Hertzsprung-Russell diagram
English
Etymology
After astronomers Ejnar Hertzsprung and Henry Norris Russell.
Noun
Hertzsprung-Russell diagram (plural Hertzsprung-Russell diagrams)
- (astronomy) A graphic representation of the absolute magnitude of stars against their color (or surface temperature), which shows the main sequence of stars plus the white dwarfs and red giants.
Synonyms
- HR diagram
- H-R diagram
Translations
plot of the absolute magnitude of stars
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