Source: https://ssd.jpl.nasa.gov/api/horizons.api?format=text&MAKE_EPHEM=NO&COMMAND=606

Selected source excerpts (not the complete document).

Orbital period     = 15.945421 d

Mean Radius (km)       = 2575.5   +-  2.0  Density (g/cm^3) =  1.880 +- 0.004

Semi-major axis, a (km)= 1221.87 (10^3)  Orbital period     = 15.945421 d

Inclination, i  (deg)  = 0.28
