(19801) Karenlemmon Main-belt Asteroid
Discovered on 1 September 2000 by LINEAR at Socorro.
Karen Lemmon mentored a finalist in the 2003 Discovery Channel Youth Science Challenge, a middle school science competition. She teaches at the St. Olafs Catholic School, Bountiful, Utah.Naming citation (20031010/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Karenlemmon is today
Seen from above the solar system on 2026-10-14: Karenlemmon is 3.07 au from the Sun and 3.55 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 19801 |
| Provisional designation | 2000 RZ64 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.12 km (#12,447 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.150 |
| Absolute magnitude (H) | 14.63 |
| Orbital period | 4.87 years |
| Semi-major axis | 2.87 au |
| Perihelion – aphelion | 2.66 – 3.08 au |
| Eccentricity | 0.0736 |
| Inclination | 1.42° |
| Closest distance between its orbit and Earth's (MOID) | 1.65 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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