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Chang Zheng 1C

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AKA: Chang Zheng-1C;CZ-1C;Long March 1C. Status: Development ended 1988. Payload: 500 kg (1,100 lb). Thrust: 1,101.20 kN (247,560 lbf). Gross mass: 85,950 kg (189,480 lb). Height: 33.00 m (108.00 ft). Diameter: 2.25 m (7.38 ft). Apogee: 330 km (200 mi).

LEO Payload: 500 kg (1,100 lb) to a 330 km orbit.

Stage Data - CZ-1C

• Stage 1. 1 x CZ-1-1. Gross Mass: 64,100 kg (141,300 lb). Empty Mass: 4,100 kg (9,000 lb). Thrust (vac): 1,224.575 kN (275,295 lbf). Isp: 268 sec. Burn time: 130 sec. Isp(sl): 241 sec. Diameter: 2.25 m (7.38 ft). Span: 4.00 m (13.10 ft). Length: 17.84 m (58.53 ft). Propellants: Nitric acid/UDMH. No Engines: 4. Engine: YF-2A. Status: In Production.

• Stage 2. 1 x CZ-1-2. Gross Mass: 15,000 kg (33,000 lb). Empty Mass: 2,700 kg (5,900 lb). Thrust (vac): 306.143 kN (68,824 lbf). Isp: 275 sec. Burn time: 110 sec. Isp(sl): 200 sec. Diameter: 2.25 m (7.38 ft). Span: 2.25 m (7.38 ft). Length: 5.35 m (17.55 ft). Propellants: Nitric acid/UDMH. No Engines: 1. Engine: YF-2A. Status: In Production. Comments: Masses, engine performance estimated based on successor improved stage and YF-2 engines in first stage.

• Stage 3. 1 x CZ-1C-3. Gross Mass: 6,400 kg (14,100 lb). Empty Mass: 1,000 kg (2,200 lb). Thrust (vac): 107.000 kN (24,054 lbf). Isp: 287 sec. Burn time: 164 sec. Isp(sl): 258 sec. Diameter: 1.80 m (5.90 ft). Span: 1.80 m (5.90 ft). Length: 4.50 m (14.70 ft). Propellants: N2O4/UDMH. No Engines: 1. Engine: CZ-1C-3. Status: In production.