- apparent magnitude
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a numerical measure of the brightness of a star, planet etc.; a decrease of 1 unit represents an increase in the light received by a factor of 2.512See Also: absolute magnitude, bolometric magnitude
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apparent magnitude
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Apparent magnitude — Magnitude Mag ni*tude, n. [L. magnitudo, from magnus great. See {Master}, and cf. {Maxim}.] 1. Extent of dimensions; size; applied to things that have length, breadth, and thickness. [1913 Webster] Conceive those particles of bodies to be so… … The Collaborative International Dictionary of English
apparent magnitude — Magnitude Mag ni*tude, n. [L. magnitudo, from magnus great. See {Master}, and cf. {Maxim}.] 1. Extent of dimensions; size; applied to things that have length, breadth, and thickness. [1913 Webster] Conceive those particles of bodies to be so… … The Collaborative International Dictionary of English
apparent magnitude — n. MAGNITUDE (sense 3) … English World dictionary
Apparent magnitude — Asteroid 65 Cybele and 2 stars with their magnitudes labeled The apparent magnitude (m) of a celestial body is a measure of its brightness as seen by an observer on Earth, normalized to the value it would have in the absence of the atmosphere.… … Wikipedia
apparent magnitude — noun : the observed or apparent brightness of a celestial body expressed on the magnitude scale and varying in accordance with the spectral sensitivity of the means of observing (as the eye, a photographic material, or an instrument) * * *… … Useful english dictionary
apparent magnitude — Astron. the magnitude of a star as it appears to an observer on the earth. Cf. absolute magnitude. [1870 75] * * * … Universalium
apparent magnitude — noun Date: 1785 the luminosity of a celestial body (as a star) as observed from the earth compare absolute magnitude … New Collegiate Dictionary
apparent magnitude — noun Astronomy the magnitude of a celestial object as it is measured from the earth … English new terms dictionary
Apparent Magnitude — The observed brightness of a star … The writer's dictionary of science fiction, fantasy, horror and mythology
apparent diameter — Magnitude Mag ni*tude, n. [L. magnitudo, from magnus great. See {Master}, and cf. {Maxim}.] 1. Extent of dimensions; size; applied to things that have length, breadth, and thickness. [1913 Webster] Conceive those particles of bodies to be so… … The Collaborative International Dictionary of English
