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celestial longitude


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(λ) A coordinate that gives the angular position of a celestial body around the plane of the ecliptic as seen from the Earth; also known as ecliptic longitude. It is measured in degrees anticlockwise from 0° to 360° along the ecliptic, starting at the vernal equinox.

Subjects: Science and technology — Astronomy and Cosmology

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celestial longitude
in A Dictionary of Astronomy (2 rev) Length: 48 words

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