(2220) Hicks
Asteroid (2220) Hicks |
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Properties of the orbit ( animation ) | |
Orbit type | Outer main belt |
Asteroid family | Themis family |
Major semi-axis | 3.166 AU |
eccentricity | 0.155 |
Perihelion - aphelion | 2.675 AU - 3.658 AU |
Inclination of the orbit plane | 2.587 ° |
Length of the ascending node | 94.790 ° |
Argument of the periapsis | 279.828 ° |
Time of passage of the perihelion | April 24, 2020 |
Sidereal period | 5.63 a |
Physical Properties | |
Medium diameter | 16.301 ± 0.350 km |
Albedo | 0.096 ± 0.015 |
Absolute brightness | 12.4 mag |
history | |
Explorer | Eleanor Helin |
Date of discovery | 4th November 1975 |
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. |
(2220) Hicks is a main outer belt asteroid discovered on November 4, 1975 by the American astronomer Eleanor Helin at the Palomar Observatory northeast of San Diego ( IAU code 675). The asteroid belongs to the Themis family, a group of asteroids named after (24) Themis .
designation
(2220) Hicks was named after William B. Hicks , an alumni of the California Institute of Technology and a distinguished engineer and entrepreneur . The name was suggested by the discoverer Eleanor Helin and the American geologist , impact researcher and astronomer Eugene Shoemaker .
Web links
- (2220) Hicks in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).
- (2220) Hicks in the Small-Body Database of the Jet Propulsion Laboratory .
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. 180 (English, 992 pp., Link.springer.com [ONLINE; accessed on October 28, 2017] Original title: Dictionary of Minor Planet Names . First edition: Springer Verlag, Berlin, Heidelberg 1992): “Named in honor of William B. Hicks ”