(216) Kleopatra Main-belt Asteroid

Discovered on 10 April 1880 by J. Palisa at Pola.

Where Kleopatra is today

MercuryVenusEarthEarthMarsMarsKleopatraKleopatra

Seen from above the solar system on 2026-10-14: Kleopatra is 2.77 au from the Sun and 2.91 au from Earth. Computed from JPL's orbital elements.

Facts

Number216
Provisional designationA880 GB
Orbit classMain-belt Asteroid
Diameter122 km (#152 largest of 17,440 named asteroids with a measured size)
Albedo0.116
Rotation period5.38 hours
Spectral typeM
Absolute magnitude (H)7.02
Orbital period4.67 years
Semi-major axis2.80 au
Perihelion – aphelion2.10 – 3.49 au
Eccentricity0.250
Inclination13.1°
Closest distance between its orbit and Earth's (MOID)1.10 au

Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.

More named asteroids discovered by J. Palisa