(11138) Hotakadake Main-belt Asteroid
Discovered on 14 December 1996 by T. Kobayashi at Oizumi.
Hotakadake is the generic name of several mountain peaks, some of them more than 3000 meters high, in central Japan. It is the most popular area for Japanese mountain climbers.Naming citation (20050125/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Hotakadake is today
Seen from above the solar system on 2026-10-14: Hotakadake is 3.01 au from the Sun and 3.85 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 11138 |
| Provisional designation | 1996 XC31 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.52 km (#11,577 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.238 |
| Absolute magnitude (H) | 14.23 |
| Orbital period | 4.14 years |
| Semi-major axis | 2.58 au |
| Perihelion – aphelion | 2.15 – 3.01 au |
| Eccentricity | 0.167 |
| Inclination | 7.92° |
| Closest distance between its orbit and Earth's (MOID) | 1.15 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.