221997 1998 AD1

Main-belt minor planet

Designation: (221997) 1998 AD1
Class: Main-belt
Semi-major axis: 2.5721847 AU
Eccentricity: 0.1999563
Inclination: 14.56944°
Absolute magnitude (H): 15.63
Perihelion: 2.058 AU
Aphelion: 3.087 AU