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Sosigenes (astronomer)
Ancient Greek astronomer
Sosigenes | |
|---|---|
| Nationality | Greek |
| Known for | Consulted by Julius Caesar for the design of the Julian calendar |
| Scientific career | |
| Fields | Astronomy |
Sosigenes (Ancient Greek: Σωσιγένης)[1][2] (fl.1st century BC) was an Ancient Greek astronomer.
According to Pliny the Elder's Natural History 18.210–212, Julius Caesar consulted him while he was designing the Julian calendar.
Biography
[edit]Little is known about him apart from Pliny's Natural History. Sosigenes appears in Book 18, 210-212:
... There were three main schools, the Chaldaean, the Egyptian, and the Greek; and to these a fourth was added in our country by Caesar during his dictatorship, who with the assistance of the learned astronomer Sosigenes brought the separate years back into conformity with the course of the sun.[3]
Sosigenes is credited with work on the orbit of Mercury, which is described by Pliny