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Pieter Dirkszoon Keyser

1540 - Today

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Pieter Dirkszoon Keyser (occasionally Petrus Theodorus; c. 1540 – 11 September 1596) was a Dutch navigator and celestial cartographer who mapped several constellations on the southern celestial hemisphere. Read more on Wikipedia

Since 2007, the English Wikipedia page of Pieter Dirkszoon Keyser has received more than 59,930 page views. His biography is available in 15 different languages on Wikipedia. Pieter Dirkszoon Keyser is the 251st most popular explorer (up from 259th in 2019), the 2,899th most popular biography from Germany (down from 2,796th in 2019) and the 13th most popular German Explorer.

Memorability Metrics

  • 60k

    Page Views (PV)

  • 52.18

    Historical Popularity Index (HPI)

  • 15

    Languages Editions (L)

  • 6.65

    Effective Languages (L*)

  • 1.42

    Coefficient of Variation (CV)

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Among EXPLORERS

Among explorers, Pieter Dirkszoon Keyser ranks 251 out of 405Before him are St John Philby, Ingvar the Far-Travelled, Yerofey Khabarov, William Parry, Anthony Jenkinson, and Nicolas Baudin. After him are Pehr Osbeck, Carl Peters, Freya Stark, Karl Weyprecht, Estêvão Gomes, and Paweł Strzelecki.

Most Popular Explorers in Wikipedia

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Contemporaries

Among people born in 1540, Pieter Dirkszoon Keyser ranks 21Before him are Princess Cecilia of Sweden, Denis Calvaert, Ostilio Ricci, Simone Peterzano, Giovanni Artusi, and Lady Katherine Grey. After him are Philips of Marnix, Lord of Saint-Aldegonde, Alessandro Striggio, and Edmund Campion.

Others Born in 1540

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In Germany

Among people born in Germany, Pieter Dirkszoon Keyser ranks 2,899 out of 6,142Before him are Otto Warburg (1859), Johannes Schmidt (1843), Wilhelm Roux (1850), Kurt Polycarp Joachim Sprengel (1766), Johann Rosenmüller (1619), and Lina Radke (1903). After him are Frederick William, Margrave of Brandenburg-Schwedt (1700), Werner Egk (1901), Sonja Ziemann (1926), Wilhelm von Biela (1782), Johann Ernst Glück (1652), and Anne Buydens (1919).

Among EXPLORERS In Germany

Among explorers born in Germany, Pieter Dirkszoon Keyser ranks 13Before him are John Sutter (1803), Duke Adolf Friedrich of Mecklenburg (1873), Gustav Nachtigal (1834), Julius Klaproth (1783), Wilhelm Filchner (1877), and Nikolaus Federmann (1505). After him are Carl Peters (1856), Karl Weyprecht (1838), Ludwig Leichhardt (1813), Adolf Lüderitz (1834), Albert von Le Coq (1860), and Otto Finsch (1839).