Aircraft designed specifically to win the AHS Sikorsky Prize for human powered helicopter flight.

The overview parameters given above are for the June 13th prize winning configuration. The no. of engines is stated as zero as the power source was the pilot.


Data on design, manufacture and status

Design authority: AeroVelo Inc.

Primary manufacturer: AeroVelo Inc.

Parent type: No type defined

Aircraft status: No longer flying


Primary flight and mechanical characteristics

VTOL type: Helicopter

Lift configuration: Multi-rotor (x4)

Crew required: 1

Crew seating: Single seater

Landing gear: Other

Layout and Dimensions

Data on aircraft size

Overall Dimensions
Overall Height:  
Overall Length:  
Overall Width:  
Airframe Dimensions
Airframe Length:  
Airframe Width:  
Airframe Height:  
Landing Gear Dimensions
Landing Gear Base:  
Landing Gear Track:  
Cabin Dimensions
Cabin Internal Height:  
Cabin Internal Length:  
Cabin Internal Width:  

Weights and Performance

Data on aircraft weight and flight characteristics

Max Gross Weight (ground): 128 kg 282 lb
Max Gross Weight (airborne):  
Max Take-off Weight: 128 kg 282 lb
Empty Weight: 55 kg 122 lb
Useful Load: 73 kg 160 lb
Empty Weight Fraction: 0.433
Climb Performance
Max Rate of Climb:  
Hover Performance
Hover Ceiling IGE:  
Hover Ceiling OGE:  
Max Level Flight Speed:  
Never Exceed Speed:  
Service Ceiling:  
Range and Endurance
Max Range:  
Max Endurance:  

Engine Details

Aircraft powerplant (lift and/or propulsion)

Provided powerplant data is for uninstalled, sea level, static operations.

Number of engines: 0
Normal Ratings
Max continuous:  
Take-off / rated:  
OEI Ratings
OEI contingency:  
OEI continuous:  
OEI 30-second:  
OEI intermediate:  

Primary Lift Device

Data on primary lift devices such as main rotors

Tapered blades.

Main Rotor Characteristics
Diameter: 20.20 m 66.27 ft
RPM: 9.7 rpm 9.7 rpm
Direction of Rotation: Not applicable
Hub Type: Hingeless rotor spool
Main Rotor Blade Characteristics
Blade Construction: Composites and wood
Blade Chord:  
Blade Tip Geometry: Conventional
Blade Twist:  
Number of Blades: 2
Main Rotor Derived Characteristics
Disc Area: 320.47 m² 3449.7 ft²
Disc Loading: 0.10 kg/m² 0.020 lb/ft²
Main Rotor Blade Derived Characteristics
Blade area per blade:  
Tip Speed: 10.26 m/s 33.7 fps

Primary Control Device

Data on primary control devices such as tail rotors

Tail Rotor Characteristics
Configuration: Unknown
Direction of Rotation: Unknown
Tail Rotor Blade Characteristics
Number of Blades:  
Blade Construction: N/A
Blade Chord:  
Blade Twist:  
Tail Rotor Derived Characteristics
Disc Area:  
Tail Rotor Blade Derived Characteristics
Tip Speed:  
Blade Area (per blade):  

Related VFS Resources

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Related Public Resources

Resources related to the Atlas HPH, provided by public sources across the internet.