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ASTRONOMER

Laurent Cassegrain

1629 - 1693

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Laurent Cassegrain (French: [loʁɑ̃ kasgʁɛ̃]; c. 1629 – 1 September 1693) was a Catholic priest who is notable as the probable inventor of the Cassegrain reflector, a folded two-mirror reflecting telescope design. Read more on Wikipedia

Since 2007, the English Wikipedia page of Laurent Cassegrain has received more than 40,288 page views. His biography is available in 17 different languages on Wikipedia (up from 16 in 2019). Laurent Cassegrain is the 269th most popular astronomer (up from 485th in 2019), the 3,183rd most popular biography from France (down from 2,984th in 2019) and the 25th most popular French Astronomer.

Memorability Metrics

  • 40k

    Page Views (PV)

  • 51.20

    Historical Popularity Index (HPI)

  • 17

    Languages Editions (L)

  • 6.70

    Effective Languages (L*)

  • 1.76

    Coefficient of Variation (CV)

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Among ASTRONOMERS

Among astronomers, Laurent Cassegrain ranks 269 out of 531Before him are David Gill, Franz Xaver von Zach, Benjamin Apthorp Gould, Charles T. Kowal, Antonia Maury, and Horace Parnell Tuttle. After him are Jean Richer, Carl Charlier, Lewis Boss, Charles Wolf, Grigory Neujmin, and Robert T. A. Innes.

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Contemporaries

Among people born in 1629, Laurent Cassegrain ranks 18Before him are Charles II, Duke of Mantua and Montferrat, William VI, Landgrave of Hesse-Kassel, Cornelis Tromp, Archduchess Isabella Clara of Austria, Jean-Henri d'Anglebert, and Symeon of Polotsk. After him is Agnes Block. Among people deceased in 1693, Laurent Cassegrain ranks 16Before him are Elisabeth Hevelius, Maria van Oosterwijck, John George II, Prince of Anhalt-Dessau, Willem van de Velde the Elder, Johann Caspar Kerll, and John de Britto. After him are Roger de Rabutin, Comte de Bussy and Jan Andrzej Morsztyn.

Others Born in 1629

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In France

Among people born in France, Laurent Cassegrain ranks 3,183 out of 6,011Before him are André Leducq (1904), Guy Ropartz (1864), Félix Vicq-d'Azyr (1748), Jules Vallès (1832), Alfred Bruneau (1857), and Germaine Tillion (1907). After him are Magda Julin (1894), Michel Aumont (1936), Jean-Sifrein Maury (1746), René Barjavel (1911), Loyset Compère (1440), and Victor de Broglie (1785).

Among ASTRONOMERS In France

Among astronomers born in France, Laurent Cassegrain ranks 25Before him are Jean Fernel (1497), Guillaume Le Gentil (1725), Alexis Bouvard (1767), César-François Cassini de Thury (1714), Rudolph Minkowski (1895), and Pierre Charles Le Monnier (1715). After him are Charles Wolf (1827), Jérôme Eugène Coggia (1849), André-Louis Danjon (1890), Benjamin Baillaud (1848), Henri-Alexandre Deslandres (1853), and Louis Boyer (1901).