(6543) Senna
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Asteroid (6543) Senna |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Inner main belt |
| Major semi-axis | 2.2757 AU |
| eccentricity | 0.2143 |
| Perihelion - aphelion | 1.7880 AU - 2.7633 AU |
| Inclination of the orbit plane | 4.1710 ° |
| Length of the ascending node | 283.4246 ° |
| Argument of the periapsis | 85.8241 ° |
| Sidereal period | 3.43 a |
| Mean orbital velocity | 19.74 km / s |
| Physical Properties | |
| Medium diameter | 3.390 ± 0.078 km |
| Albedo | 0.337 ± 0.037 |
| Rotation period | 3.30 h |
| Absolute brightness | 14.4 mag |
| history | |
| Explorer |
C. Shoemaker E. Shoemaker |
| Date of discovery | October 11, 1985 |
| Another name | 1985 TP 3 , 1978 SB 2 |
| 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. | |
(6543) Senna is a main inner belt asteroid discovered on October 11, 1985 by the American astronomers Carolyn Shoemaker and Eugene Shoemaker at the Palomar Observatory ( IAU code 675) in California .
The asteroid was named after the Brazilian racing driver Ayrton Senna (1960-1994), who was Formula 1 world champion three times between 1988 and 1991 and had a fatal accident at the 1994 San Marino Grand Prix on the Imola circuit .
See also
Web links
- Asteroid Senna: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- Asteroid Senna in the Small-Body Database of NASA's Jet Propulsion Laboratory at the California Institute of Technology, Pasadena, USA
- (6543) Senna in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).