Melpomene
Explore asteroids, comets and near-Earth objects with JPL orbital data.
asteroid
Discovered: 1852-06-29
Observations: 6,749
Orbital Parameters
Semi-Major Axis
2.296 AU
Eccentricity
0.2178
Perihelion
1.796 AU
Aphelion
2.796069 AU
Inclination
10.13°
Orbital Period
3.4771 yr
Epoch
2461200.5
Mean Anomaly
283.95°
Physical Parameters
Diameter
139.594 km
Albedo
0.181
Density
— g/cm³
Rotation Period
11.57 h
Absolute Magnitude
6.35
Orbit Quality
RMS
0.44059
Condition
0
Orbit ID
—