(8391) Kring Main-belt Asteroid
Discovered on 20 April 1993 by Spacewatch at Kitt Peak.
David A. Kring (b. 1961) of the Lunar and Planetary Laboratory is a prolific geologist and meteoriticist who has studied the mineralogy of meteorites and the structure of terrestrial impact craters, particularly the Chicxulub crater, playing an important role in determining its origin and relationship to the K-T extinction event.Naming citation (20000320/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Kring is today
Seen from above the solar system on 2026-10-14: Kring is 3.33 au from the Sun and 4.30 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 8391 |
| Provisional designation | 1993 HH3 |
| Orbit class | Main-belt Asteroid |
| Diameter | 7.96 km (#6,621 largest of 17,440 named asteroids with a measured size) |
| Albedo | 0.254 |
| Absolute magnitude (H) | 12.8 |
| Orbital period | 5.51 years |
| Semi-major axis | 3.12 au |
| Perihelion – aphelion | 2.77 – 3.47 au |
| Eccentricity | 0.113 |
| Inclination | 3.02° |
| Closest distance between its orbit and Earth's (MOID) | 1.78 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.
Also named after someone called David
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- (4262) DeVorkin
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- (5270) Kakabadze
- (5332) Davidaguilar
- (5826) Bradstreet
- (5845) Davidbrewster
- (5920) Davidbell
- (5965) Meisel
- (6033) Southwood
- (6111) Davemckay
- (6435) Daveross
All asteroids named after someone called David