(9592) Clairaut

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Asteroid
(9592) Clairaut
Properties of the orbit ( animation )
Epoch:  December 9, 2014 ( JD 2,457,000.5)
Orbit type Main belt asteroid
Asteroid family Koronis family
Major semi-axis 2.8326  AU
eccentricity 0.0793
Perihelion - aphelion 2.6080 AU - 3.0572 AU
Inclination of the orbit plane 1.1276 °
Length of the ascending node 230.8409 °
Argument of the periapsis 173.4188 °
Sidereal period 4.77 a
Mean orbital velocity 17.69 km / s
Physical Properties
Absolute brightness 13.2 mag
history
Explorer Eric Walter Elst
Date of discovery April 8, 1991
Another name 1991 GK 4 , 1993 TV
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.

(9592) Clairaut is an asteroid of the main belt , which on 8 April 1991 by the Belgian astronomer Eric Walter Elst at the La Silla Observatory ( IAU code 809) of the European Southern Observatory in Chile was discovered.

The asteroid is a member of the Koronis family, a group of asteroids named after (158) Koronis.

(9592) Clairaut was named on May 1, 2003 after the French mathematician , physicist and geodesist Alexis-Claude Clairaut (1713-1765), who predicted the return of Halley's comet for the year 1759 and based on the deviations between calculation and reality on the Existence of a still unknown celestial body concluded.

See also

Web links

Individual evidence

  1. The family membership of (9592) Clairaut in the AstDyS-2 database (English)