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Right ascension facts for kids

Kids Encyclopedia Facts
Ra and dec on celestial sphere
Right ascension (blue) and declination (green) as seen from outside the celestial sphere

Right ascension (abbrev. RA; symbol α) is the astronomical word for one of the two coordinates of a point on the celestial sphere when using the equatorial coordinate system. The other coordinate is the declination.

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Right ascension Facts for Kids. Kiddle Encyclopedia.