reef main sail

[ustxvetnavy]

Want to get reef point [sewn in] for main sail somewhere beween a storm sail and a normal reef got any math on how far up i should go to reef on a magregor v22 . Lakes do get windy here in texas .

 

[Sailm8]

I googled it and got this:
http://www.picaroonblog.com/archives/articles-2/how-to-reef-points/