(28398) Ericthomas Main-belt Asteroid
Discovered on 7 September 1999 by LINEAR at Socorro.
Eric Michael Thomas (b. 1992) was awarded best of category and first place in the 2011 Intel International Science and Engineering Fair for his electrical and mechanical engineering team project. He attends the Merlo Station High School, Beaverton, Oregon, U.S.A.Naming citation (20121029/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Ericthomas is today
Seen from above the solar system on 2026-10-14: Ericthomas is 2.64 au from the Sun and 3.59 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 28398 |
| Provisional designation | 1999 RE55 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.38 |
| Orbital period | 4.10 years |
| Semi-major axis | 2.56 au |
| Perihelion – aphelion | 2.29 – 2.83 au |
| Eccentricity | 0.106 |
| Inclination | 3.17° |
| Closest distance between its orbit and Earth's (MOID) | 1.27 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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