15 Eunomia

Tags: Planet.

15 Eunomia is a very large asteroid in the inner asteroid belt. It is the largest of the stony (S-type) asteroids and somewhere between the 8th-to-12th-largest main-belt asteroid overall (uncertainty in diameters causes uncertainty in its ranking).

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apoapsis (km)

4.69438e+11

average speed (km/s)

65376.0

mass (kg)

3120.0

orbital period (μ)

1.35621e+08

periapsis (km)

3.21486e+11

temperature (K)

166.0, 260.0

absolute magnitude

5.28

albedo

0.209

apparent magnitude

7.9

discovery date

1851-07-29

discoverer

Annibale de Gasparis

epoch

June 14 2006 (JD 2453900.5)

escape velocity (kmh)

576.0

former name

none

rotation period (s)

21902.4