(3851) Alhambra Main-belt Asteroid
Discovered on 30 October 1986 by T. Seki at Geisei.
Where Alhambra is today
Seen from above the solar system on 2026-10-14: Alhambra is 2.27 au from the Sun and 3.23 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 3851 |
| Provisional designation | 1986 UZ |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.50 km (#8,247 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.218 |
| Rotation period | 53.0 hours |
| Absolute magnitude (H) | 13.33 |
| Orbital period | 3.21 years |
| Semi-major axis | 2.17 au |
| Perihelion – aphelion | 2.03 – 2.31 au |
| Eccentricity | 0.0643 |
| Inclination | 4.63° |
| Closest distance between its orbit and Earth's (MOID) | 1.06 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.