(5509) Rennsteig Main-belt Asteroid
Discovered on 8 September 1988 by F. Borngen at Tautenburg.
Where Rennsteig is today
Seen from above the solar system on 2026-10-14: Rennsteig is 2.19 au from the Sun and 3.17 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 5509 |
| Provisional designation | 1988 RD3 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.09 km (#14,978 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.267 |
| Absolute magnitude (H) | 14.64 |
| Orbital period | 3.29 years |
| Semi-major axis | 2.21 au |
| Perihelion – aphelion | 1.91 – 2.52 au |
| Eccentricity | 0.137 |
| Inclination | 2.20° |
| Closest distance between its orbit and Earth's (MOID) | 0.895 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 8 September 1988
- (5004) Bruch
- (5119) Imbrius
- (5326) Vittoriosacco
- (6002) Eetion
- (6440) Ransome
- (6442) Salzburg
- (6824) Mallory
- (7280) Bergengruen
- (10740) Fallersleben
- (11485) Zinzendorf
- (11854) Ludwigrichter
- (11855) Preller