Third magnitude stars

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• magnitude — 01. The [magnitude] of the damage is unknown at this time, but experts fear it may cost in the millions of pounds. 02. It takes years of planning to organize an event of the [magnitude] of the Olympic Games. 03. It is the first time that… …   Grammatical examples in English

• magnitude — n. 1 largeness. 2 size. 3 importance. 4 a the degree of brightness of a star (see also absolute magnitude, apparent magnitude). b a class of stars arranged according to this (of the third magnitude). Phrases and idioms: of the first magnitude… …   Useful english dictionary

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• 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

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• Perseus (constellation) — Infobox Constellation name = Perseus abbreviation = Per genitive = Persei symbology = Perseus RA = 3 dec= +45 areatotal = 615 arearank = 24th numbermainstars = 6, 22 numberbfstars = 65 numberstarsplanets = 4 numberbrightstars = 5… …   Wikipedia

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• Alpha Centauri — This article is about α Centauri . For a Centauri , see V761 Centauri. For A Centauri , see A Centauri. For other uses, see Alpha Centauri (disambiguation). Alpha Centauri A[1]/B[2] …   Wikipedia

• Proxima Centauri — Coordinates: 14h 29m …   Wikipedia