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Roton ATV (Atmospheric Test Vehicle) N990RR Experimental Helicopter

Designed by Rotary Rocket Company, Redwood City, California

Built by Scaled Composites, Mojave, California. 1998

Height 64 ft.

Diameter 22 ft (at landing pads 31 feet)

Rotor blade Diameter 53ft

Gross weight 15,000 lbs (with hydrogen peroxide and pilots)

Empty weight 9,700 lbs

Crew Retired Navy Commanders Brian Binnie and Dr. Marti Sarigul-Klijn

Roton ATV Dates

March 1, 1999 First Rollout

July 23, 1999 First liftoff to a controlled hover

September 16, 1999 Second flight to 20 testing cyclic control

October 12, 1999 Final Flight to 75 and flew 4,300 at 53mph.

Roton PTV Propulsion Test Vehicles) Future models - never built

Launch weight 400,000 lbs

Fuel LOX (Liquid Oxygen) (70,000 lbs) and Kerosene (230,000lbs)

Engine Rotary RocketJet Aerospike 72 engines on spinning arms creating Centrifugal Pressure

Engine RPM - 720

Expected Burn Time 253 seconds

Thrust 500,000 lbs

Payload 7,000 lbs to low earth

Intended Service Date 2002

 

 

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