Édouard Stephan

1837 - 1923

Édouard Stephan

Édouard Jean-Marie Stephan (31 August 1837 – 31 December 1923) was a French astronomer. His surname is sometimes spelled Stéphan in some literature, but this is apparently erroneous. He was born in Sainte Pezenne (today one of the districts of the town of Niort) and attended the Ecole Normale Superieure, and graduated at the top of his class in 1862.He was the director of the Marseille Observatory from 1864 to 1907 (until 1872 he was subordinate to Urbain le Verrier). Read more on Wikipedia

Since 2007, the English Wikipedia page of Édouard Stephan has received more than 16,060 page views. His biography is available in 31 different languages on Wikipedia making him the 124th most popular astronomer.

Memorability Metrics

  • 16k

    Page Views (PV)

  • 56.31

    Historical Popularity Index (HPI)

  • 31

    Languages Editions (L)

  • 11.32

    Effective Languages (L*)

  • 1.92

    Coefficient of Variation (CV)

Page views of Édouard Stephans by language


Among astronomers, Édouard Stephan ranks 125 out of 495Before him are Maslama al-Majriti, Harlow Shapley, William Henry Pickering, Jean Picard, Vesto Slipher, and Alphonse Borrelly. After him are Petrus Apianus, Giovanni Battista Riccioli, Nur ad-Din al-Bitruji, Johann Daniel Titius, Annie Jump Cannon, and John Goodricke.

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Among people born in 1837, Édouard Stephan ranks 30Before him are John Newlands, Ilia Chavchavadze, James Murray, Arnold Janssen, Abraham Kuyper, and Francis, Duke of Teck. After him are Ion Creangă, Vasily Radlov, Algernon Charles Swinburne, Henry Draper, Tippu Tip, and Théodore Dubois. Among people deceased in 1923, Édouard Stephan ranks 34Before him are Aleksandar Stamboliyski, Edith Södergran, Milena Vukotić, Edward W. Morley, Maurice Barrès, and Georg Luger. After him are William Ernest, Grand Duke of Saxe-Weimar-Eisenach, Ernst Troeltsch, Théophile Steinlen, Charles Dupuy, Vatroslav Jagić, and Théophile Delcassé.

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In France

Among people born in France, Édouard Stephan ranks 1,642 out of 4,109Before him are Pierre Charron (1541), Henri Gatien Bertrand (1773), Jean Prouvé (1901), Alphonse Borrelly (1842), Jacques Loussier (1934), and Louis-Nicolas Clérambault (1676). After him are Charles-François Lebrun (1739), François Magendie (1783), Henry de Montherlant (1895), Edmond François Valentin About (1828), Jean-Pierre Marielle (1932), and Elisabeth Therese of Lorraine (1711).


Among astronomers born in France, Édouard Stephan ranks 10Before him are Pierre Méchain (1744), Nicolas-Louis de Lacaille (1713), Jacques Cassini (1677), Nicolas-Claude Fabri de Peiresc (1580), Joseph-Nicolas Delisle (1688), and Alphonse Borrelly (1842). After him are Nicole-Reine Lepaute (1723), Bernard Lyot (1897), Alexis Bouvard (1767), Guillaume Bigourdan (1851), Jean Chacornac (1823), and Dominique, comte de Cassini (1748).

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