(4342) Freud
Asteroid (4342) Freud |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Major semi-axis | 2.764 AU |
eccentricity | 0.092 |
Perihelion - aphelion | 2.509 AU - 3.02 AU |
Inclination of the orbit plane | 6.08 ° |
Length of the ascending node | 133.48 ° |
Sidereal period | 4.6 a |
Physical Properties | |
Medium diameter | 16.66 km |
Albedo | 0.092 |
Absolute brightness | 12.1 mag |
Spectral class | SMASSII: Xc |
history | |
Explorer | Eric Walter Elst |
Date of discovery | August 21, 1987 |
Another name | 1987 QO 9 |
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. |
(4342) Freud is a main belt asteroid discovered on August 21, 1987 by Eric Walter Elst at the La Silla Observatory .
The asteroid was named after the founder of psychoanalysis, Sigmund Freud (1859–1939).
Individual evidence
- ^ Lutz D. Schmadel: Dictionary of minor planet names . Vol. 1. Springer, Berlin & New York 2003
Web links
- (4342) Freud in the Small-Body Database of the Jet Propulsion Laboratory .