30
/fr/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
233754
20369
2

17 janv. 150 av. J.-C. - Hipparchus

Description:

Placed scientific rationale to Eratosthenes grid. Established 11 east-west parrallel lines that had the same length of day.

Ajouté au bande de temps:

5 nov. 2017

Date:

17 janv. 150 av. J.-C.
Maintenaint
~ Il y a 2175 ans