(25516) Davidknight Main-belt Asteroid
Discovered on 7 December 1999 by LINEAR at Socorro.
David Knight mentored a finalist in the 2009 Intel Science Talent Search (STS), a science competition for high school seniors. He teaches at the University High School, Irvine, California.Naming citation (20090311/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Davidknight is today
Seen from above the solar system on 2026-10-14: Davidknight is 2.13 au from the Sun and 2.47 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 25516 |
| Provisional designation | 1999 XS100 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.17 |
| Orbital period | 3.51 years |
| Semi-major axis | 2.31 au |
| Perihelion – aphelion | 1.89 – 2.74 au |
| Eccentricity | 0.184 |
| Inclination | 3.56° |
| Closest distance between its orbit and Earth's (MOID) | 0.884 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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