(53157) Akaishidake Main-belt Asteroid
Discovered on 5 February 1999 by M. Akiyama at Susono.
A mountain in the northern part of Shizuoka in Japan, Akaishidake is 3120 meters high.Naming citation (20040107/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Akaishidake is today
Seen from above the solar system on 2026-10-14: Akaishidake is 3.27 au from the Sun and 2.91 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 53157 |
| Provisional designation | 1999 CP |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.99 km (#7,661 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0910 |
| Absolute magnitude (H) | 14.18 |
| Orbital period | 4.09 years |
| Semi-major axis | 2.56 au |
| Perihelion – aphelion | 1.67 – 3.44 au |
| Eccentricity | 0.346 |
| Inclination | 23.3° |
| Closest distance between its orbit and Earth's (MOID) | 0.835 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.