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Family: Energia. Country: Russia. Status: Development.
First planned upgrade of Angara, the 1.2 version would use a new Block I lox/kerosene upper stage.
SpecificationsLEO Payload: 3,700 kg. to: 200 km Orbit. at: 63.0 degrees. Liftoff Thrust: 195,000 kgf. Total Mass: 170,000 kg. Core Diameter: 3.9 m. Total Length: 42.9 m.
- Stage Number: 1. 1 x Angara UM Gross Mass: 140,000 kg. Empty Mass: 10,000 kg. Thrust (vac): 213,600 kgf. Isp: 338 sec. Burn time: 300 sec. Isp(sl): 310 sec. Diameter: 2.9 m. Span: 2.9 m. Length: 25.0 m. Propellants: Lox/Kerosene No Engines: 1. RD-191
- Stage Number: 2. 1 x Angara A-2 Gross Mass: 25,200 kg. Empty Mass: 2,355 kg. Thrust (vac): 30,000 kgf. Isp: 359 sec. Burn time: 300 sec. Diameter: 2.7 m. Span: 2.7 m. Length: 6.7 m. Propellants: Lox/Kerosene No Engines: 1. RD-0124
Bibliography:- 220 - Khrunichev Brochure, 1996.
- 455 - Isakowitz, Steven J,, International Reference to Space Launch Systems Third Edition, AIAA, Washington DC, 2000.
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Last update 12 March 2001.
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