Hub

Mid

Tip

Diameter [mm]

45

72

98

Front rotor

Blade number

4

Blade profile

NACA4409

Solidity

1.196

0.496

0.290

Stagger angle

44.7˚

61.1˚

68.2˚

Rear rotor

Blade number

5

Blade profile

NACA4412

Solidity

0.910

0.447

0.288

Stagger angle

56.7˚

64.5˚

69.6˚