 ± 0.00002932 5.035 4.763/5.394 5.114 ± 0.5025
5 1342 1342/1342 1342 ± 0.00002394 5.282 5.01/5.444 5.237 ± 0.3405
6 1342 1342/1342 1342 ± 0.00002394 5.279 5.032/5.426 5.243 ± 0.3108
7 1342 1342/1342 1342 ± 0.00002394 5.279 5.116/5.465 5.28 ± 0.2851
8 1342 1342/1342 1342 ± 0.00002394 5.323 5.073/5.462 5.264 ± 0.2975
9 1342 1342/1342 1342 ± 0.00002394 5.586 5.426/5.839 5.572 ± 0.3322
10 1342 1342/1342 1342 ± 0.00002394 6.003 5.883/6.199 5.967 ± 0.3408
11 1342 1342/1342 1342 ± 0.00002394 6.284 6.127/6.411 6.211 ± 0.3612
12 1342 1342/1342 1342 ± 0.00002394 6.457 6.271/6.583 6.386 ± 0.3775
13 1342 1342/1342 1342 ± 0.00002394 6.809 6.621/6.995 6.76 ± 0.4034
14 1342 1342/1342 1342 ± 0.00002414 6.913 6.69/7.168 6.867 ± 0.4785
15 1342 1342/1342 1342 ± 0.00002394 6.843 6.502/6.958 6.677 ± 0.5022
16 1342 1342/1342 1342 ± 0.0000608 4.499 4.373/4.739 4.557 ± 0.2955
17 1342 1342/1342 1342 ± 0.00006102 4.511 4.367/4.703 4.545 ± 0.2747
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38606107.eb38625163.59092.29495140046_split_split.ms
Start time
2024-11-07 20:30:16.278
End
2024-11-07 21:26:51.866
Duration
0:56:35.588
Note, WebLog generation is not included in the time.

CASA logs for stage 8