Khrunishev / EUROCKOT Launch Service |
Rockot-K | Rockot-KM | ||||
Overall |
Operational | from | 20.11.1990 | 16.05.2000 | ||
|
to | 24.12.1999 | 26.12.2019 | |||
Orbital flights | 4 | 31 | ||||
Max. payload weight | t | LEO | 1.85 | |||
Gross liftoff weight | t | 111.30 | ||||
Gross propellant weight | t | 100.00 | ||||
Total length | m | ~25.50 | 29.10 | |||
Max. diameter (span) | m | 2.62 | 2.62 | |||
Total liftoff thrust (s.l.) | kN | 1,874 | 1,874 | |||
Total impulse (vac) | MN*s | 322.0 | ||||
Fairing |
Total length | m | 6.74 | |||
Diameter | m | 2.50 | 2.62 | |||
Total weight | t | 0.80 | ||||
Stage 3 |
Name | Breeze-K | Breeze-KM | |||
|
Length | m | 2.60 | |||
Diameter | m | 2.48 - 2.60 | ||||
Liftoff weight | t | 6.475 | ||||
Propellant weight | t | 5.055 | ||||
Engines | S5.98M | S5.98M | ||||
Propellant | UDMH/N2O4 | UDMH/N2O4 | ||||
Total thrust (vac) | kN | 19.62 | 19.62 | |||
Specific impulse (vac) | N*s/kg | 3222 | 3222 | |||
Burn time | s | 830 | ||||
Total impulse (vac) | MN*s | 16.3 | ||||
Stage 2 |
Name | |||||
|
Length | m | 3.90 | 3.90 | ||
Diameter | m | 2.50 | 2.50 | |||
Liftoff weight | t | 13.00 | 15.50 | |||
Propellant weight | t | 10.71 | 14.00 | |||
Engines (Chambers) | RD-0235 | RD-0235 | ||||
Propellant | UDMH/N2O4 | UDMH/N2O4 | ||||
Total thrust (vac) | kN | 240 (+15.8) | 240 (+15.8) | |||
Specific impulse (vac) | N*s/kg | 3138 | 3138 | |||
Burn time | s | 130 (139) | 170 (183) | |||
Total impulse (vac) | MN*s | 33.4 | 43.7 | |||
Stage 1 |
Name |
|||||
|
Length | m | 15.86 | 15.86 | ||
Diameter | m | 2.50 | 2.50 | |||
Liftoff weight | t | 73.64 | 86.65 | |||
Propellant weight | t | 67.95 | 80.95 | |||
Engines | 3+1 | RD-0233/-0234 | RD-0233/-0234 | |||
Propellant | UDMH/N2O4 | UDMH/N2O4 | ||||
Total thrust (s.l.) | kN | 1,874.5 | 1,874.5 | |||
Specific impulse (s.l.) | N*s/kg | 2952 | 2952 | |||
Burn time | s | 107 | 127 | |||
Total impulse (vac) | MN*s | 220.8 | 262.0 |