| Manufacturer |
Airspeed Ltd |
1940-1960 |
| Description |
The Airspeed AS.57 Ambassador is a British twin piston-engined airliner that was designed and produced by the British aircraft manufacturer Airspeed Ltd. |
The Myasishchev M-55 (NATO reporting name: Mystic-B) is a high-altitude reconnaissance aircraft developed by OKB Myasishchev in the Soviet Union, similar in mission to the Lockheed U-2, but with a twin-boom fuselage and tail surface design. |
| First Flight |
1947-07-10 |
1978-12-01 |
| Entry Into service |
1951-01-01 |
|
| Production End |
1953-01-01 |
|
| Designer |
Airspeed Ltd |
1940-1960 |
| Type |
Airliner |
High-altitude reconnaissance |
| Length (m) |
24.6888 |
22.867 |
| Height (m) |
5.4864 |
4.8 |
| Cockpit Crew |
3 |
1 |
| Max Seating |
60 |
|
| Max Speed (km/h) |
502.1153 |
|
| Cruise Speed (km/h) |
482.8032 |
|
| Max Ceiling (m) |
|
21500 |
| Rate of Climb (m/s) |
7.7216 |
|
| Capacity Description |
Up to 60 passengers |
|
| Endurance (h) |
|
6.5 |
| Number Built |
23 |
34 |
| Powerplant Description |
2 × Bristol Centaurus 661 18-cylinder air-cooled sleeve-valve piston engines, 1957 kW (2625 hp) each |
2 × Soloviev D-30-V12 low-bypass turbofan, 93.19 kN thrust each |
| Primary Users |
British European Airways |
Soviet Air Force, Russian Aerospace Forces |
| Status |
Retired |
Potentially returning to service |
| Wikipedia Article (URL) |
en.wikipedia.org/wiki/Airspeed_Ambassador |
en.wikipedia.org/wiki/Myasishchev_M-55 |
| Flat Wing Span (m) |
35.052 |
37.46 |
| Flat Wing Area (m²) |
111.4836 |
131.6 |
| Flat Wing Aspect Ratio |
11 |
10.6 |
| Aircraft Engine |
|
Soloviev D-30 |
| Number of Engines |
2 |
2 |