(17991) Joshuaegan Main-belt Asteroid
Discovered on 12 May 1999 by LINEAR at Socorro.
Joshua Harris Egan (b. 1986) was awarded first place in the 2003 Intel International Science and Engineering Fair for his botany team project. He attends the Manhasset High School, Manhasset, New York, U.S.A.Naming citation (20040614/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Joshuaegan is today
Seen from above the solar system on 2026-10-14: Joshuaegan is 2.15 au from the Sun and 3.06 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 17991 |
| Provisional designation | 1999 JN65 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.18 |
| Orbital period | 3.48 years |
| Semi-major axis | 2.29 au |
| Perihelion – aphelion | 2.10 – 2.49 au |
| Eccentricity | 0.0867 |
| Inclination | 2.55° |
| Closest distance between its orbit and Earth's (MOID) | 1.11 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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All asteroids named after someone called Joshua
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