An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 2 Search : ascending node
ascending node
  گره ِ فرازشی   
gereh-e farâzeši

Fr.: nœud ascendant   

The point in an orbit where the orbiting body crosses a reference plane, such as the ecliptic or the celestial equator, going from south to north. The celestial longitude of the ascending node is one of the elements of the orbit. → descending node.

ascend; → -ing; → node.

longitude of ascending node
  درژنای ِ گره ِ فرازشی   
derežnâ-ye gereh-e farâzeši

Fr.: longitude du nœud ascendant   

One of the → orbital elements used to specify the orbit of an object in space. It is the angle from the reference direction, called the origin of longitude, to the direction of the → ascending node, measured in the reference plane.

longitude; → ascending node.