(10104) Hoburgsgubben Main-belt Asteroid
Discovered on 2 March 1992 by UESAC at La Silla.
Hoburgsgubben is a very characteristic seastack on southern Gotland, looking like an old man watching the sea.Naming citation (20010309/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Hoburgsgubben is today
Seen from above the solar system on 2026-10-14: Hoburgsgubben is 2.51 au from the Sun and 1.92 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 10104 |
| Provisional designation | 1992 EY9 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.27 km (#12,121 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0580 |
| Rotation period | 9.40 hours |
| Absolute magnitude (H) | 15.88 |
| Orbital period | 3.56 years |
| Semi-major axis | 2.33 au |
| Perihelion – aphelion | 2.15 – 2.51 au |
| Eccentricity | 0.0773 |
| Inclination | 2.61° |
| Closest distance between its orbit and Earth's (MOID) | 1.14 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 2 March 1992
- (5357) Sekiguchi
- (7770) Siljan
- (7771) Tvaren
- (8677) Charlier
- (8679) Tingstade
- (8680) Rone
- (8681) Burs
- (8682) Kraklingbo
- (8683) Sjolander
- (10545) Kallunge
- (10796) Sollerman
- (11907) Naranen