Celestial Globe - Right Ascension(celestial longitude •...

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Celestial Globe The Celestial Coordinate System Declination (celestial latitude): celestial equator (0 o ) (extension of the Earth’s equator to the sky) North or South celestial pole (±90 o ) (extension of the Earth’s axis to the sky)
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Unformatted text preview: Right Ascension (celestial longitude): • angle East from vernal equinox (agreed zero point = place of the Sun on 21 March) • measured in hours, minutes (1 hour =15 degrees) • from 0 hours to 24 hours around the sky to the East...
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