(7584) Ossietzky Main-belt Asteroid
Discovered on 9 April 1991 by F. Borngen at Tautenburg.
Where Ossietzky is today
Seen from above the solar system on 2026-10-14: Ossietzky is 3.10 au from the Sun and 3.48 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 7584 |
| Provisional designation | 1991 GK10 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.96 km (#8,992 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.286 |
| Rotation period | 2.73 hours |
| Absolute magnitude (H) | 13.31 |
| Orbital period | 4.90 years |
| Semi-major axis | 2.89 au |
| Perihelion – aphelion | 2.67 – 3.10 au |
| Eccentricity | 0.0734 |
| Inclination | 3.26° |
| Closest distance between its orbit and Earth's (MOID) | 1.69 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 9 April 1991
- (5378) Ellyett
- (6327) Tijn
- (6402) Holstein
- (6450) Masahikohayashi
- (6451) Karnten
- (8666) Reuter
- (8667) Fontane
- (8853) Gerdlehmann
- (10331) Peterbluhm
- (10778) Marcks
- (11899) Weill
- (16529) Dangoldin