(90463) Johnrichard Main-belt Asteroid
Discovered on 14 February 2004 by D. S. Dixon at Las Cruces.
John B. Dixon (b. 1923) of Hadley, Michigan, and Richard R. Dixon (b. 1927) of Ortonville, Michigan, expended considerable time and effort in transporting observatory domes from Michigan to New Mexico and then in the construction of the structures for Jornada Observatory in New Mexico.Naming citation (20070730/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Johnrichard is today
Seen from above the solar system on 2026-10-14: Johnrichard is 3.01 au from the Sun and 3.98 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 90463 |
| Provisional designation | 2004 CS39 |
| Orbit class | Main-belt Asteroid |
| Diameter | 3.90 km (#13,006 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.0610 |
| Absolute magnitude (H) | 15.36 |
| Orbital period | 5.51 years |
| Semi-major axis | 3.12 au |
| Perihelion – aphelion | 3.00 – 3.24 au |
| Eccentricity | 0.0382 |
| Inclination | 8.97° |
| Closest distance between its orbit and Earth's (MOID) | 2.01 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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