(10319) Toshiharu Main-belt Asteroid
Discovered on 11 October 1990 by Takahashi, A., Watanabe, K. at Kitami.
Toshiharu Hatanaka (b. 1962), a research associate in the department of information and knowledge engineering at Tottori University, is president of the Tottori Society of Astronomy.Naming citation (20020526/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Toshiharu is today
Seen from above the solar system on 2026-10-14: Toshiharu is 2.53 au from the Sun and 3.33 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 10319 |
| Provisional designation | 1990 TB1 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.79 km (#13,233 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.338 |
| Absolute magnitude (H) | 14.39 |
| Orbital period | 3.45 years |
| Semi-major axis | 2.28 au |
| Perihelion – aphelion | 1.96 – 2.61 au |
| Eccentricity | 0.143 |
| Inclination | 7.80° |
| Closest distance between its orbit and Earth's (MOID) | 0.955 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 11 October 1990
- (6315) Barabash
- (15264) Delbruck
- (15728) Karlmay
- (23473) Voss
- (69288) Berlioz
- (79129) Robkoldewey
- (85179) Meistereckhart
- (160512) Franck-Hertz
- (178294) Wertheimer