(5912) Oyatoshiyuki Main-belt Asteroid
Discovered on 20 December 1989 by Niijima, T., Urata, T. at Ojima.
Japanese amateur astronomer Toshiyuki Oya (b. 1956) is a key member of the Tatebayashi Astronomical Club and volunteers on the staff of the Mukai Chiaki Children's Science Musium. He also works on the construction and improvement of observational equipment for the amateur.Naming citation (20070402/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Oyatoshiyuki is today
Seen from above the solar system on 2026-10-14: Oyatoshiyuki is 2.17 au from the Sun and 1.19 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 5912 |
| Provisional designation | 1989 YR |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.43 |
| Orbital period | 3.73 years |
| Semi-major axis | 2.41 au |
| Perihelion – aphelion | 2.00 – 2.81 au |
| Eccentricity | 0.168 |
| Inclination | 3.37° |
| Closest distance between its orbit and Earth's (MOID) | 1.02 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Toshiyuki
All asteroids named after someone called Toshiyuki