(1308) Halleria Main-belt Asteroid
Discovered on 12 March 1931 by K. Reinmuth at Heidelberg.
Where Halleria is today
Seen from above the solar system on 2026-10-14: Halleria is 2.91 au from the Sun and 3.35 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 1308 |
| Provisional designation | 1931 EB |
| Orbit class | Main-belt Asteroid |
| Diameter | 47.0 km (#812 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0380 |
| Rotation period | 6.03 hours |
| Absolute magnitude (H) | 10.94 |
| Orbital period | 4.96 years |
| Semi-major axis | 2.91 au |
| Perihelion – aphelion | 2.88 – 2.93 au |
| Eccentricity | 0.00835 |
| Inclination | 5.56° |
| Closest distance between its orbit and Earth's (MOID) | 1.89 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.