(9446) Cicero

Asteroid (9446) Cicero
Properties of the orbit ( animation ) Epoch:  December 9, 2014 ( JD 2,457,000.5)
Orbit type	Main belt asteroid
Asteroid family	Themis family
Major semi-axis	3.1607  AU
eccentricity	0.1351
Perihelion - aphelion	2.7337 AU - 3.5878 AU
Inclination of the orbit plane	1.4993 °
Length of the ascending node	163.4102 °
Argument of the periapsis	92.8426 °
Sidereal period	5.62 a
Mean orbital velocity	16.73 km / s
Physical Properties
Absolute brightness	13.1 mag
history
Explorer	Eric Walter Elst
Date of discovery	May 3, 1997
Another name	1997 JT 11 , 1985 DB 1 , 1996 CF 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.

(9446) Cicero is an asteroid of the main belt , which on May 3, 1997 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 belongs to the Themis family, an asteroid family named after (24) Themis.

The asteroid was named on May 4, 1999 after the Roman politician, lawyer, writer and philosopher Marcus Tullius Cicero (106 BC – 43 BC), Rome's most famous orator and consul in 63 BC. BC, who is considered the most important exponent of philosophical eclecticism in antiquity.

See also

• List of asteroids

Individual evidence

1. ↑ The family membership of (9446) Cicero in the AstDyS-2 database (English)
2. ↑ Minor Planet Circ. 34629

Web links

• Asteroid Cicero: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
• Asteroid Cicero in the Small-Body Database of NASA's Jet Propulsion Laboratory at the California Institute of Technology, Pasadena, USA
• (9446) Cicero in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).