(2160) Sharpener
Asteroid (2160) Sharpener |
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Properties of the orbit ( animation ) | |
Orbit type | Outer main belt |
Asteroid family | Koronis family |
Major semi-axis | 2,898 AU |
eccentricity | 0.101 |
Perihelion - aphelion | 2.605 AU - 3.190 AU |
Inclination of the orbit plane | 2.858 ° |
Length of the ascending node | 134.328 ° |
Argument of the periapsis | 208.767 ° |
Time of passage of the perihelion | December 22, 2015 |
Sidereal period | 4.93 a |
Physical Properties | |
Medium diameter | 13.601 (± 0.224) km |
Albedo | 0.138 (± 0.018) |
Rotation period | 5.9 |
Absolute brightness | 12.1 mag |
history | |
Explorer | Indiana Asteroid Program |
Date of discovery | September 7, 1956 |
Another name | 1956 RL; 1956 SJ; 1966 RN; 1971 UV 1 ; 1976 SX 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. |
(2160) Spitzer ( 1956 RL ; 1956 SJ ; 1966 RN ; 1971 UV 1 ; 1976 SX 2 ) is an asteroid of the outer main belt , which belongs to the Koronis family and was founded on September 7, 1956 as part of the Indiana Asteroid Program at the Goethe- Link Observatory was discovered.
designation
The asteroid was named after Lyman Spitzer, Jr. (1914–1997). He was director of the Princeton University Observatory from 1947 to 1979 .
Web links
- Asteroid Spitzer: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- (2160) Spitzer in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
Individual evidence
- ^ Lutz D. Schmadel : Dictionary of Minor Planet Names . Fifth Revised and Enlarged Edition. Ed .: Lutz D. Schmadel. 5th edition. Springer Verlag , Berlin , Heidelberg 2003, ISBN 978-3-540-29925-7 , pp. 175 (English, 992 pp., Link.springer.com [ONLINE; accessed on September 8, 2016] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “Named in honor of Lyman Spitzer Jr . ”