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astronautix.com Soyuz 11A511U-0
R-7 aft end
R-7 aft end -

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Gross Mass: 44,500 kg. Empty Mass: 3,784 kg. Thrust (vac): 101,400 kgf. Isp: 310 sec. Burn time: 120 sec. Propellants: Lox/Kerosene Isp(sl): 264 sec. Diameter: 2.7 m. Span: 2.7 m. Length: 19.6 m. Country: Russia. No Engines: 1. RD-107-11D511 Status: Hardware. Comments: Gross mass includes 1190 kg of hydrogen peroxide and 280 kg of liquid nitrogen expended during ascent but not contributing to propulsion.
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Last update 12 March 2001.
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