(170487) Mallder Main-belt Asteroid
Discovered on 22 October 2003 by M. W. Buie at Kitt Peak.
Valerie A. Mallder (b. 1963) is a systems engineer at the Johns Hopkins University Applied Physics Laboratory, who served as a Deputy Mission Systems Engineer for the New Horizons Mission to Pluto.Naming citation (MPC batch dated 2018-09-25), IAU / Minor Planet Center, via NASA/JPL
Where Mallder is today
Seen from above the solar system on 2026-10-14: Mallder is 2.74 au from the Sun and 1.78 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 170487 |
| Provisional designation | 2003 UE285 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.97 |
| Orbital period | 3.82 years |
| Semi-major axis | 2.44 au |
| Perihelion – aphelion | 2.15 – 2.74 au |
| Eccentricity | 0.121 |
| Inclination | 3.20° |
| Closest distance between its orbit and Earth's (MOID) | 1.14 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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