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Culmination
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==Circumpolar stars== {{main|Circumpolar star}} From most of the [[Northern Hemisphere]], [[Polaris]] (the North Star) and the other stars of the [[constellation]] [[Ursa Minor]] circles counterclockwise around the north [[celestial pole]] and remain visible at both culminations (as long as the sky is clear and dark enough). In the [[Southern Hemisphere]] there is no bright pole star, but the [[constellation]] [[Octans]] circles clockwise around the south [[celestial pole]] and remains visible at both culminations.<ref name="Ridpath2004">{{cite book | editor = Ian Ridpath | author = Arthur Philip Norton | date = 2004 | title = Norton's Star Atlas and Reference Handbook, Epoch 2000.0 | edition = 20 | publisher = Pi Press | pages = | isbn = 978-0-13-145164-3 | oclc = 1085744128 | url = https://books.google.com/books?id=CnfvAAAAMAAJ}}</ref> Any astronomical objects that always remain above the local horizon, as viewed from the observer's latitude, are described as [[circumpolar star|circumpolar]].<ref name="Ridpath2004"/>
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