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Asaph Hall |
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Hall, Asaph
Born Oct. 15, 1829, in Goshen, Conn.; died Nov. 22, 1907, in Annapolis, Md. American astronomer. Member of the National Academy of Sciences (1875). From 1857 to 1862, Hall worked as an assistant at the Harvard University Observatory, and from 1862 to 1891 he was an astronomer at the U.S. Naval Observatory in Washington, D.C. He was a member of the faculty at Harvard University from 1896 to 1901. Hall is known for his observations of asteroids, binary stars, and the planets and their satellites. In 1876 he determined Saturn’s period of rotation, and in 1877 he discovered the satellites of Mars. Hall worked to develop a theory of the motions of the planets and their satellites. WORKS“On the Determination of the Mass of Mars.” Astronomische Nachrichten, 1875, vol. 86, pp. 327–37.“On the Rotation of Saturn.” Ibid., 1877, vol. 90. “The Harvard Observation of the Satellite of Neptune in 1847 and 1848.” Astronomical Journal, 1900, vol. 20. “The Problem of Three Bodies.” Ibid., 1901, vol. 21. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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No references found | His highly competent and very readable explanation of the observatory's scientific accomplishments ranges across the administrative and bureaucratic elements in its history and provides strikingly humanistic portraits of some of the key and colorful scientific figures that were involved, such as Maury Simon Newcomb, and Asaph Hall. THE two moons of Mars - Phoebus and Deimos - were discovered in 1877 by the astronomer Asaph Hall from the US Naval Observatory's site in Foggy Bottom, so the ancient Greeks could not have known of them (Page 24, August 26). |
Asaph Hall |
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