(7649) Bougainville
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Asteroid (7649) Bougainville |
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| Properties of the orbit ( animation ) | |
| Orbit type | Middle main belt |
| Major semi-axis | 2.5685 AU |
| eccentricity | 0.0965 |
| Perihelion - aphelion | 2.3206 AU - 2.8164 AU |
| Inclination of the orbit plane | 5.8787 ° |
| Length of the ascending node | 139.3892 ° |
| Argument of the periapsis | 280.2354 ° |
| Sidereal period | 4.12 a |
| Mean orbital velocity | 18.59 km / s |
| Physical Properties | |
| Medium diameter | 4.675 ± 0.268 km |
| Albedo | 0.322 ± 0.072 |
| Absolute brightness | 13.7 mag |
| history | |
| Explorer | EW Elst |
| Date of discovery | September 22, 1990 |
| Another name | 1990 SV 5 , 1995 WU 34 |
| 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. | |
(7649) Bougainville is an asteroid of the main central belt that was discovered on September 22, 1990 by the Belgian astronomer Eric Walter Elst at the La Silla Observatory ( IAU code 046) of the European Southern Observatory in Chile .
It was named on March 9, 2001 after the French officer, navigator and writer Louis Antoine de Bougainville (1729–1811), who was the first French to circumnavigate the world from 1766–1769 .
See also
Web links
- Asteroid Bougainville: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- Asteroid Bougainville in the Small-Body Database of NASA's Jet Propulsion Laboratory at the California Institute of Technology, Pasadena, USA
- (7649) Bougainville in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).