(439) Ohio Main-belt Asteroid
Discovered on 13 October 1898 by E. F. Coddington at Mount Hamilton.
Where Ohio is today
Seen from above the solar system on 2026-10-14: Ohio is 2.94 au from the Sun and 2.22 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 439 |
| Provisional designation | A898 TA |
| Orbit class | Main-belt Asteroid |
| Diameter | 70.4 km (#464 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0270 |
| Rotation period | 37.5 hours |
| Spectral type | X: |
| Absolute magnitude (H) | 9.82 |
| Orbital period | 5.54 years |
| Semi-major axis | 3.13 au |
| Perihelion – aphelion | 2.92 – 3.34 au |
| Eccentricity | 0.0672 |
| Inclination | 19.1° |
| Closest distance between its orbit and Earth's (MOID) | 1.98 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 13 October 1898
More named asteroids discovered by E. F. Coddington
← (438) Zeuxo · (440) Theodora →