Power & Performance
Those special qualities that separate one aircraft design from another. Performance specifications presented assume optimal operating conditions for the Supermarine Type 559 High-Speed, High-Altitude Interceptor Proposal.
2 x de Havilland "Gyron" PS.26/1 afterburning turbojet engines developing 20,000lb of thrust each; 2 x de Havilland "Spectre" rocket motor producing 5,000lb of thrust each.
Propulsion
1,920 mph
3,090 kph | 1,668 kts
Max Speed
59,055 ft
18,000 m | 11 miles
Service Ceiling
1,025 miles
1,650 km | 891 nm
Operational Range
51,000 ft/min
15,545 m/min
Rate-of-Climb