Henri Joseph Perrotin
Henri Joseph Anastase Perrotin ( December 19, 1845 - February 29, 1904 ) was a French astronomer .
Perrotin was from 1884 until his death Director of the Observatoire de Nice (Observatory of Nice ). In particular, he carried out observations of the planet Mars , determined the period of rotation of Venus and calculated the orbital disturbances of the asteroid Vesta . In his honor the asteroid (1515) Perrotin was named after him. Since 1892 he was a corresponding member of the Académie des sciences .
In addition, he discovered six asteroids:
| (138) Tolosa | May 19, 1874 |
| (149) Medusa | September 21, 1875 |
| (163) Erigone | April 26, 1876 |
| (170) Maria | January 10, 1877 |
| (180) Garumna | January 29, 1878 |
| (252) Clementina | October 11, 1885 |
Web links
- Publications by HJ Perrotin in the Astrophysics Data System (listed here as Perrotin, Henri Joseph and as Perrotin, Joseph Athanase )
- NN: Announcement of the death of Joseph Athanase Perrotin . In: Astronomische Nachrichten , Vol. 165 (1904), p. 253
- NN: Obituary. - M. Henry Perrotin. In: The Observatory , Vol. 27 (1904), pp. 176–177 (obituary, English)
Commons : Henri Joseph Perrotin - Collection of Images, Videos and Audio Files
Individual evidence
- ^ List of members since 1666: Letter P. Académie des sciences, accessed on February 2, 2020 (French).
| personal data | |
|---|---|
| SURNAME | Perrotin, Henri Joseph |
| ALTERNATIVE NAMES | Perrotin, Henri Joseph Anastase |
| BRIEF DESCRIPTION | French astronomer |
| DATE OF BIRTH | December 19, 1845 |
| DATE OF DEATH | February 29, 1904 |