This page no longer updated from 31 October 2001. Latest version can be found at www.astronautix.com
Gross Mass: 24,170 kg.
Empty Mass: 2,850 kg. Thrust (vac): 11,222 kgf. Isp: 462 sec. Burn time: 850 sec. Propellants: Lox/LH2 Diameter: 2.4 m. Span: 4.0 m. Length: 12.0 m. Country: USA. No Engines: 1. RL-10B-2 Status: Development. Comments: Delta 3 second stage with hydrogen tank stretch.
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Last update 12 March 2001.
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© Mark Wade, 2001 .