(15856) Yanokoji Main-belt Asteroid
Discovered on 10 March 1996 by Endate, K., Watanabe, K. at Kitami.
Koji Yano (b. 1964) is a well-known amateur astronomer in Ehime Prefecture. A skilled photographer of nebula and star clusters, he is highly regarded for the superior technique. He is a member of the Oriental Astronomical Association.Naming citation (MPC batch dated 2015-06-02), IAU / Minor Planet Center, via NASA/JPL
Where Yanokoji is today
Seen from above the solar system on 2026-10-14: Yanokoji is 2.51 au from the Sun and 1.74 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 15856 |
| Provisional designation | 1996 EL |
| Orbit class | Main-belt Asteroid |
| Diameter | 6.07 km (#8,820 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.213 |
| Absolute magnitude (H) | 13.49 |
| Orbital period | 3.65 years |
| Semi-major axis | 2.37 au |
| Perihelion – aphelion | 1.89 – 2.86 au |
| Eccentricity | 0.205 |
| Inclination | 7.86° |
| Closest distance between its orbit and Earth's (MOID) | 0.897 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Koji
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