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Encyclopedia entry: Hertzsprung, Ejnar
- Article from:
- Who's Who in the Twentieth Century
Copyright© Who's Who in the Twentieth Century 1999, originally published by Oxford University Press 1999. (Hide copyright information)
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Hertzsprung, Ejnar (1873–1967)
Danish astronomer, best known for his independent discovery of the Hertzsprung–Russell diagram. The son of a senior civil servant, Hertzsprung trained as a chemical engineer at the Copenhagen polytechnic, as his father believed that he would be unable to earn his living as an astronomer. Hertzsprung therefore worked as a chemist for some years before his first astronomical appointment at the Potsdam Observatory (1909). At the end of World War I Hertzsprung moved to Leiden University, where he was ...
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Dictionary definition: Hertzsprung–Russell diagram
A Dictionary of Astronomy;
448 words
...Hertzsprung–Russell diagram ( HR diagram) A graph on which a measure ... features of the HR diagram. It is named after H. N. Russell and E. Hertzsprung , who independently devised it. See also colour–luminosity ...
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