(9134) Encke
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Asteroid (9134) Encke |
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|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.9077 AU |
| eccentricity | 0.0331 |
| Perihelion - aphelion | 2.8116 AU - 3.0039 AU |
| Inclination of the orbit plane | 2.7477 ° |
| Length of the ascending node | 135.7560 ° |
| Argument of the periapsis | 182.2946 ° |
| Sidereal period | 4.96 a |
| Mean orbital velocity | 17.46 km / s |
| Physical Properties | |
| Absolute brightness | 14.3 mag |
| history | |
| Explorer |
C. J. v. Houten , I. v. Houten-Groeneveld T. Gehrels |
| Date of discovery | September 24, 1960 |
| Another name | 4822 PL , 1992 AX 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. | |
(9134) Encke is an asteroid of the main belt , which on 24 September 1960 by the Dutch astronomer Cornelis Johannes van Houten , Ingrid van Houten-Groeneveld and Tom Gehrels at Palomar Observatory ( observatory code 675) in California was discovered.
The asteroid was named on April 2, 1999 after the German astronomer Johann Franz Encke (1791–1865), who in 1837 discovered the Encke division of the Saturn ring named after him .
See also
Web links
- Asteroid Encke: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- Asteroid Encke in the Small-Body Database of NASA's Jet Propulsion Laboratory at the California Institute of Technology, Pasadena, USA
- (9134) Encke in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).