2009 HC21
Explore asteroids, comets and near-Earth objects with JPL orbital data.
Apollo
Observations: 72
Orbital Parameters
Semi-Major Axis
1.168 AU
Eccentricity
0.1569
Perihelion
0.985 AU
Aphelion
1.351259 AU
Inclination
19.35°
Orbital Period
— yr
Epoch
2461200.5
Mean Anomaly
89.14°
Physical Parameters
Diameter
— km
Albedo
—
Density
— g/cm³
Rotation Period
— h
Absolute Magnitude
22.1
Orbit Quality
RMS
0.52842
Condition
0
Orbit ID
—