Category:Definitions/Celestial Equator
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This category contains definitions related to the celestial equator.
Related results can be found in Category:Celestial Equator.
Consider the celestial sphere with observer $O$.
Let $P$ be the north celestial pole.
The great circle whose plane is perpendicular to $OP$ is known as the celestial equator.
Pages in category "Definitions/Celestial Equator"
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