(7078) Unojonsson Main-belt Asteroid
Discovered on 17 October 1985 by C.-I. Lagerkvist at Kvistaberg.
Named in honor of Uno Jönsson (b. 1937), a friend of the discoverer, to celebrate his 60th birthday. Long interested in astronomy, Jönsson has written several books for a general audience. He has also edited textbooks on astronomy, in one case with the discoverer as a contributing author.Naming citation (19980211/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Unojonsson is today
Seen from above the solar system on 2026-10-14: Unojonsson is 2.13 au from the Sun and 2.65 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 7078 |
| Provisional designation | 1985 UH3 |
| Orbit class | Main-belt Asteroid |
| Diameter | 8.99 km (#5,769 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0950 |
| Absolute magnitude (H) | 14.17 |
| Orbital period | 3.80 years |
| Semi-major axis | 2.43 au |
| Perihelion – aphelion | 1.88 – 2.98 au |
| Eccentricity | 0.226 |
| Inclination | 3.08° |
| Closest distance between its orbit and Earth's (MOID) | 0.873 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.