Status: Study 1996. Thrust: 9,112.38 kN (2,048,544 lbf). Gross mass: 830,000 kg (1,820,000 lb). Unfuelled mass: 70,000 kg (154,000 lb). Specific impulse: 453 s. Specific impulse sea level: 363 s. Burn time: 500 s. Height: 53.00 m (173.00 ft). Diameter: 8.40 m (27.50 ft). Span: 8.40 m (27.50 ft).
No Engines: 4.