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Maraldi, Giacomo Filippo

1. Dates
Born: Perinaldo, Imperia, Italy, 21 Aug. 1665
Died: Paris, 1 Dec. 1729
Dateinfo: Dates Certain
Lifespan: 64
2. Father
Occupation: No Information
No information on financial status.
3. Nationality
Birth: Perinaldo, Imperia, Italy
Career: Paris, France
Death: Paris, France
4. Education
Schooling: No University
Studied classics and mathematics, not known where, finishing around 1687. There is no mention of a university or of a degree.
5. Religion
Affiliation: Catholic : Catholic (assumed)
6. Scientific Disciplines
Primary: Astronomy, Cartography
Subordinate: Natural History
7. Means of Support
Primary: Governmental Position
1687-1718, worked at the Paris Observatory compiling a new catalogue of stars.
From 1702, a member of the Académie.
8. Patronage
Type: Scientist
He was called to Paris by his uncle, Cassini I. He became his devoted collaborator, his work was very much influenced by Cassini I's opinions. Later, he collaborated with Cassini II as well.
1701, went to Rome to work on calendar for Pope Clement XI, but as far as I can tell did not. He helped Bianchi with the determination of the meridian of the church of the Carthusians.
9. Technological Involvement
Type: Cartography
1700 & 1701, helped Cassini II, J.M. de Chazelles, and Piere Couplet on the project to extend the Paris meridian to the southern border.
1718, helped Cassini II and G. de la Hire extend the survey of the Paris Meridian to the north.
10. Scientific Societies
Membership: Académie Royal des Sciences
First a student (1694), then an associate (1699), and finally a pensioner (1702) of the Académie.
  1. B. Fontenelle, "Eloge de M. Maraldi," Histoire de l'Académie royale des sceinces pour l'année 1729 (Paris, 1731), 158-64. [Q46.A16 1729 pt. 1] F. Hoefer, ed., Nouvelle biographie générale, 33 (Paris, 1860), cols. 348-349. [ref. CT143. H6]
  2. J.B. Delambre, Histoire de l'astronomie au XVIIIe siècle (Paris, 1827), 239-44. [Manuscripta List 87, Reel 31]
Compiled by:
Richard S. Westfall
Department of History and Philosophy of Science
Indiana University

Note: the creators of the Galileo Project and this catalogue cannot answer email on geneological questions.

©1995 Al Van Helden
Last updated
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