(146442) Dwaynebrown Main-belt Asteroid
Discovered on 20 August 2001 by M. W. Buie at Cerro Tololo.
Dwayne C. Brown (b. 1960) served as the New Horizons NASA Public Affairs Officer for the New Horizons Mission to Pluto.Naming citation (MPC batch dated 2018-05-29), IAU / Minor Planet Center, via NASA/JPL
Where Dwaynebrown is today
Seen from above the solar system on 2026-10-14: Dwaynebrown is 2.44 au from the Sun and 3.17 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 146442 |
| Provisional designation | 2001 QS320 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.73 |
| Orbital period | 3.76 years |
| Semi-major axis | 2.42 au |
| Perihelion – aphelion | 2.10 – 2.73 au |
| Eccentricity | 0.130 |
| Inclination | 2.21° |
| Closest distance between its orbit and Earth's (MOID) | 1.12 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also discovered on 20 August 2001
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