(3637) O'Meara Main-belt Asteroid
Discovered on 23 October 1984 by B. A. Skiff at Anderson Mesa.
Where O'Meara is today
Seen from above the solar system on 2026-10-14: O'Meara is 2.87 au from the Sun and 2.98 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 3637 |
| Provisional designation | 1984 UQ |
| Orbit class | Main-belt Asteroid |
| Diameter | 12.6 km (#3,872 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.161 |
| Rotation period | 5.75 hours |
| Absolute magnitude (H) | 11.91 |
| Orbital period | 4.09 years |
| Semi-major axis | 2.56 au |
| Perihelion – aphelion | 2.24 – 2.87 au |
| Eccentricity | 0.124 |
| Inclination | 14.3° |
| Closest distance between its orbit and Earth's (MOID) | 1.27 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.