(129146) Stevenglenn Outer Main-belt Asteroid
Discovered on 4 February 2005 by CSS at Catalina.
Steven J. Glenn (b. 1961) is the Lockheed Martin operations lead for the OSIRIS-REx Asteroid Sample Return Mission. He has worked on many missions, including Magellan, Transfer Orbit Stage, Mars Global Surveyor, Mars Climate Orbiter, Genesis, MRO, Defense Systems, MER, MSL, GRAIL and MAVEN.Naming citation (MPC batch dated 2016-08-18), IAU / Minor Planet Center, via NASA/JPL
Where Stevenglenn is today
Seen from above the solar system on 2026-10-14: Stevenglenn is 3.11 au from the Sun and 2.78 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 129146 |
| Provisional designation | 2005 CF38 |
| Orbit class | Outer Main-belt Asteroid |
| Diameter | 10.3 km (#4,920 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0270 |
| Absolute magnitude (H) | 14.71 |
| Orbital period | 5.77 years |
| Semi-major axis | 3.22 au |
| Perihelion – aphelion | 2.71 – 3.72 au |
| Eccentricity | 0.158 |
| Inclination | 19.8° |
| Closest distance between its orbit and Earth's (MOID) | 1.81 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called Steven
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- (10044) Squyres
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- (13415) Stevenbland
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All asteroids named after someone called Steven