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Sukhoi Su-15 (1949) ✕ Learjet 31 ✕
Manufacturer Sukhoi Civil Aircraft Learjet
Description The Sukhoi Su-15 (Aircraft P) was a prototype Soviet all-weather interceptor which never reached production. The Learjet 31 is an American built twin-engined, high speed business jet.
ICAO Code LJ31
First Flight 1949-01-11 1987-05-11
Entry Into service 1990-10-01
Production End 2003-01-01
Designer Pavel Sukhoi
Type Interceptor Business jet
Length (m) 15.44 14.6304
Height (m) 3.6576
Cockpit Crew 1 2
Max Seating 8
Max Speed (km/h) 985
Cruise Speed (km/h) 828.8122
Min Speed (km/h) 156.1064
Max Ceiling (m) 15000 15544.8
Rate of Climb (m/s) 27.8384
Armament 2 × 37 mm (1.45 in) Nudelman N-37 cannon, 110 rpg
Capacity Description 8 passengers
Max Mach (Mach) 0.926 0.81
National Origin Azerbaijan
Number Built 1 246
Powerplant Description 2 × Klimov RD-45F centrifugal-flow turbojet engines 2 × Garrett TFE731-2 turbofan, 15.6 kN thrust each
Primary Users Soviet Air Force Private, NASA
Status Prototype Active
Wikipedia Article (URL) en.wikipedia.org/wiki/Sukhoi_Su-15_%281949%29 en.wikipedia.org/wiki/Learjet_31
Flat Wing Span (m) 12.87 13.1064
Flat Wing Area (m²) 36 24.5729
Wake Category M
Aircraft Engine Garrett TFE731
Number of Engines 2 2