(13806) Darmstrong Main-belt Asteroid
Discovered on 8 December 1998 by Spacewatch at Kitt Peak.
High-school geography teacher Henry Armstrong (b. 1962) is a Canadian amateur astronomer with keen observing skills.Naming citation (20030614/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Darmstrong is today
Seen from above the solar system on 2026-10-14: Darmstrong is 2.79 au from the Sun and 3.61 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 13806 |
| Provisional designation | 1998 XM6 |
| Orbit class | Main-belt Asteroid |
| Rotation period | 20.0 hours |
| Absolute magnitude (H) | 14.31 |
| Orbital period | 5.02 years |
| Semi-major axis | 2.93 au |
| Perihelion – aphelion | 2.68 – 3.18 au |
| Eccentricity | 0.0859 |
| Inclination | 3.07° |
| Closest distance between its orbit and Earth's (MOID) | 1.66 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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