(306019) Duren Outer Main-belt Asteroid
Discovered on 18 February 2010 by WISE at WISE.
Riley Duren (b. 1968) is an American systems engineer who studies climate change. He served as the Chief Engineer for NASA's Kepler mission and the lead of the Shuttle Radar Topography Mission's metrology system.Naming citation (MPC batch dated 2014-09-09), IAU / Minor Planet Center, via NASA/JPL
Where Duren is today
Seen from above the solar system on 2026-10-14: Duren is 3.76 au from the Sun and 4.68 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 306019 |
| Provisional designation | 2010 DD27 |
| Orbit class | Outer Main-belt Asteroid |
| Diameter | 2.84 km (#15,575 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0510 |
| Absolute magnitude (H) | 16.67 |
| Orbital period | 5.76 years |
| Semi-major axis | 3.21 au |
| Perihelion – aphelion | 1.80 – 4.62 au |
| Eccentricity | 0.438 |
| Inclination | 5.38° |
| Closest distance between its orbit and Earth's (MOID) | 0.799 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Riley
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