Mass6.421e+23 kg
Equatorial radius3,397.2 km
Mean density3.94 gm/cm^3
Rotational period24.6229 hours
Orbital period686.98 days
Mean orbital velocity24.13 km/sec
Tilt of axis25.19 deg
Equatorial surface gravity3.72 m/sec^2
Equatorial escape velocity5.02 km/sec
Mean surface temperature-63°C