Specifications
- Total length: 24.0 m
- Orbit payload to 200 km: 41 kg
- Escape velocity payload: 6 kg
- First launch date: December 6, 1958
- Last launch date: May 24, 1961
| Parameter | 1st stage | 2nd stage | 3rd stage | 4th stage |
|---|---|---|---|---|
| Gross mass | 54,431 kg | 462 kg | 126 kg | 42 kg |
| Empty mass | 5,443 kg | 231 kg | 63 kg | 21 kg |
| Thrust | 667 kN | 73 kN | 20 kN | 7 kN |
| Isp | 248 s (2.43 kN·s/kg) |
214 s (2.10 kN·s/kg) |
214 s (2.10 kN·s/kg) |
214 s (2.10 kN·s/kg) |
| Burn time | 182 s | 6 s | 6 s | 6 s |
| Length | 18.28 m | 1.0 m | 1.0 m | 1.0 m |
| Diameter | 2.67 m | 1.0 m | 0.50 m | 0.30 m |
| Engine: | Rocketdyne S-3D | Eleven Sergents | Three Sergents | One Sergent |
| Propellant | LOX/RP-1 | Solid Fuel | Solid Fuel | Solid fuel |
Read more about this topic: Juno II