Silhouette challenge
Join Date: May 2010
Location: EU
Age: 82
Posts: 5,505
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Zenith CH701
Zenith STOL CH701
Over to you
![Thumb](https://www.pprune.org/images/smilies/thumbs.gif)
I have had a bad staying power ratio lately. Should be at least more than 1.0 (Staying power ratio = Time to stay / Time to silhouette)
![RegDep is offline](https://www.pprune.org/images/statusicon/user_offline.gif)