(11258) Aoyama Main-belt Asteroid
Discovered on 1 November 1978 by K. Tomita at Caussols.
Aoyama Gakuin, a Christian educational institute founded in 1874, is the discoverer's Alma Mater. He was to know the joy of astronomy in his high-school days under the guidance of excellent teachers and became a professional astronomer. The citation was prepared by M. Hara.Naming citation (20010902/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Aoyama is today
Seen from above the solar system on 2026-10-14: Aoyama is 3.21 au from the Sun and 3.16 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 11258 |
| Provisional designation | 1978 VP1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 10.6 km (#4,774 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0830 |
| Absolute magnitude (H) | 13.77 |
| Orbital period | 5.51 years |
| Semi-major axis | 3.12 au |
| Perihelion – aphelion | 2.72 – 3.51 au |
| Eccentricity | 0.127 |
| Inclination | 5.63° |
| Closest distance between its orbit and Earth's (MOID) | 1.73 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 1 November 1978
- (2252) CERGA
- (3056) INAG
- (4051) Hatanaka
- (5545) Makarov
- (8788) Labeyrie
- (8986) Kineyayasuyo
- (10675) Kharlamov