(129332) Markhunten Main-belt Asteroid
Discovered on 23 October 2005 by CSS at Catalina.
Mark Hunten (b. 1954) worked as a senior electrical engineer on the OSIRIS-REx Asteroid Sample Return Mission OCAMS camera. He also worked on the Gemini 8-m telescopes and the MONSOON CCD and IR array controller.Naming citation (MPC batch dated 2016-08-18), IAU / Minor Planet Center, via NASA/JPL
Where Markhunten is today
Seen from above the solar system on 2026-10-14: Markhunten is 2.50 au from the Sun and 2.01 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 129332 |
| Provisional designation | 2005 UJ50 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.51 |
| Orbital period | 4.35 years |
| Semi-major axis | 2.66 au |
| Perihelion – aphelion | 2.49 – 2.84 au |
| Eccentricity | 0.0662 |
| Inclination | 12.1° |
| Closest distance between its orbit and Earth's (MOID) | 1.51 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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All asteroids named after someone called Mark
Also discovered on 23 October 2005
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