![]() Unha-3 at launch pad in April 2012 | |
Function | Expendable carrier rocket |
---|---|
Manufacturer | National Aerospace Development Administration |
Country of origin | North Korea |
Size | |
Height | 28–30 metres (92–98 ft)[1] |
Diameter | 2.4 metres (7 ft 10 in) |
Mass | 86,750–91,000 kilograms (191,250–200,620 lb) |
Stages | 3 |
Capacity | |
Payload to LEO | |
Mass | 200 kg (440 lb)[2] (465 x 502 km) |
Launch history | |
Status | Active |
Launch sites | Sohae, Tonghae |
Total launches | 4 |
Success(es) | 2 |
Failure(s) | 2 |
First flight | 5 April 2009[3] |
First stage | |
Height | 15 m (49 ft) |
Diameter | 2.4 m (7 ft 10 in) |
Powered by | 4 Nodong 2-1[4][1] |
Maximum thrust | 1192.8 kN[4][1] |
Specific impulse | 252 sec[5][1] |
Burn time | 120 seconds[5][1] |
Propellant | N2O4/UDMH[4][1] |
Second stage | |
Height | 8.8–9.3 m (29–31 ft) |
Diameter | 1.5 m (4 ft 11 in) |
Powered by | 4 verniers[4] |
Maximum thrust | 125 kN[1] |
Specific impulse | 255 s[5] |
Burn time | 220 seconds[5][1] |
Propellant | N2O4/UDMH[4][1] |
Third stage | |
Height | 3.7–5.7 m (12–19 ft) |
Diameter | 1.2–1.25 m (3 ft 11 in – 4 ft 1 in) |
Powered by | 2 verniers[4][1] |
Maximum thrust | 35.4 kN[1] |
Specific impulse | 230 sec[5] |
Burn time | 245 seconds[5] |
Propellant | N2O4/UDMH[4] |
The Unha or Eunha (Korean: 은하, 銀河, "Galaxy")[6] is a North Korean expendable carrier rocket, which partially utilizes the same delivery system as the Taepodong-2 orbital launch system.[7]
ucs-20130222
was invoked but never defined (see the help page).