spectrum-luminosity diagram

noun

Definition of spectrum-luminosity diagram

: a graph with the spectral type of each star plotted as the abscissa and the absolute magnitude as the ordinate

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“Spectrum-luminosity diagram.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/spectrum-luminosity%20diagram. Accessed 21 Sep. 2020.

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