## Recommended Practice for Atmospheric and Space Flight Vehicle Coordinate Systems |

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### Contents

Appendix A Symbols for the components of the airframe aerodynamic force and the nondimensional | 37 |

Terms and symbols for dynamic derivatives of forces moments and their coefficients | 43 |

Transformations | 51 |

Copyright | |

1 other sections not shown

### Common terms and phrases

a-axis According to convention Aero-normalized deriva aerodynamic control air-path axis system airframe aerodynamic force airspeed altitude angle of attack angular velocities Appendix axes axis system 1.1.7 azimuth angle body axis system carrying vehicle contact center of mass coefficient A non-dimensional coefficients 1.6.3 components tives control force defined as follows Derivatives with respect Earth axis system Earth-fixed axis system Euler angles Flight dynamics flight mechanics flight vehicle flight-path velocity geocentric inertial axis horizontal plane inertial axis system lateral axis ln the air-path ln the body load factor longitudinal axis 1.1.7 lt is positive motivator component motivator deflection 1.9.3.7 normal Earth axis normal Earth-fixed axis normalized rate NOTE Partial derivatives positive direction propulsive forces pV2Sl quantities quaternions reference area 1.5.5 reference length 1.5.6 reference plane resultant force 1.6.1 Term Definition Symbol tives with respect total air-path climb USA practice usually the center variables vector Vehicle position vernal equinox wind velocity