Posted by: Tom Waz (sluggoking@msn.com) on Tue Oct 12 09:52:31 2004

Can someone tell me the formula on figuring out pitch speed from various distances ...
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> Such as .. If im pitching to a batter from 30 ft. at 40mph .. what would the speed equate to from a pitcher at 40ft.
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> They say Jenny Finches 70mph fastball from 43' would be the equal of facing a 100mph fastball from 60'.
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> Im trying to approximate the speed/reaction time for a 60mph fastball from 40ft . But since i cant throw that fast , I need to move in closer to try and approximate the same reaction time from a closer distance to work on focus and quickness. Does anyone know the formula ?

(S1/D1 = S2/D2) Where S = Speed and D = Distance

So....((S1/D1) X D2) = S2 or ((D1/S1) X S2) = D2

In your example ((70/43) X 60) = 97.67 MPH

Hope this helps. - Tom Waz