(19293) Dedekind Main-belt Asteroid
Discovered on 18 July 1996 by P. G. Comba at Prescott.
Richard Dedekind (1831-1916), a German mathematician and also an accomplished pianist and cellist, is best remembered for his rigorous definition of the real numbers in terms of the rational numbers, which hinges on the concept of the “Dedekind cut”.Naming citation (20010309/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Dedekind is today
Seen from above the solar system on 2026-10-14: Dedekind is 2.44 au from the Sun and 3.13 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 19293 |
| Provisional designation | 1996 OF |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 16.1 |
| Orbital period | 3.42 years |
| Semi-major axis | 2.27 au |
| Perihelion – aphelion | 2.02 – 2.52 au |
| Eccentricity | 0.111 |
| Inclination | 6.92° |
| Closest distance between its orbit and Earth's (MOID) | 1.04 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
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