(17934) Deleon Main-belt Asteroid
Discovered on 12 April 1999 by LINEAR at Socorro.
Christopher Lee DeLeon (b. 1984) was awarded fourth place in the 2003 Intel International Science and Engineering Fair for his computer science project. He attends the Saint Joseph Central High School, Saint Joseph, Missouri, U.S.A.Naming citation (20040614/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Deleon is today
Seen from above the solar system on 2026-10-14: Deleon is 2.52 au from the Sun and 1.58 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 17934 |
| Provisional designation | 1999 GK39 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.50 km (#16,260 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.282 |
| Absolute magnitude (H) | 14.96 |
| Orbital period | 3.64 years |
| Semi-major axis | 2.37 au |
| Perihelion – aphelion | 2.21 – 2.53 au |
| Eccentricity | 0.0681 |
| Inclination | 6.70° |
| Closest distance between its orbit and Earth's (MOID) | 1.20 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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Also discovered on 12 April 1999
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