This page no longer updated from 31 October 2001. Latest version can be found at Thor DM-19

Gross Mass: 49,340 kg. Empty Mass: 3,125 kg. Thrust (vac): 77,367 kgf. Isp: 282 sec. Burn time: 165 sec. Propellants: Lox/Kerosene Isp(sl): 248 sec. Diameter: 2.4 m. Span: 2.4 m. Length: 18.4 m. Country: USA. No Engines: 1. LR-79-7 Status: Hardware.
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Last update 12 March 2001.
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© Mark Wade, 2001 .