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Charles Dillon Perrine

Charles Dillon Perrine July 28, 1867 – June 21, 1951 was an American astronomer living in Argentina He won the Lalande Prize in 1897

Born in Steubenville, Ohio, a son of Peter and Elizabeth McCauley Perrine, and a descendant of Daniel Perrin, "The Huguenot", he worked at Lick Observatory in California from 1893 to 1909 and then was director of the Argentine National Observatory today, Observatorio Astronómico de Córdoba in Argentina from 1909 until 1936

Between 1900 and 1908, Perrine accompanied four eclipse expeditions and was in charge of the one sent from Lick Observatory to Sumatra in 1901 Also in 1901, he and George Ritchey observed the apparent superluminal motion in the nebulosity surrounding Nova Persei 1901

He discovered two moons of Jupiter, today known as Himalia on December 3, 1904 and Elara in 1905 They were simply designated "Jupiter VI" and "Jupiter VII" and were not given their present names until 1975

Perrine co-discovered the lost periodic comet 18D/Perrine-Mrkos and several other comets Antonín Mrkos later named the asteroid 6779 Perrine after him The lunar crater Perrine is also named after him

He promoted the study of astrophysics in Argentina and pushed for the construction of a large telescope the Bosque Alegre telescope, which however was not completed until 1942 he had retired in 1936 He remained in Argentina after retirement and died there, in Villa General Mitre which has since been renamed to its original name of Villa del Totoral He is buried in the Cementerio de Disidentes in the city of Córdoba


  • 1 Comets discovered or co-discovered
  • 2 References
  • 3 External links
    • 31 Obituaries

Comets discovered or co-discovered

  • C/1895 W1 Perrine
  • C/1896 C1 Perrine-Lamp
  • C/1896 V1 Perrine
  • 18D/Perrine-Mrkos
  • C/1897 U1 Perrine
  • C/1898 L2 Perrine
  • C/1898 R1 Perrine-Chofardet


  1. ^ "Perrine, Charles Dillon" New International Encyclopedia 18 1918 p 364 
  2. ^ a b Leonard, John 1901 Who's Who in America, Vol II Chicago, Illinois: A N Marquis and Co p 885 
  3. ^ "Observatorio Astronómico de Córdoba" Oacuncoredu 1908-09-27 Archived from the original on 2012-02-28 Retrieved 2012-02-23 
  4. ^ a b c d e f Kronk, Gary W 2003 "Comet Designation Index, years 1892–1899" Cometography: A Catalog of Comets vol 2: 1800–1899 p 837 ISBN 0521585058 

External links

  • C Perrine @ Astrophysics Data System
  • Photographs taken by Charles Dillon Perrine at the Lick Observatory from the Lick Observatory Records Digital Archive, UC Santa Cruz Library's Digital Collections


  • MNRAS 112 1952 273
  • Nature 168 1951 409
  • Popular Astronomy 59 1951 388
  • PASP 63 1951 259

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