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Angelo Secchi

1818 - 1878

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Pietro Angelo Secchi SJ (Reggio Emilia, 29 juni 1818 - Rome, 26 februari 1878) was een Italiaans astronoom en geestelijke. Hij was lid van de Sociëteit van Jezus, bekend als de jezuïeten. Hij was 28 jaar lang directeur van de sterrenwacht van de Pauselijke Universiteit Gregoriana. Hij was een van de eerste die de spectroscopie in de astronomie toepaste en met gezag verklaarde dat de zon feitelijk een ster is. Lees meer op Wikipedia

His biography is available in 39 different languages on Wikipedia. Angelo Secchi is the 95th most popular astronoom (up from 105th in 2024), the 1,081st most popular biography from Italy (up from 1,374th in 2019) and the 9th most popular Italian Astronoom.

Angelo Secchi was an Italian astronomer who was most famous for developing the Secchi disk, a tool used to measure water clarity.

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Among Astronooms

Among astronooms, Angelo Secchi ranks 95 out of 644. Before him are Petrus Apianus, Pieter van Musschenbroek, Jacques Cassini, Ferdinand Verbiest, Varāhamihira, and Fritz Zwicky. After him are Giovanni Battista Riccioli, Christian Heinrich Friedrich Peters, Henry Norris Russell, Abu Hanifa Dinawari, Jean Philippe Loys de Cheseaux, and Arthur Auwers.

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Contemporaries

Among people born in 1818, Angelo Secchi ranks 17. Before him are Lewis H. Morgan, Tewodros II, Hermann Kolbe, Rudolf von Jhering, Adolf Anderssen, and Sophie of Württemberg. After him are Leconte de Lisle, August Wilhelm von Hofmann, Charles III, Prince of Monaco, Archduke Karl Ferdinand of Austria, Alexander Bain, and Maria Mitchell. Among people deceased in 1878, Angelo Secchi ranks 13. Before him are Julius von Mayer, Charles-François Daubigny, Maria Christina of the Two Sicilies, Elias Magnus Fries, George V of Hanover, and Ernst Heinrich Weber. After him are Władysław Tarnowski, Mirza Fatali Akhundov, Antoine César Becquerel, Henri Victor Regnault, Nikolay Nekrasov, and Queen Cheorin.

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In Italy

Among people born in Italy, Angelo Secchi ranks 1,081 out of 5,161. Before him are Aloysius Lilius (1510), Gino Bartali (1914), Gabriele Falloppio (1523), Sextus Pompey (-67), Johann Lukas von Hildebrandt (1668), and Carlo Crivelli (1430). After him are Guy III of Spoleto (900), Gelon (-600), Olympia Mancini, Countess of Soissons (1638), Scipione Borghese (1577), Arturo Benedetti Michelangeli (1920), and Maria Cristina of Savoy (1812).

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Among Astronooms In Italy

Among astronooms born in Italy, Angelo Secchi ranks 9. Before him are Giovanni Domenico Cassini (1625), Giuseppe Piazzi (1746), Riccardo Giacconi (1931), Giovanni Schiaparelli (1835), Paolo dal Pozzo Toscanelli (1397), and Annibale de Gasparis (1819). After him are Giovanni Battista Riccioli (1598), Girolamo Fracastoro (1476), Luigi Ferdinando Marsili (1658), Giovanni Battista Donati (1826), Giovanni Dondi dell'Orologio (1330), and Margherita Hack (1922).

Italian born Astronooms

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