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Astronomy (thesaurus)

mathematical technique > frame of reference > coordinate system > astronomical coordinate > celestial sphere

astronomical technique > astrometry > coordinate system > astronomical coordinate > celestial sphere

mathematical technique > geometry > geometric figure > sphere > celestial sphere

Preferred term

celestial sphere

An imaginary sphere, of large but indefinite dimension, used as a basis to define the position coordinates of celestial bodies. The center can be the Earth, the observer, or any other point which plays the role of origin for a given system of coordinates. (An Etymological Dictionary of Astronomy and Astrophysics, by M. Heydari-Malayeri, https://dictionary.obspm.fr/index.php?formSearchTextfield=celestial+sphe&formSubmit=Search&showAll=1)

asterism

proper motion

sphère céleste

French

URI

http://data.loterre.fr/ark:/67375/MDL-BH43MZGT-1

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