(423097) Richardjarrell Main-belt Asteroid
Discovered on 16 December 2003 by D. D. Balam at Mauna Kea.
Richard Adrian Jarrell (1946-2013) was a Canadian historian of science and technology, who was instrumental in shaping the teaching of those subjects at York University, and furthering their pursuit in Canada. He is best known for having authored The Cold Light of Dawn (1988).Naming citation (MPC batch dated 2015-06-02), IAU / Minor Planet Center, via NASA/JPL
Where Richardjarrell is today
Seen from above the solar system on 2026-10-14: Richardjarrell is 2.51 au from the Sun and 2.97 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 423097 |
| Provisional designation | 2003 YL177 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 18.31 |
| Orbital period | 3.53 years |
| Semi-major axis | 2.32 au |
| Perihelion – aphelion | 1.99 – 2.64 au |
| Eccentricity | 0.139 |
| Inclination | 3.64° |
| Closest distance between its orbit and Earth's (MOID) | 1.01 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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