アイナー・ヘルツシュプルング
1. Ejnar HertzsprungEjnar Hertzsprung (8 October 1873 – 21 October 1967) was a Danish chemist and astronomer. Hertzsprung was born in Copenhagen. In the period 1911–1913, together with Henry Norris Russell, he developed the Hertzsprung–Russell diagram. In 1913 he determined the distances to several Cepheid variable stars by statistical parallax, and was thus able to calibrate the relationship discovered by Henrietta Leavitt between Cepheid period and luminosity.
Read “Ejnar Hertzsprung” on English Wikipedia
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Read “Ejnar Hertzsprung” on DBpedia
Read “Ejnar Hertzsprung” on English Wikipedia
Read “アイナー・ヘルツシュプルング” on Japanese Wikipedia
Read “Ejnar Hertzsprung” on DBpedia
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