Thebe

Mass: 7.77e+17 kg
Radius: 55x45 km
Mean density: 1.5 gm/cm^3
Escape velocity: 0.0434 km/sec
Visual geometric albedo: 0.05

Thebe is the fourth known satellite of Jupiter. It rotates synchronously around Jupiter.

Orbital parameters

Mean orbital distance: 221,895 km
Rotational period: 0.674536 days
Orbital period: 0.674536 days
Mean orbital velocity: 23.93 km/sec
Orbital eccentricity: 0.0183
Orbital inclination: 1.0659 degrees