Correction for the speed of a Helicopter
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How fast is 983,571,056.430450 feet per second?
It's about 4,000,000 times as fast as a Helicopter
The speed of a Helicopter is about 259 feet per second.
(for AH-64A Apache, a.k.a. Hughes Model 77) (maximum cruise speed)
The AH-64 helicopter, one of the primary helicopters used by the United States Army, flies at a top cruise speed of 259 feet per second. The AH-64 is the primary military helicopter of several nations including the United States, the United Kingdom, Israel, Japan, and the Netherlands.