This page no longer updated from 31 October 2001. Latest version can be found at Castor 4A

Gross Mass: 11,743 kg. Empty Mass: 1,529 kg. Thrust (vac): 48,774 kgf. Isp: 266 sec. Burn time: 56 sec. Propellants: Solid Isp(sl): 237 sec. Diameter: 1.0 m. Span: 1.0 m. Length: 9.1 m. Country: USA. No Engines: 1. TX-780 Status: Hardware. Used as: Delta 6900; Atlas IIAS.
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Last update 12 March 2001.
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© Mark Wade, 2001 .