Astronomo

Alvan Clark

1804 - 1887

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Alvan Clark (Ashfield, 8 marzo 1804 – 19 agosto 1887) è stato un astronomo e pittore statunitense. Discendente di una famiglia di cacciatori di balene del Massachusetts tra gli anni ‘30 e gli anni ‘50 del XIX secolo fu pittore di ritratti e incisore. Dall’età di circa quaranta anni si dedicò alla costruzione di lenti per telescopi. Fondò, insieme ai suoi figli Alvan Graham e George Bassett, la Alvan Clark & Sons, con la quale fabbricò lenti per telescopi rifrattori, inclusi i maggiori dell’epoca, tra i quali il telescopio da 18,5 pollici (47 cm) dell’Osservatorio Deaborn presso la Old University of Chicago (lenti inizialmente previste per l’Università del Mississippi), i due telescopi da 26 pollici (66 cm) presso lo United States Naval Observatory e l'osservatorio McCormick dell'Università della Virginia, il telescopio da 30 pollici (76 cm) dell’Osservatorio di Pulkovo, allora nell’Impero Russo e che venne distrutto nel corso dell’assedio di Leningrado durante la II guerra mondiale. Leggi di più su Wikipedia

His biography is available in 20 different languages on Wikipedia. Alvan Clark is the 363rd most popular astronomo (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 Astronomo.

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Among Astronomos

Among astronomos, 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 Astronomos In United States

Among astronomos 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 Astronomos

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