9 Metis

9 Metis was the ninth asteroid to be discovered and the only one to be found from Ireland, in 1848 by Andrew Graham.
| diameter | 151 km |
| albedo | 0.13 |
| semimajor axis | 2.09 AU |
| perihelion | 2.68 AU |
| eccentricity | 0.123 |
| inclination | 5.58° |
| period | 3.684 years |


