title: Dornier Libelle
text: # Dornier Libelle
  
  The Dornier Libelle (en:"Dragonfly I"), also designated Do A, was a German open-cockpit, all-metal, parasol wing, monoplane flying boat aircraft, with partly fabric-covered wings. A landplane version, built without sponsons and fitted with a fixed tailwheel undercarriage was produced as the Dornier Spatz.
  
  ## Variants
  
  ### Do A
  
      Two prototypes of the Libelle
  
  ### Libelle I
  
      The standard production model, five built, fitted with Siemens-Halske Sh 4 engines and two built with 59.7 kW (80 hp) Siemens-Halske Sh 5 engines.
  
  ### Libelle II
  
      The improved Libelle II was powered by Siemens-Halske Sh 5 or 75 kW (101 hp) Siemens-Halske Sh 11 engines. Other engines fitted to Libelle II aircraft include the Bristol Lucifer and the ADC Cirrus. Three built.
  
  ## Accidents
  
  A Dornier Libelle crashed into the sea off Milford beach in Auckland, New Zealand on 12 December 1929, killing both crewmen.
  
  ## Survivor
  
  A Libelle II VQ-FAB, manufacturers number 117 built in 1925, which operated in Fiji, is displayed in the Deutsches Museum in the centre of Munich.
  
  ## Specifications (Libelle I)
  
  Data from
  
  General characteristics
  
  * Crew: one
  * Capacity: two passengers
  * Length: 7.18 m (23 ft 7 in)
  * Wingspan: 8.5 m (27 ft 11 in)
  * Height: 2.27 m (7 ft 5 in)
  * Wing area: 14 $m^2$ (150 sq ft)
  * Empty weight: 420 kg (926 lb)
  * Gross weight: 640 kg (1,411 lb)
  * Fuel capacity: fuel 42 kg (93 lb)fuel + oil 10 kg (22 lb)
  * Powerplant: 1 × Siemens-Halske Sh 4 5-cyl. air-cooled radial piston engine, 45 kW (60 hp)
  
  Performance
  
  * Maximum speed: 120 km/h (75 mph, 65 kn)
  * Cruise speed: 100 km/h (62 mph, 54 kn)
  * Range: 300 km (190 mi, 160 nmi)
  * Service ceiling: 1,600 m (5,200 ft)
  