How To Use Right ascension In A Sentence
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Any object on the same hour circle will have the same right ascension, just as any place on earth on the same meridian of longitude has the same longitude.
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Right ascension makes it easy to use the apparent diurnal rotation of the celestial sphere as a means to telling time.
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one hour of right ascension equals fifteen degrees
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Whereas terrestrial longitude uses meridians of longitude, right ascension uses hour circles which run between the north and south celestial poles.
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Right ascension, measures the easterly distance of an object from the vernal point, along the plane of the celestial equator.