Titan from Voyager 2 (in HR)

Titan Data and Statistics
Discovered by = Christiaan Huygens
Date of discovery = 1655
Mass (kg) = 1.35e+23
Mass (Earth = 1) = 2.2590e-02
Equatorial radius = 2.575 Km
Equatorial radius (Earth = 1) = 4.0373e-01
Mean density (gm/cm^3) = 1,88
Mean distance from Saturn = 1.221.850 Km
Rotational period (days) = 15,94542
Orbital period (days) = 15,94542
Mean orbital velocity (km/sec) = 5,58
Orbital inclination = 0,33°
Escape velocity (km/sec) = 2,65
Visual geometric albedo = 0,21
Magnitude (Vo) = 8,28
Mean surface temperature = -178°C
Atmospheric pressure (bars) = 1,5