This page no longer updated from 31 October 2001. Latest version can be found at X-259

Manufacturer Name: X-259. Other Designations: Antares 2. Designer: Thiokol. Used on stages: Antares 2. Used on launch vehicles: Scout A, Scout B, Scout D, Scout F, Scout X-2, Scout X-3, Scout X-4. Gross Mass: 1,400 kg. Empty Mass: 300 kg. Propellants: Solid Thrust(vac): 9,493 kgf. Thrust(vac): 93.10 kN. Isp: 293 sec. Isp (sea level): 233 sec. Burn time: 36 sec. Diameter: 0.8 m. Length: 2.9 m. Chambers: 1. Country: USA. Status: Out of Production. First Flight: 1962. Last Flight: 1983. Flown: 92.
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Last update 12 March 2001.
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© Mark Wade, 2001 .