(59) Elpis

Asteroid (59) Elpis
Properties of the orbit ( animation )
Orbit type	Middle main belt
Major semi-axis	2.714 AU
eccentricity	0.117
Perihelion - aphelion	2.396 AU - 3.032 AU
Inclination of the orbit plane	8.6 °
Length of the ascending node	170.2 °
Argument of the periapsis	211.6 °
Time of passage of the perihelion	May 30, 2008
Sidereal period	4 a 172 d
Mean orbital velocity	18.0 km / s
Physical Properties
Medium diameter	164 km
Albedo	0.0438
Rotation period	13 h 41 min
Absolute brightness	7.93 mag
Spectral class	CP
history
Explorer	Jean Chacornac
Date of discovery	September 12, 1860
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.

(59) Elpis , an asteroid in the main belt , was discovered on September 12, 1860 by the French astronomer Jean Chacornac.

The asteroid was named after Elpis , the Greek goddess of hope.

See also