(6909) Levison
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Asteroid (6909) Levison |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.7234 AU |
| eccentricity | 0.4671 |
| Perihelion - aphelion | 1.4512 AU - 3.9956 AU |
| Inclination of the orbit plane | 38.0107 ° |
| Length of the ascending node | 308.2767 ° |
| Argument of the periapsis | 75.6253 ° |
| Time of passage of the perihelion | 18th June 2017 |
| Sidereal period | 4.49 a |
| Mean orbital velocity | 18.04 km / s |
| Physical Properties | |
| Absolute brightness | 13.7 mag |
| history | |
| Explorer |
C. Shoemaker E. Shoemaker |
| Date of discovery | January 19, 1991 |
| Another name | 1991 BY 2 , 1994 OA |
| Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. | |
(6909) Levison is the orbit of Mars grazing asteroid of the main belt , which from the January 19, 1991 American US astronomer Carolyn Shoemaker and Eugene Shoemaker at Palomar Observatory ( IAU code 675) in California was discovered.
The asteroid was named after the American planetologist Harold F. Levison (* 1959), who advocated the introduction of the term dwarf planet .
See also
Web links
- (6909) Levison in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (6909) Levison in the Small-Body Database of the Jet Propulsion Laboratory .
- Discovery Circumstances by (6909) Levison according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics in Cambridge , Massachusetts (English)