spectral diagram

spectral diagram
мат.
спектральная диаграмма

English-Russian scientific dictionary. 2008.

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Смотреть что такое "spectral diagram" в других словарях:

  • Spectral color — right|thumb The CIE xy chromaticity diagram. The spectral colors are the horseshoe shape curve on the outside. All other colors are not spectral: the bottom straight line is the line of purples , while the interior are unsaturated colors: a… …   Wikipedia

  • Spectral slope — In astrophysics and planetary science, spectral slope is a measure of dependence of the reflectance on the wavelength.In digital signal processing, it is a measure of how quickly the spectrum of an audio sound tails off towards the high… …   Wikipedia

  • Hertzsprung–Russell diagram — Hertzsprung–Russell diagram[1] with 22,000 stars plotted from the Hipparcos catalog and 1,000 from the Gliese catalog of nearby stars. Stars tend to fall only into certain regions of the diagram. The most predominant is the diagonal, going from… …   Wikipedia

  • Hertzsprung-Russell diagram — The Hertzsprung Russell diagram (usually referred to by the abbreviation H R diagram or HRD, also known as a colour magnitude diagram, or CMD) shows the relationship between absolute magnitude, luminosity, classification, and effective… …   Wikipedia

  • Color–color diagram — In astronomy, color–color diagrams are a means of comparing the apparent magnitudes of stars at different wavelengths. Astronomers typically observe at narrow bands around certain wavelengths, and objects observed will have different brightnesses …   Wikipedia

  • Hertzsprung–Russell diagram — ▪ astronomy  in astronomy, graph in which the absolute magnitudes (intrinsic brightness) of stars are plotted against their spectral types. Of great importance to theories of stellar evolution, it evolved from charts begun in 1911 by the Danish… …   Universalium

  • Color-color diagram — In astronomy, color color diagrams are a means of comparing the apparent magnitudes of stars at different wavelengths. Astronomers typically observe at narrow bands around certain wavelengths, and objects observed will appear brighter in some… …   Wikipedia

  • colour–magnitude diagram — ▪ astronomy       in astronomy, graph showing the relation between the absolute magnitudes (brightnesses) of stars and their colours, which are closely related to their temperatures and spectral types. It is similar to the Hertzsprung Russell… …   Universalium

  • hertzsprung-russell diagram — ˈhertˌspru̇ŋˈrəsəl noun Usage: usually capitalized H&R Etymology: after Ejnar Hertzsprung died 1967 Dan. astronomer and Henry Norris Russell died 1957 American astrophysicist : spectrum luminosity diagram * * * /hairt sproong rus euhl/, Astron.… …   Useful english dictionary

  • Hertzsprung-Russell diagram — /ˌhɜtsprʌŋ ˌrʌsəl ˈdaɪəgræm/ (say .hertsprung .rusuhl duyuhgram) noun a graph in which the absolute luminosity of a star is plotted against its spectral type (an indication of its temperature). The theory of stellar evolution has been derived… …  

  • spectrum-luminosity diagram — noun : a graph with the spectral type of each star plotted as the abscissa and the absolute magnitude as the ordinate …   Useful english dictionary


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