(17882) Thielemann Main-belt Asteroid
Discovered on 10 February 1999 by LINEAR at Socorro.
John Seth Thielemann (b. 1986) was awarded third place in the 2003 Intel International Science and Engineering Fair for his computer science project. He attends the Cumberland Valley High School, Mechanicsburg, Pennsylvania, U.S.A.Naming citation (20040614/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Thielemann is today
Seen from above the solar system on 2026-10-14: Thielemann is 2.26 au from the Sun and 2.99 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 17882 |
| Provisional designation | 1999 CX87 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.67 km (#15,918 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.187 |
| Absolute magnitude (H) | 14.78 |
| Orbital period | 3.44 years |
| Semi-major axis | 2.28 au |
| Perihelion – aphelion | 2.10 – 2.46 au |
| Eccentricity | 0.0775 |
| Inclination | 5.28° |
| Closest distance between its orbit and Earth's (MOID) | 1.10 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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