Is 47,500 inches per minute as fast as a Knuckleball (baseball)?
It's about two-thirds as fast as a Knuckleball (baseball)
The speed of a Knuckleball (baseball) is about 71,000 inches per minute.
(a.k.a. knuckler, a.k.a. floater, a.k.a. dancer, a.k.a. butterfly ball) (major league average)
The average speed of major league knuckleball pitch is 72,000 inches per minute. Eddie Cicotte, who was later implicated in the 1919 Black Sox scandal, is credited with developing the pitch ca. 1906.
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