(29450) Tomohiroohno Main-belt Asteroid
Discovered on 28 August 1997 by T. Okuni at Nanyo.
Tomohiro Ohno (b. 1983) is the sub-director of Hoshinomura Observatory in Fukushima prefecture in Japan. With his father, the director of the Hoshinomura Observatory, he observes the universe and contributes to the popularization of astronomy by frequent NHK television and radio appearances.Naming citation (20110615/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Tomohiroohno is today
Seen from above the solar system on 2026-10-14: Tomohiroohno is 2.36 au from the Sun and 1.73 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 29450 |
| Provisional designation | 1997 QZ2 |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.26 km (#10,130 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.212 |
| Rotation period | 8.98 hours |
| Absolute magnitude (H) | 13.76 |
| Orbital period | 3.54 years |
| Semi-major axis | 2.32 au |
| Perihelion – aphelion | 2.17 – 2.48 au |
| Eccentricity | 0.0664 |
| Inclination | 4.02° |
| Closest distance between its orbit and Earth's (MOID) | 1.17 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Tomohiro
All asteroids named after someone called Tomohiro