(12861) Wacker Main-belt Asteroid
Discovered on 22 May 1998 by LINEAR at Socorro.
David Hubbell Wacker (b. 1987) is a finalist in the 2002 Intel International Science and Engineering Fair for his computer science project. He attends the William J. Palmer High School, Colorado Springs, Colorado, U.S.A.Naming citation (20020724/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Wacker is today
Seen from above the solar system on 2026-10-14: Wacker is 2.86 au from the Sun and 3.86 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 12861 |
| Provisional designation | 1998 KW33 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 14.9 |
| Orbital period | 4.13 years |
| Semi-major axis | 2.57 au |
| Perihelion – aphelion | 2.27 – 2.88 au |
| Eccentricity | 0.120 |
| Inclination | 0.931° |
| Closest distance between its orbit and Earth's (MOID) | 1.26 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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