2 Pallas

Discovered 28/03/1802 · Heinrich Olbers

Third-most-massive asteroid; highly inclined orbit

Mean Radius

545 km

Gravity

0.00 m/s²

Temperature

0 K (-273°C)

Orbital Period

1685.9 d

Distance

2.772 AU

Physical Properties

Mean Radius545 km

Mass2.1100 × 10^20 kg

Surface Gravity0.00 m/s²

Density1.000 g/cm³

Escape Velocity0.00 km/s

Mean Temperature0 K (-273°C)

Axial Tilt0.00°

Rotation Period0.00 h

AtmosphereNone

Ring SystemNone

Orbital Elements (J2000)

Semi-major Axis2.772172 AU

Eccentricity0.231000

Inclination0.0000°

Orbital Period1685.93 days

Asc. Node (Ω)173.08500°

Arg. Perihelion (ω)309.93000°

Mean Anomaly (M₀)78.23200°

Perihelion319358000.000 AU

Aphelion510077000.000 AU

Data Sources

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