Difference between revisions of "Retrograde Motion"

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'''Retrograde Motion'''
 
'''Retrograde Motion'''
 
   
 
   
# [[Motion]] in an [[Orbit|orbit]] opposite to the usual orbital direction of [[Celestial Body|celestial bodies]] within a given system. Specifically, of a[[Satellite|satellite]], motion in a direction opposite to the direction of [[rotation]] of the [[Primary|primary]].  
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# [[Motion]] in an [[Orbit|orbit]] opposite to the usual orbital direction of [[Celestial Body|celestial bodies]] within a given system. Specifically, of a [[Satellite|satellite]], motion in a direction opposite to the direction of [[rotation]] of the [[Primary|primary]].  
 
# The apparent motion of a [[planet]] westward among the [[star|stars]]. Also called ''[[retrogression]]. ''  
 
# The apparent motion of a [[planet]] westward among the [[star|stars]]. Also called ''[[retrogression]]. ''  
  

Latest revision as of 18:44, 26 January 2009

Retrograde Motion

  1. Motion in an orbit opposite to the usual orbital direction of celestial bodies within a given system. Specifically, of a satellite, motion in a direction opposite to the direction of rotation of the primary.
  2. The apparent motion of a planet westward among the stars. Also called retrogression.

References

This article is based on NASA's Dictionary of Technical Terms for Aerospace Use