(85185) Lederman Mars-crossing Asteroid
Discovered on 6 June 1991 by E. W. Elst at La Silla.
Leon Max Lederman (b. 1922) is an American particle physicist and 1988 Physics Nobel Laureate. In 1962 he discovered the muon neutrino and in 1977 the bottom quark. Since 1989 he has been director emeritus of the Fermi National Accelerator Laboratory, and is the author of The God particle.Naming citation (20130127/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Lederman is today
Seen from above the solar system on 2026-10-14: Lederman is 1.62 au from the Sun and 2.30 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 85185 |
| Provisional designation | 1991 LM3 |
| Orbit class | Mars-crossing Asteroid |
| Absolute magnitude (H) | 16.5 |
| Orbital period | 3.21 years |
| Semi-major axis | 2.18 au |
| Perihelion – aphelion | 1.55 – 2.80 au |
| Eccentricity | 0.286 |
| Inclination | 5.04° |
| Closest distance between its orbit and Earth's (MOID) | 0.546 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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