Home›Asteroids›16538 1991 PO1216538 1991 PO12Main-belt minor planetDesignation(16538) 1991 PO12ClassMain-beltSemi-major axis2.2686277 AUEccentricity0.1709829Inclination5.12241°Absolute magnitude (H)14.05Perihelion1.881 AUAphelion2.657 AU