North Korea

Paektusan-1

Unha-1

Unha-2

Unha-3

Overall
Vehicle
Operational from 31.08.1998 05.07.2006 05.04.2009 12.04.2012

 

to        
Orbital flights   1 1 1 1
Payload weight t LEO ~0.02 LEO ~0.03 LEO ~0.10 LPEO 0.10
Gross liftoff weight t ~19.50 ~26.40 ~89.00 ~91.00
Gross propellant weight t ~16.24 ~22.07 ~80.31 ~82.12
Total length m ~24.40 ~ 23.30 ~29.70 ~30.60
Max. diameter (span) m        
Total liftoff thrust (s.l.) kN 284.4 284.4 1,137.6 1,137.6
Total impulse (vac) MN*s 43.6 59.2 215.5 220.8

Fairing

Total length m ~1.90 ~2.00 ~2.00 ~2.00
Diameter m 0.88 1.25 1.25 1.25
Total weight t        
Stage 3 Name   FG-47   FG-28M2 ?  
  Length m 0.851   ~3.00 ~3.80
Diameter m 0.542 1.25 (0.90) 1.25
Liftoff weight t 0.140 ~1.70 ~3.85
Propellant weight t 0.125 ~1.47 ~3.28
Engines         LRE-4 (2)
Propellant   HTPB HTPB UDMH /AK-27
Total thrust (vac) kN 9.8 ~35.0 33.4
Specific impulse (vac) N*s/kg 2824 ~2500 2746
Burn time s 36 105 270
Total impulse (vac) MN*s 0.356 3.7 9.0
Stage 2

Name

  Hwasong-6      
  Length m ~10.0 ~3.60 ~8.00 ~8.10
Diameter m 0.88 1.25 1.50 1.50
Liftoff weight t ~6.00 ~3.85 ~16.97 ~16.97
Propellant weight t ~4.96 ~3.28 ~15.43 ~15.43
Engines   Scud-M LRE-4 (2) LRE-15 (2) LRE-15 (2)
Propellant   UDMH /AK-27 UDMH /AK-27 UDMH /AK-27 UDMH /AK-27
Total thrust (vac) kN 157.4 --->46.8 33.4 141.2 141.2
Specific impulse (vac) N*s/kg 2697 ~2746 ~2746 ~2746
Burn time s 49 + 121  270  300  300
Total impulse (vac) MN*s 13.4 9.0 42.4 42.4

Stage 1

Name   Nodong Nodong++    
  Length m ~12.50 ~17.70 ~16.70 ~16.70
Diameter m 1.25 1.25 2.40 2.40
Liftoff weight t ~13.00 ~22.55 ~69.75 ~69.75
Propellant weight t ~11.15 ~18.79 ~63.41 ~63.41
Engines   Nodong (1) Nodong (1) Nodong (4) Nodong (4)
Propellant   UDMH/AK-27 UDMH/AK-27 UDMH/AK-27 UDMH/AK-27
Total thrust (s.l.) kN 284.4 284.4 1,137.6 1,137.6
Specific impulse (s.l.) N*s/kg 2422 2422 2422 2422
Burn time s 95 160 135 135
Total impulse (vac) MN*s 29.8 50.2 169.4 169.4