(3456) Etiennemarey
Asteroid (3456) Etiennemarey |
|
---|---|
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).