(623) Chimaera Main-belt Asteroid
Discovered on 22 January 1907 by K. Lohnert at Heidelberg.
Where Chimaera is today
Seen from above the solar system on 2026-10-14: Chimaera is 2.33 au from the Sun and 2.97 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 623 |
| Provisional designation | A907 BC |
| Orbit class | Main-belt Asteroid |
| Diameter | 44.1 km (#875 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0372 |
| Rotation period | 14.6 hours |
| Spectral type | XC |
| Absolute magnitude (H) | 10.85 |
| Orbital period | 3.86 years |
| Semi-major axis | 2.46 au |
| Perihelion – aphelion | 2.19 – 2.74 au |
| Eccentricity | 0.112 |
| Inclination | 14.1° |
| Closest distance between its orbit and Earth's (MOID) | 1.23 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
More named asteroids discovered by K. Lohnert
← (622) Esther · (624) Hektor →