(6653) Feininger Main-belt Asteroid
Discovered on 10 December 1991 by F. Borngen at Tautenburg.
Where Feininger is today
Seen from above the solar system on 2026-10-14: Feininger is 2.68 au from the Sun and 2.27 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 6653 |
| Provisional designation | 1991 XR1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.17 km (#8,686 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.386 |
| Rotation period | 15.7 hours |
| Absolute magnitude (H) | 12.98 |
| Orbital period | 4.97 years |
| Semi-major axis | 2.91 au |
| Perihelion – aphelion | 2.67 – 3.15 au |
| Eccentricity | 0.0818 |
| Inclination | 1.97° |
| Closest distance between its orbit and Earth's (MOID) | 1.68 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.