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Ejnar Hertzsprung (a destra) con Karl Schwarzschild. Ejnar Hertzsprung (Copenaghen, 8 ottobre 1873 – Roskilde, 21 ottobre 1967) è stato un astronomo e chimico danese. Negli anni 1911-1913 sviluppò, assieme ad Henry Norris Russell, il Diagramma Hertzsprung-Russell.
Ejnar Hertzsprung ( Danish: [ˈɑjnɐ ˈhɛɐ̯tsˌpʁɔŋ]; 8 October 1873 – 21 October 1967) was a Danish chemist and astronomer. Career. Hertzsprung was born in Frederiksberg, Denmark, the son of Severin and Henriette. He studied chemical engineering at Copenhagen Polytechnic Institute, graduating in 1898.
Ejnar Hertzsprung (born Oct. 8, 1873, Frederiksberg, near Copenhagen, Den.—died Oct. 21, 1967, Roskilde) was a Danish astronomer who classified types of stars by relating their colour to their absolute brightness—an accomplishment of fundamental importance to modern astronomy.
- The Editors of Encyclopaedia Britannica
October 8, 1873. Date of Death. : October 21, 1967. Ejnar Hertzsprung studied chemical engineering in Copenhagen, worked as a chemist in St. Petersburg, and studied photochemistry in Leipzig before returning to Denmark in 1901 to become an independent astronomer.
Hertzsprung Ejnar. E-I. Biografia di Danilo Domenici. Ejnar Hertzsprung nacque a Copenaghen l’8 ottobre 1873. Si laureò in ingegneria chimica al Politecnico di Copenaghen nel 1898, quindi studiò fotochimica all’Università di Lipsia. Si interessò all’astronomia da suo padre, astronomo dilettante.
9 mag 2018 · Hertzsprung, Ejnar. ( b. Frederiksberg, Denmark, 8 October 1873; d. Roskilde, Denmark, 21 October 1967) astronomy. Hertzprung’s father, Severin Hertzsprung, had a graduate degree in astronomy from the University of Copenhagen but, for financial reasons, decided to accept a position in the Department of Finances of the Danish ...
The Hertzsprung–Russell diagram (abbreviated as H–R diagram, HR diagram or HRD) is a scatter plot of stars showing the relationship between the stars' absolute magnitudes or luminosities and their stellar classifications or effective temperatures.
