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
Translations
plot of the absolute magnitude of stars