(8813) Leviathan Main-belt Asteroid
Discovered on 29 November 1983 by E. Bowell at Anderson Mesa.
The Leviathan of Parsonstown is the nickname of the great reflecting telescope at Birr Castle, County Offaly, Ireland. Completed by the Third Earl of Rosse in 1845, the telescope was for 75 years the largest in the world. The name was suggested independently by S. Mitton and T. Moseley.Naming citation (20000726/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Leviathan is today
Seen from above the solar system on 2026-10-14: Leviathan is 3.71 au from the Sun and 4.55 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 8813 |
| Provisional designation | 1983 WF1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 16.4 km (#2,801 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0790 |
| Absolute magnitude (H) | 12.45 |
| Orbital period | 5.62 years |
| Semi-major axis | 3.16 au |
| Perihelion – aphelion | 2.15 – 4.17 au |
| Eccentricity | 0.321 |
| Inclination | 21.1° |
| Closest distance between its orbit and Earth's (MOID) | 1.26 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.