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Astronomy (thesaurus)

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... > mathematical technique > frame of reference > coordinate system > astronomical coordinate > horizontal coordinate system > zenith
... > astronomical technique > astrometry > coordinate system > astronomical coordinate > horizontal coordinate system > zenith

Preferred term

zenith  

Definition(s)

  • The zenith is an imaginary point directly "above" a particular location, on the celestial sphere. "Above" means in the vertical direction (plumb line) opposite to the gravity direction at that location (nadir). The zenith is the "highest" point on the celestial sphere. (Wikipedia, The Free Encyclopedia, https://en.wikipedia.org/wiki/Zenith)

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http://data.loterre.fr/ark:/67375/MDL-NJMP9PH6-7

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RDF/XML TURTLE JSON-LD Created 10/10/22, last modified 10/10/22