This page no longer updated from 31 October 2001. Latest version can be found at Albatros Momentum Block

Gross Mass: 2,000,000 kg. Empty Mass: 1,800,000 kg. Thrust (vac): 0 kgf. Isp: 455 sec. Burn time: 110 sec. Propellants: Lox/LH2 Isp(sl): 337 sec. Diameter: 10.0 m. Span: 20.0 m. Length: 70.0 m. Country: Russia. None Status: Study 1974. Comments: Unique hydrofoil launch stage for Albatros. Contains 200,000 kg propellants for acceleration by Albatros stage 1 motors to 50 m/s / 180 km/hr launch conditions. Designed by Alexeyev Hydrofoil/Ekranoplan OKB.
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Last update 12 March 2001.
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© Mark Wade, 2001 .