(243529) Petereisenhardt Outer Main-belt Asteroid
Discovered on 20 February 2010 by WISE at WISE.
Astronomer Peter Eisenhardt (b. 1957) is the Project Scientist for the Wide-field Infrared Survey Explorer mission and was a member of the Spitzer Space Telescope Infrared Array Camera science team. He specializes in infrared observations of galaxies and galaxy evolution.Naming citation (MPC batch dated 2013-10-18), IAU / Minor Planet Center, via NASA/JPL
Where Petereisenhardt is today
Seen from above the solar system on 2026-10-14: Petereisenhardt is 3.34 au from the Sun and 4.23 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 243529 |
| Provisional designation | 2010 DO50 |
| Orbit class | Outer Main-belt Asteroid |
| Diameter | 5.41 km (#9,865 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0730 |
| Absolute magnitude (H) | 15.1 |
| Orbital period | 5.77 years |
| Semi-major axis | 3.22 au |
| Perihelion – aphelion | 3.04 – 3.39 au |
| Eccentricity | 0.0545 |
| Inclination | 22.7° |
| Closest distance between its orbit and Earth's (MOID) | 2.03 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.