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Old Sat Jan 10, 2009, 06:14pm
SAump SAump is offline
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Annual Rising Fastball Update

Quote:
Beckett and Lester are the two Red Sox starters who most clearly use 4-seamer and 2-seamer as two distinct pitches. The difference in action is substantially greater for Lester than for Beckett. Against the Yankees on July 27, Lester's 2-seamer (the right-most cluster) averaged +9 horizontal break and +5 inches in vertical break; his 4-seamer in the topmost cluster got +4 inches in horizontal break and +10 in vertical break.
Source: Fastballology - Sons of Sam Horn
Did anyone see that one in the PitchF/X data?


Edited Post: Meaning it ended up 10 inches higher than where it would have in a vacuum?
Meaning a 100mph fastball is not falling the predictable ten inches of another 100mph fastball.
Meaning the 100mph 4-seam fastball is 5 inches higher than a 2 seam 100mph fastball.
Meaning if Mr. Lester achieves a +10 average 1 day, a maximum record value exists.
Meaning a list of pitchers have or had the ability to obtain a +12 or +14 inches or more.
Meaning the release height and catch height may prove a rise as large as the predicted fall.
Meaning there is some "hop" from one 100mph fastball to another 100mph fastball.

It rose 10 inches after its lowest point on the way to the plate?
It has always been about competing against gravity.
It has never been about defying gravity.
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Last edited by SAump; Sun Jan 11, 2009 at 11:09am.