spectral type
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spectral type — noun : the type of a star according to a description of its spectrum by means of 10 principal spectral classes, decimal subdivisions of the classes, and symbols indicating special characteristics (as e for stars with bright lines, d for dwarfs,… … Useful english dictionary
spectral type — Astron. a category for classifying a star, as A star or G star, according to features of its spectrum, as its shape as a function of temperature and wavelength and its absorption spectrum, that indicate the surface temperature of the star and the … Universalium
spectral type — spec′tral type′ n. astron. a category for classifying a star according to features of its spectrum that indicate its surface temperature and chemical composition • Etymology: 1920–25 … From formal English to slang
Spectral (album) — Infobox Album | Name = Spectral Type = studio Artist = Skyfire Released = May 10, 2004 Recorded = Genre = Melodic death metal Length = 43:21 Label = Arise Producer = Skyfire Reviews = Last album = Mind Revolution (2003) This album = Spectral… … Wikipedia
Type spectral — En astronomie, les étoiles présentent quatre caractéristiques principales : température de surface, gravité à la surface, masse et luminosité. Ces caractéristiques ne sont pas indépendantes les unes des autres et ne sont pas directement… … Wikipédia en Français
Spectral line — Continuous spectrum Emission line … Wikipedia
Spectral sequence — In the area of mathematics known as homological algebra, especially in algebraic topology and group cohomology, a spectral sequence is a means of computing homology groups by taking successive approximations. Spectral sequences are a… … Wikipedia
Spectral theorem — In mathematics, particularly linear algebra and functional analysis, the spectral theorem is any of a number of results about linear operators or about matrices. In broad terms the spectral theorem provides conditions under which an operator or a … Wikipedia
Type spectral astéroïdal — Classification spectrale des astéroïdes Les astéroïdes sont classés selon un système basé sur leur couleur, leur albédo et leur spectre optique. Ces propriétés étaient censées correspondre à la composition de leur surface. Ce système fut… … Wikipédia en Français
Spectral Worship — Infobox Album | Name = Spectral Worship Type = Album Artist = Guv ner Background = Released = 1998 Recorded = Genre = Indie rock Length = Label = Merge Records Producer = Nicolas Vernhes and Charles Gansa Reviews = *Pitchfork Media (7.8/10) [http … Wikipedia
