(111818) Deforest Main-belt Asteroid
Discovered on 17 February 2002 by Dellinger, J., Dillon, W. G. at Needville.
Craig DeForest (b. 1968) is an inventor of data-analysis methods for studying the sun, including stereoscopic spectroscopy among his credits. He is known for his ability to make complex theories and observations comprehensible and exciting to a broad audience.Naming citation (20070601/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Deforest is today
Seen from above the solar system on 2026-10-14: Deforest is 2.39 au from the Sun and 1.53 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 111818 |
| Provisional designation | 2002 DT |
| Orbit class | Main-belt Asteroid |
| Diameter | 5.63 km (#9,527 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0630 |
| Absolute magnitude (H) | 15.16 |
| Orbital period | 5.25 years |
| Semi-major axis | 3.02 au |
| Perihelion – aphelion | 2.18 – 3.86 au |
| Eccentricity | 0.277 |
| Inclination | 3.20° |
| Closest distance between its orbit and Earth's (MOID) | 1.18 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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