characteristic velocity, C*


ECSS-E-ST-35C Rev. 1


ratio of the product of the throat area of a rocket engine and the total pressure (at the throat) and the propellants mass flow rate


  • NOTE 1 In accordance with this definition, the instantaneous characteristic velocity is:
  • NOTE 2 Instantaneous and overall characteristic velocities are usually referred to as characteristic velocity
  • NOTE 3 The usual units are m/s.
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