(20047) Davidsuzuki Main-belt Asteroid
Discovered on 17 March 1993 by UESAC at La Silla.
David Takayoshi Suzuki (b. 1936) is a Canadian geneticist and science communicator. Suzuki studied at Amherst College, earned his Ph.D. in zoology from the University of Chicago and was a professor at the University of British Columbia. He hosted the radio program Quirks & Quarks and the television series The Nature of Things, and has won the Kalinga Prize.Naming citation (WGSBN Bull. 4, #9, 7), IAU / Minor Planet Center, via NASA/JPL
Where Davidsuzuki is today
Seen from above the solar system on 2026-10-14: Davidsuzuki is 2.16 au from the Sun and 2.09 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 20047 |
| Provisional designation | 1993 FD18 |
| Orbit class | Main-belt Asteroid |
| Diameter | 4.68 km (#11,279 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.424 |
| Absolute magnitude (H) | 14.15 |
| Orbital period | 4.55 years |
| Semi-major axis | 2.75 au |
| Perihelion – aphelion | 1.99 – 3.50 au |
| Eccentricity | 0.274 |
| Inclination | 10.7° |
| 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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All asteroids named after someone called David
Also discovered on 17 March 1993
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