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Ares I Design Reference Mission

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Ares I Configuration Details
Parameter Description
1st Stage 5-segment SRB derived from Shuttle
2nd Stage J-2X engine derived from Saturn V, new stage fabricated at Michoud
Orbit 30 x 100 nm at 28.5 deg
Gross Payload 57,980 lbm
Launch Abort System 13,228 lbm
Ares I DRM Details
  • At Ignition
  • Time (sec): 0.0
  • Weight (lbm): 2,006,839
  • J-2X Engine Start
  • Time (sec): 127.7
  • Altitude (ft): 192,950
  • Mach: 6.08
  • Lift-Off
  • Time (sec): 0.6
  • T/W: 1.62
  • LAS Jettison
  • Time (sec): 162.7
  • Altitude (ft): 265,785
  • Mach: 7.54
  • Maximum Dynamic Pressure
  • Time (sec): 58.9
  • Altitude (ft): 38,810
  • Mach: 1.61
  • Dynamic Pressure (psf): 812
  • Upper Stage Engine Cutoff (MECO)
  • Time (sec): 559.1
  • Burn Duration (sec): 431.4
  • SRB Separation
  • Time (sec): 126.7
  • Altitude (ft): 184,294
  • Mach: 6.05
  • Payload Separation
  • Time (sec): MECO + TBD
  • Time From MECO to Apogee
  • Insertion Altitude: 55 nm
  • 30 x 100 nm: 21.6 minutes