CZ-1 - CZ-1 - COSPAR 1970-034 11,545 bytes. 86 x 432 pixels.

China's first orbital launch vehicle, derived from the DF-3 IRBM. Nitric acid/UDMH propellants.

Launches: 3. Failures: 0. Success Rate: 100.00% pct. First Launch Date: 10 January 1970. Last Launch Date: 03 March 1971. LEO Payload: 300 kg. to: 440 km Orbit. Liftoff Thrust: 112,290 kgf. Total Mass: 81,310 kg. Core Diameter: 2.3 m. Total Length: 30.0 m.

• Stage Number: 1. 1 x CZ-1-1 Gross Mass: 64,100 kg. Empty Mass: 4,100 kg. Thrust (vac): 124,872 kgf. Isp: 268 sec. Burn time: 130 sec. Isp(sl): 241 sec. Diameter: 2.3 m. Span: 4.0 m. Length: 17.8 m. Propellants: Nitric acid/UDMH No Engines: 4. YF-2A

• Stage Number: 2. 1 x CZ-1-2 Gross Mass: 15,000 kg. Empty Mass: 2,700 kg. Thrust (vac): 31,218 kgf. Isp: 275 sec. Burn time: 110 sec. Isp(sl): 200 sec. Diameter: 2.3 m. Span: 2.3 m. Length: 5.4 m. Propellants: Nitric acid/UDMH No Engines: 1. YF-2A

• Stage Number: 3. 1 x CZ-1-3 Gross Mass: 2,000 kg. Empty Mass: 200 kg. Thrust (vac): 2,957 kgf. Isp: 230 sec. Burn time: 140 sec. Isp(sl): 200 sec. Diameter: 0.8 m. Span: 0.8 m. Length: 2.0 m. Propellants: Solid No Engines: 1. GF-02

• First satellite launch attempt, CZ-1. A failure.

• R&D suborbital

  Suborbital.

• China 1 DFH (Mao 1) Spacecraft: DFH. Payload: DFH 1. Mass: 173 kg.

• China 2 Spacecraft: SJ-1. Payload: Shi Jian 1. Mass: 221 kg.

• 42 - Isakowitz, Steven J,, International Reference to Space Launch Systems Second Edition, AIAA, Washington DC, 1991.
• 61 - Wilson, Andrew, editor,, Jane's/Interavia Space Directory, Jane's Information Group, Coulsdon, Surrey, 1992 et al.

---

CZ-1 12,258 bytes. 127 x 429 pixels.

---

---

DF-1 - DF-1 displayed at People's Army Museum, Beijing 25,747 bytes. 279 x 429 pixels.

---