Centaur V1

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Class: Tug. Nation: USA.

Upper stage / space tug - in production. Single engined Centaur for Atlas V, powered by one Pratt & Whitney RL10A-4-2 turbopump-fed engines burning liquid oxygen and liquid hydrogen.

For typical, high-energy mission applications, Centaur would be configured with one RL10 engine. Guidance, tank pressurization, and propellant usage controls for both Atlas and Centaur phases were provided by the inertial navigation unit (INU) located on the Centaur forward equipment module.

Length: 12.68 m (41.60 ft). Basic Diameter: 3.05 m (10.00 ft). Span: 3.05 m (10.00 ft). Mass: 22,825 kg (50,320 lb). Main Engine: RL-10A-4-2. Main Engine: 167 kg (368 lb). Main Engine Thrust: 99.194 kN (22,300 lbf). Main Engine Propellants: Lox/LH2. Main Engine Propellants: 20,799 kg (45,853 lb). Main Engine Isp: 451 sec.

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© Mark Wade, 1997 - 2008 except where otherwise noted.