(9648) Gotouhideo Main-belt Asteroid
Discovered on 30 October 1995 by F. Uto at Kashihara.
Gotou Hideo (b. 1951) is a Japanese amateur astronomer who was born in Oogaki, Gifu prefecture. He has coordinated an observatory at Ooto-mura and also designed a 0.25-m reflector there after he graduated from Doshisha University.Naming citation (20050919/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Gotouhideo is today
Seen from above the solar system on 2026-10-14: Gotouhideo is 2.30 au from the Sun and 1.65 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 9648 |
| Provisional designation | 1995 UB9 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.72 km (#13,413 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.352 |
| Rotation period | 6.89 hours |
| Absolute magnitude (H) | 14.23 |
| Orbital period | 3.42 years |
| Semi-major axis | 2.27 au |
| Perihelion – aphelion | 1.88 – 2.66 au |
| Eccentricity | 0.173 |
| Inclination | 4.73° |
| Closest distance between its orbit and Earth's (MOID) | 0.870 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.