Astronoom

Alvan Clark

1804 - 1887

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Alvan Graham Clark (Ashfield (Massachusetts), (8 maart 1804 - Cambridge (Massachusetts), 19 augustus 1887) was een Amerikaans astronoom, lenzenslijper en bouwer van telescopen. Met zijn kijkers ontdekte hij vele dubbelsterren, waaronder de begeleider van Sirius, de eerst waargenomen witte dwerg. Als telescopenbouwer maakte hij onder andere de lenzen voor de grote telescopen van de Lick- en Yerkes-sterrenwachten. De lens van Lick heeft een diameter van 91 cm, die van Yerkes is met een diameter van 102 cm nog steeds de grootste ooit gemaakt. Lees meer op Wikipedia

His biography is available in 20 different languages on Wikipedia. Alvan Clark is the 363rd most popular astronoom (down from 330th in 2024), the 5,207th most popular biography from United States (down from 4,729th in 2019) and the 66th most popular American Astronoom.

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Among Astronooms

Among astronooms, Alvan Clark ranks 363 out of 644. Before him are Stephen P. Synnott, Albert George Wilson, Otto Lesser, Maurice Loewy, Nikolai Aleksandrovich Kozyrev, and Paul Götz. After him are Johann Gottlieb Friedrich von Bohnenberger, Seth Carlo Chandler, Lewis Boss, Jing Fang, Johann von Lamont, and Benjamin Jekhowsky.

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Contemporaries

Among people born in 1804, Alvan Clark ranks 48. Before him are Salomon Müller, Pierre François Verhulst, Jim Bridger, Franz Meyen, Louis-François-Clement Breguet, and Prince Eduard of Saxe-Altenburg. After him are Osceola, Princess Marie Frederica of Hesse-Kassel, Jules Janin, Wilhelmine Schröder-Devrient, Jules Dupuit, and Robert Hermann Schomburgk. Among people deceased in 1887, Alvan Clark ranks 32. Before him are Ditlev Gothard Monrad, Coenraad Johannes van Houten, August von Werder, August W. Eichler, Peter Jan Beckx, and Otto Lesser. After him are Prince Franz de Paula of Liechtenstein, Louis Gallait, Joachim IV of Constantinople, Lysander Spooner, Joseph Whitworth, and Lorenzo Batlle y Grau.

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Others Deceased in 1887

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In United States

Among people born in United States, Alvan Clark ranks 5,207 out of 20,380. Before him are Kerry King (1964), Rick Barry (1944), Charles Mackerras (1925), Brad Bird (1957), Edward Furlong (1977), and Joseph Brant (1742). After him are Chester Conklin (1886), Dorothy Day (1897), Connie Britton (1967), Edmund Muskie (1914), Belle Starr (1848), and Madeline Kahn (1942).

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Among Astronooms In United States

Among astronooms born in United States, Alvan Clark ranks 66. Before him are Milton L. Humason (1891), Allan Sandage (1926), James L. Elliot (1943), Carl A. Wirtanen (1910), Stephen P. Synnott (1946), and Albert George Wilson (1918). After him are Seth Carlo Chandler (1846), Lewis Boss (1846), Robert Herman (1914), Brian Schmidt (1967), James Edward Keeler (1857), and Margaret Geller (1947).

American born Astronooms

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