Ceres

A899 OF - 1943 XB

Discovered 01/01/1801 · Giuseppe Piazzi

Largest object in the asteroid belt

Mean Radius

476.2 km

Gravity

0.28 m/s²

Temperature

168 K (-105°C)

Orbital Period

1681.6 d

Distance

2.767 AU

Physical Properties

Mean Radius476.2 km

Mass9.3930 × 10^20 kg

Surface Gravity0.28 m/s²

Density2.161 g/cm³

Escape Velocity0.51 km/s

Mean Temperature168 K (-105°C)

Axial Tilt3.00°

Rotation Period9.07 h

AtmosphereNone

Ring SystemNone

Orbital Elements (J2000)

Semi-major Axis2.767447 AU

Eccentricity0.075820

Inclination10.5930°

Orbital Period1681.63 days

Asc. Node (Ω)80.32910°

Arg. Perihelion (ω)73.59769°

Mean Anomaly (M₀)77.37209°

Perihelion382620000.000 AU

Aphelion445410000.000 AU

Data Sources

Physical & orbital data: Solar System OpenData API (api.le-systeme-solaire.net) · Orbital elements: NASA JPL Horizons System (J2000 epoch)