Lammer Geyer Jupiter

The Lammer Geyer Jupiter is a South African four-seat cabin monoplane designed by Lammer Geyer Aviation for sale as a kit for amateur construction.

Jupiter
Role	Four-seat homebuilt cabin monoplane
National origin	South Africa
Manufacturer	Lammer Geyer Aviation
Designer	Peter Wareham
First flight	1 December 2002

Design and development

Design on the Jupiter started in 1996 and the prototype, registered ZU-CNH first flew on 1 December 2002. The Jupiter is an all-composite low-wing cantilever monoplane with a fixed tricycle landing gear.

The prototype is powered by a 210 hp (157 kW) Continental IO-360 flat-six engine with a three-bladed tractor propeller. The cabin has room for four seated side-by-side in two rows.

Specifications (prototype)

Data from Jane's All the World's Aircraft 2004-2005

General characteristics

• Crew: one
• Capacity: three
• Length: 7.25 m (23 ft 9.5 in)
• Wingspan: 9.80 m (32 ft 1.75 in)
• Height: 2.36 m (7 ft 9 in)
• Wing area: 15.50 m² (166.8 sq ft)
• Aspect ratio: 6.2
• Empty weight: 560 kg (1,235 lb)
• Gross weight: 1,025 kg (2,259 lb)
• Powerplant: 1 × Continental IO-360 flat-six , 157 kW (210 hp)

Performance

• Maximum speed: 281 km/h (175 mph, 152 kn)
• Cruise speed: 253 km/h (157 mph, 136 kn)
• Stall speed: 80 km/h (50 mph, 43 kn)
• Range: 2,000 km (1,242 mi, 1,079 nmi)
• Service ceiling: 8,230 m (27,000 ft)
• g limits: +6/-3.5
• Rate of climb: 10.0 m/s (1,970 ft/min)

References

Bibliography

• Jackson, Paul, ed. (2004). Jane's All the World's Aircraft 2004-2005. Coulsdon, Surrey, United Kingdom: Jane's Information Group. ISBN 0-7106-2614-2.