(20324) Johnmahoney Main-belt Asteroid
Discovered on 20 April 1998 by LINEAR at Socorro.
John Mahoney mentored a finalist in the 2004 Intel Science Talent Search, a science competition for high school seniors. He teaches at the Benjamin Banneker High School, Washington, District of Columbia.Naming citation (20040415/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Johnmahoney is today
Seen from above the solar system on 2026-10-14: Johnmahoney is 2.55 au from the Sun and 3.43 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 20324 |
| Provisional designation | 1998 HF22 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.27 km (#16,657 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.237 |
| Absolute magnitude (H) | 15.68 |
| Orbital period | 4.01 years |
| Semi-major axis | 2.52 au |
| Perihelion – aphelion | 2.42 – 2.63 au |
| Eccentricity | 0.0404 |
| Inclination | 0.650° |
| Closest distance between its orbit and Earth's (MOID) | 1.44 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called John
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All asteroids named after someone called John
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