galactic latitude

American

noun

Astronomy.

the angular distance from the galactic equator of a point on the celestial sphere.

Etymology

Origin of galactic latitude

First recorded in 1905–10

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galactic latitude

Twelve lie north of the galactic plane, between 0° and 30° galactic latitude, and are designated GC1, GC2, ...,

From Lectures on Stellar Statistics by Charlier, Carl Vilhelm Ludvig

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