Status: Study 1960. Thrust: 5,780.00 kN (1,299,390 lbf). Gross mass: 309,000 kg (681,000 lb). Unfuelled mass: 54,000 kg (119,000 lb). Specific impulse: 830 s. Burn time: 355 s. Height: 85.40 m (280.10 ft). Diameter: 8.50 m (27.80 ft). Span: 12.20 m (40.00 ft).
No Engines: 2.