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Cornelis Johannes van Houten

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Dutch astronomer (1920–2002)
Cornelis Johannes van Houten
Born(1920-02-18)18 February 1920
The Hague, Netherlands
Died24 August 2002(2002-08-24) (aged 82)
NationalityDutch
Other namesKees van Houten
SpouseIngrid Groeneveld
ChildrenKarel van Houten
Scientific career
FieldsAstronomy
InstitutionsLeiden Observatory
Leiden University
Palomar Observatory
Yerkes Observatory

Cornelis Johannes "Kees"van Houten (18 February 1920 – 24 August 2002) was aDutchastronomer.

Early life and education

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Born inThe Hague, he spent his entire career atLeiden University except for a brief period (1954–1956) as a research assistant atYerkes Observatory.

Family

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He married fellow astronomer Ingrid Groeneveld (who becameIngrid van Houten-Groeneveld) and together they became interested inasteroids. They had one son, Karel.

Work as astronomer

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In a jointly credited trio withTom Gehrels and Ingrid, he was an extremely prolific discoverer of many thousands of asteroids.[1] Gehrels did a sky survey using the48-inch Schmidt telescope atPalomar Observatory and shipped the plates to the van Houtens atLeiden Observatory, who analyzed them for new asteroids. The trio are jointly credited with several thousand discoveries. When theorbit of an asteroid is determined, it can be classified as anApollo asteroid (e.g.1862 Apollo), anAmor asteroid (e.g.1221 Amor) or aTrojan asteroid (e.g. 55701 Ukalegon).

Statistics of asteroids were scarcely known until the 1950s when C. J. and I. van Houten made them their lives' dedication in the Yerkes-McDonald Survey and thePalomar-Leiden surveys . The van Houtens did not just do most of the work, but they also took care of bias problems in an exemplary manner."[2]

He also studied theradial velocities of closebinary stars. He never retired, but remained active and published articles until his death, on asteroids andeclipsing binaries. The main-belt asteroid1673 van Houten was named in his honor.[3]

See also

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References

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  1. ^"Schmidt, Bernhard (1879-1935)". Archived fromthe original on 2021-10-30. Retrieved2009-05-29.
  2. ^Tom Gehrels (1999) "Review of Comet and Asteroid Statistics",Earth, Planets and Space 51: 1155 to 1161
  3. ^Schmadel, Lutz D. (2007). "(1673) van Houten".Dictionary of Minor Planet Names – (1673) van Houten.Springer Berlin Heidelberg. p. 133.doi:10.1007/978-3-540-29925-7_1674.ISBN 978-3-540-00238-3.

External links

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