640128 1999 AS12

Main-belt minor planet

Designation: (640128) 1999 AS12
Class: Main-belt
Semi-major axis: 2.3466738 AU
Eccentricity: 0.1962846
Inclination: 2.94715°
Absolute magnitude (H): 18.05
Perihelion: 1.886 AU
Aphelion: 2.807 AU