bn:03258354n
Noun Concept
Categories: Articles which use infobox templates with no data rows, Concepts in astronomy, Celestial coordinate system, Cartography, Articles with short description
EN
astronomical coordinate systems  Orbital coordinate transformation  astronomical coordinate  astronomical coordinate system  astronomical reference systems
EN
Astronomical coordinate systems are organized arrangements for specifying positions of satellites, planets, stars, galaxies, and other celestial objects relative to physical reference points available to a situated observer. Wikipedia
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