An Etymological Dictionary of Astronomy and Astrophysics
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فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 3 Search : multiple system
hierarchical multiple system
  راژمان ِ بستایی ِ پایگانی   
râžmân-e bastâyi-ye pâygâni

Fr.: système multiple hiérarchique   

A → multiple star system in which the stars can be divided into two groups, each of which traverses a larger orbit around the system's center of mass. Each of these smaller groups must also be hierarchical, which means that they must be divided into smaller subgroups which themselves are hierarchical, and so on. Hierarchical multiple systems have long-term dynamical stability.

hierarchical; → multiple; → system.

multiple system
  راژمان ِ بستایی   
râžmân-e bastâyi

Fr.: système multiple   

1) A system consisting of several → components.
2) → multiple star system.

multiple; → system.

non-hierarchical multiple system
  راژمان ِ بستایی ِ ناپایگانی   
râžmân-e bastâyi-ye nâpâygâni

Fr.: système multiple non hiérarchique   

A → multiple star system that lacks the characteristics of a → hierarchical multiple system.

non-; → hierarchical; → multiple; → system.