Is 66.977780 yards per second as fast as a Knuckleball (baseball)?
It's about two times as fast as a Knuckleball (baseball)
The speed of a Knuckleball (baseball) is about 33 yards per second.
(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 33 yards per second. Eddie Cicotte, who was later implicated in the 1919 Black Sox scandal, is credited with developing the pitch ca. 1906.
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