(164701) Horanyi Main-belt Asteroid
Discovered on 7 January 1998 by M. W. Buie at Anderson Mesa.
Mihaly Horanyi (b. 1955) is Professor of Physics at the University of Colorado, who served as a science team Co-Investigator and as the Principal Investigator of the Student Dust Counter instrument for the New Horizons Mission to Pluto.Naming citation (MPC batch dated 2018-09-25), IAU / Minor Planet Center, via NASA/JPL
Where Horanyi is today
Seen from above the solar system on 2026-10-14: Horanyi is 2.03 au from the Sun and 2.51 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 164701 |
| Provisional designation | 1998 AX9 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.47 |
| Orbital period | 3.58 years |
| Semi-major axis | 2.34 au |
| Perihelion – aphelion | 1.98 – 2.70 au |
| Eccentricity | 0.155 |
| Inclination | 1.41° |
| Closest distance between its orbit and Earth's (MOID) | 0.986 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Mihaly
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