(3456) Etiennemarey
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Asteroid (3456) Etiennemarey |
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| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.1641 AU |
| eccentricity | 0.0152 |
| Perihelion - aphelion | 2.1313 AU - 2.1968 AU |
| Inclination of the orbit plane | 1.7792 ° |
| Length of the ascending node | 78.3548 ° |
| Argument of the periapsis | 165.5922 ° |
| Sidereal period | 3.18 a |
| Mean orbital velocity | 20.24 km / s |
| Physical Properties | |
| Medium diameter | 4.292 km |
| Albedo | 0.348 |
| Absolute brightness | 13.7 mag |
| history | |
| Explorer | Henri Debehogne |
| Date of discovery | 5th September 1985 |
| Another name | 1985 RS 2 , 1931 TP 4 , 1978 JL 1 , 1979 UM 4 , 1979 VR, 1981 EZ 1 , 1981 FB 1 , 1982 RY 1 |
| 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. | |
(3456) Etiennemarey is an asteroid of the main belt , which on 5 September 1985 by the Belgian astronomer Henri DEBEHOGNE at La Silla Observatory ( IAU code 809) of the European Southern Observatory in Chile was discovered.
The asteroid was named on May 23, 2000 after the French physiologist , inventor and photography pioneer Étienne-Jules Marey (1830–1904), who developed an improved sphygmograph around 1860 .
See also
Web links
- Asteroid Etiennemarey: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (3456) Etiennemarey in the Small-Body Database of the Jet Propulsion Laboratory .
- (3456) Etiennemarey in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).