ASTRONOMER

Kees de Jager

1921 - 2021

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Cornelis "Kees" de Jager (pronounced [ˈkeːz də ˈjaːɣər]; 29 April 1921 – 27 May 2021) was a Dutch astronomer who specialized in predicting solar variation to assess the Sun's impact on future climate. He was the General Secretary of the IAU from 1967 to 1973 and former director of the observatory at Utrecht. He was a fellow with the Committee for Skeptical Inquiry and played an important role in the European skeptical movement as the first chairman of both Stichting Skepsis and the European Council of Skeptical Organisations. Read more on Wikipedia

His biography is available in different languages on Wikipedia. Kees de Jager is the 461st most popular astronomer (down from 447th in 2019), the 705th most popular biography from Netherlands (up from 764th in 2019) and the 18th most popular Dutch Astronomer.

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Among ASTRONOMERS

Among astronomers, Kees de Jager ranks 461 out of 644. Before him are William Robert Brooks, Grigory Shajn, Hisashi Kimura, Aristarkh Belopolsky, Carl Ludwig Christian Rümker, and Frank Schlesinger. After him are Avi Loeb, Andrew Claude de la Cherois Crommelin, Joel Stebbins, Milorad B. Protić, Bohdan Paczyński, and Audouin Dollfus.

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Contemporaries

Among people born in 1921, Kees de Jager ranks 298. Before him are Joe Fagan, Ferenc Karinthy, Michalina Wisłocka, H. C. Artmann, Yuri Ozerov, and Joann Lõssov. After him are Jacques Martin, Ely, Nancy Kelly, Piero Carini, Juan José Arreola, and David Gale. Among people deceased in 2021, Kees de Jager ranks 371. Before him are Jessica Walter, Sanpei Shirato, Janet Moreau, Cornelius Sim, Robert Marchand, and Patrick Juvet. After him are Chris Barber, Dimitri Kitsikis, Sebastian Koto Khoarai, Abdelhamid Brahimi, Elmira Minita Gordon, and Alex Cord.

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In Netherlands

Among people born in Netherlands, Kees de Jager ranks 705 out of 1,646. Before him are Ruud Hesp (1965), Jan Frederik Gronovius (1686), Balthasar van der Pol (1889), Abraham Pais (1918), Jan Lammers (1956), and Bennie Muller (1938). After him are Jan Zwartkruis (1926), Albert Kluyver (1888), Constant Nieuwenhuys (1920), Adrian Vandenberg (1954), Ernie Brandts (1956), and Marsilius of Inghen (1335).

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Among ASTRONOMERS In Netherlands

Among astronomers born in Netherlands, Kees de Jager ranks 18. Before him are Michael van Langren (1598), Walter Lewin (1936), Dirk Brouwer (1902), Peter van de Kamp (1901), Bart Bok (1906), and Eise Eisinga (1744). After him are Frederik Kaiser (1808), Ewine van Dishoeck (1955), and Adriaan van Maanen (1884).

Dutch born Astronomers

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