The Baseball Analysts explore Felix Hernandez’s changeup, which keeps getting faster:
At the same time his fastball has actually slowed slightly, so that the separation between the two pitches has gotten smaller. The difference averaged 9mph in 2007 and is down to 5mph this year. My work suggests that on a pitch by-pitch basis a separation [...]
Original Story:
http://baseballmusings.com/?p=37096
Original Story:
http://baseballmusings.com/?p=37096
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