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Model: Tsyklon 2-3. Gross Mass: 3,200 kg (7,000 lb). Empty Mass: 400 kg (880 lb). Thrust (vac): 77.960 kN (17,526 lbf). Isp: 317 sec. Burn time: 112 sec. Propellants: N2O4/UDMH. Diameter: 2.00 m (6.50 ft). Span: 2.00 m (6.50 ft). Length: 2.50 m (8.20 ft). Country: Russia. No Engines: 1. Motor: RD-861. Status: Active. Cost $ : 2.000 million. First Flight: 1965. Last Flight: 2006. No Launched: 109.

Integral portion of payload.

Model: Tsyklon 3-3. Gross Mass: 4,600 kg (10,100 lb). Empty Mass: 1,407 kg (3,101 lb). Thrust (vac): 78.708 kN (17,694 lbf). Isp: 317 sec. Burn time: 125 sec. Propellants: N2O4/UDMH. Diameter: 2.25 m (7.38 ft). Span: 2.25 m (7.38 ft). Length: 2.58 m (8.46 ft). Country: Russia. No Engines: 1. Motor: RD-861. Status: Active. Cost $ : 2.000 million. First Flight: 1977. Last Flight: 2004. No Launched: 249. No Failed: 6. Other designations: 11S693; S5M.

Model: R-36M2-3. Gross Mass: 4,266 kg (9,404 lb). Empty Mass: 2,356 kg (5,194 lb). Thrust (vac): 18.600 kN (4,181 lbf). Isp: 317 sec. Burn time: 1,000 sec. Propellants: N2O4/UDMH. Diameter: 3.00 m (9.80 ft). Span: 3.00 m (9.80 ft). Length: 1.00 m (3.20 ft). Country: Ukraine. No Engines: 1. Motor: RD-869. Status: Active. First Flight: 1977. Last Flight: 2007. No Launched: 125.

Main engine could be throttled to 800 kgf.

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