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GRACE Launch

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Rockot Launch Vehicle : Technical Description

Missions | History / Production | Technical Description | Rockot and the GRACE program | Rockot Images |


General Description
  • 1,850 kg to 300km orbit at 74.0 degrees
  • Liftoff Thrust: 157,970
  • Total Mass: 97,170
  • Core Diameter: 2.5 meters
  • Fairing Diameter: 2.6 meters
  • Length: 29.0 meters
Stage 1
  • Engine:
  • Gross Mass: 77,150 kg
  • Empty Mass: 5,695 kg
  • Thrust (vac): 181,373 kgf
  • Specific Impulse: 310 sec
  • Burn time: 121 sec
  • Specific Impulse(sl): 270 sec
  • Diameter: 2.5 m
  • Length: 13.3 m
  • Span: 2.5 m
  • Propellants:N2O4/UDMH
  • No Engines: 4
Stage 2
  • Gross Mass: 12,195 kg
  • Empty Mass: 1,485 kg
  • Thrust (vac): 21,850 kgf
  • Specific Impulse: 322 sec
  • Burn time: 155 sec
  • Diameter: 2.5 m
  • Span: 2.5 m
  • Length: 2.9 m
  • Propellants: N2O4/UDMH
  • Engines: 1
Stage 3
  • Gross Mass: 5,600 kg
  • Empty Mass: 1,500 kg
  • Thrust (vac): 2,000 kgf
  • Specific Impulse: 355 sec
  • Burn time: 730 sec
  • Diameter: 2.0 m
  • Span: 2.1 m
  • Length: 2.3 m
  • Propellants: N2O4/UDMH
  • No Engines: 1
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The GRACE mission is jointly implemented by NASA and DLR under
the NASA Earth System Science Pathfinder Program.

Last Modified: Tue Feb 17, 2004
CSR/TSGC Team Web