PLANETARY DATA: JUPITER

Orbital semi-major axis 5.20 A.U.
778.4 million km
Orbital eccentricity 0.048
Perihelion 4.95 A.U.
740.7 million km
Aphelion 5.46 A.U.
816.1 million km
Mean orbital speed 13.1 km/s
Sidereal orbital period 11.86 tropical years
Synodic orbital period 398.88 solar days
Orbital inclination to the ecliptic 1.31°
Greatest angular diameter, as seen from Earth 50"
Mass 1.901027 kg
317.8 (Earth = 1)
Equatorial radius 71,492 km
11.21 (Earth = 1)
Mean density 1330 kg/m3
0.241 (Earth = 1)
Surface gravity 24.8 m/s2
2.53 (Earth = 1)
Escape speed 59.5 km/s
Sidereal rotation period 0.41 solar days
Axial tilt 3.08°
Surface magnetic field 13.89 (Earth = 1)
Magnetic axis tilt relative to rotation axis 9.6°
Surface temperature 124 K (at cloudtops)
Number of moons 16