(24045) Unruh Main-belt Asteroid
Discovered on 30 September 1999 by LINEAR at Socorro.
Amy Unruh mentored a finalist in the 2007 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition. She teaches at the St. Nicholas Catholic School, Gig Harbor, Washington.Naming citation (20071026/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Unruh is today
Seen from above the solar system on 2026-10-14: Unruh is 2.63 au from the Sun and 3.28 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 24045 |
| Provisional designation | 1999 ST18 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.36 |
| Orbital period | 4.29 years |
| Semi-major axis | 2.64 au |
| Perihelion – aphelion | 2.24 – 3.04 au |
| Eccentricity | 0.151 |
| Inclination | 6.22° |
| Closest distance between its orbit and Earth's (MOID) | 1.25 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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