absolute magnitude (redirected from absolute magnitudes)

absolute magnitude

n.

The intrinsic magnitude of a celestial body computed as if viewed from a distance of 10 parsecs, or 32.6 light-years.

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absolute magnitude

See under at magnitude.

Thesaurus

Noun

1.

absolute magnitude - (astronomy) the magnitude that a star would have if it were viewed from a distance of 10 parsecs (32.62 light years) from the earth magnitude - the property of relative size or extent (whether large or small); "they tried to predict the magnitude of the explosion"; "about the magnitude of a small pea" astronomy, uranology - the branch of physics that studies celestial bodies and the universe as a whole