Musculair

Musculair 1 and Musculair 2 are two human-powered aircraft designed and built by German academic and engineer Günther Rochelt.

==Musculair 1== Rochelt designed Musculair 1 and completed building it in 1984. His son, Holger, won a Kremer prize in the same year for his flight over a triangular course, improving the record to 4 minutes and 25 seconds. In the same year, he set a world speed record at , receiving a second Kremer prize. Later that year, Holger and his sister Katrin, at that time still a child, became the first passengers in a human-powered aircraft. thumb|Drawing of Musculair 1, build by Gunther Rochelt in 1984 Length: 7.20 m Wingspan: 22.00 m Wing area: 16.50 m2 Glide ratio: 1:38 Height: 2.20 m Mass of the aircraft: 28 kg Propeller diameter: 2.72 m Required minimum power: 200 watts Required performance (): 280 watts