(246841) Williamirace Main-belt Asteroid
Discovered on 24 February 2010 by WISE at WISE.
William Irace (b. 1941) is an engineer who worked on the Viking Mars orbiters, the InfraRed Astronomical Satellite, the W. M. Keck Ten MeterTelescopes and the Spitzer Space Telescope. He was the project manager for the Wide-field Infrared Survey Explorer.Naming citation (MPC batch dated 2013-11-17), IAU / Minor Planet Center, via NASA/JPL
Where Williamirace is today
Seen from above the solar system on 2026-10-14: Williamirace is 3.17 au from the Sun and 3.03 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 246841 |
| Provisional designation | 2010 DR58 |
| Orbit class | Main-belt Asteroid |
| Diameter | 2.21 km (#16,751 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0520 |
| Absolute magnitude (H) | 17.25 |
| Orbital period | 4.62 years |
| Semi-major axis | 2.77 au |
| Perihelion – aphelion | 2.32 – 3.22 au |
| Eccentricity | 0.163 |
| Inclination | 2.89° |
| Closest distance between its orbit and Earth's (MOID) | 1.34 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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