Armstrong Whitworth Atalanta - Specifications

Specifications

Data from Armstrong Whitworth Aircraft since 1913

General characteristics

• Crew: 3
• Capacity: 9–17 passengers
• Length: 71 ft 6 in (21.79 m)
• Wingspan: 90 ft 0 in (27.43 m)
• Height: 14 ft 0 in (4.57 m)
• Wing area: 1,285 ft² (119.38 m²)
• Empty weight: 14,832lb (6,727 kg)
• Max. takeoff weight: 21,000 lb (9,525 kg)
• Powerplant: 4 × Armstrong Whitworth Serval III 10-cylinder two-row air-cooled radial engine, 340 hp (254 kw) each

Performance

• Maximum speed: 156 mph (136 knots, 251 km/h) at 3,000 ft (910 m)
• Cruise speed: 118 mph (103 knots, 190 mph) at 9,000 ft (2,740 ft)
• Range: 640 miles (557 knots, 1,030 km)
• Service ceiling: 14,200 ft (4,330 m)
• Rate of climb: 700 ft/min (3.6 m/s)
  
• Climb to 9,000 ft (2,740 m): 21 min 30 sec