Hi all,

Do you know of a program or a web site, thatcalculatesarrow's velocity from it's weight and balistic drop at given distances?

Thanks,
Yuv

Here you go

http://armbrust.sofablau.com/cms/download.html

http://excaliburcrossbow.com/demo/li...category_id=51

I finf that air density has an affect on arrow trajectory, particularly beyond 30 yards.