(9631) Hubertreeves

Asteroid (9631) Hubertreeves
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	2.8263  AU
eccentricity	0.0692
Perihelion - aphelion	2.6307 AU - 3.0218 AU
Inclination of the orbit plane	2.0526 °
Length of the ascending node	174.7357 °
Argument of the periapsis	222.4049 °
Sidereal period	4.75 a
Mean orbital velocity	17.71 km / s
Physical Properties
Absolute brightness	13.4 mag
history
Explorer	Eric Walter Elst
Date of discovery	17th September 1993
Another name	1993 SL 6 , 1979 WJ 6 , 1988 RW 7 , 1995 AT
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.

(9631) Hubertreeves is an asteroid of the main belt , which on 17 September 1993 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.

(9631) Hubertreeves was named on September 28, 1999 after the Canadian atomic and astrophysicist and popular science author Hubert Reeves (* 1932), who contributed to the popularization of astronomy and cosmology with numerous books and films .

See also

• List of asteroids

Web links

• Asteroid Hubertreeves: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
• Asteroid Hubertreeves in the Small-Body Database of NASA's Jet Propulsion Laboratory at the California Institute of Technology, Pasadena, USA
• (9631) Hubertreeves in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).

Individual evidence

1. ↑ The family affiliation of (9631) Hubertreeves in the AstDyS-2 database (English)