(239126) Tommygreathouse Main-belt Asteroid
Discovered on 27 April 2006 by M. W. Buie at Cerro Tololo.
Thomas K. Greathouse (b. 1975) is an American planetary scientist and a member of the Alice UV spectrograph instrument team on the NASA New Horizons mission.Naming citation (WGSBN Bull. 5, #4, 33), IAU / Minor Planet Center, via NASA/JPL
Where Tommygreathouse is today
Seen from above the solar system on 2026-10-14: Tommygreathouse is 2.76 au from the Sun and 1.79 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 239126 |
| Provisional designation | 2006 HY146 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.3 |
| Orbital period | 4.59 years |
| Semi-major axis | 2.76 au |
| Perihelion – aphelion | 2.70 – 2.83 au |
| Eccentricity | 0.0229 |
| Inclination | 6.51° |
| Closest distance between its orbit and Earth's (MOID) | 1.69 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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