Home›Asteroids›16539 1991 PY1216539 1991 PY12Main-belt minor planetDesignation(16539) 1991 PY12ClassMain-beltSemi-major axis2.6905486 AUEccentricity0.1769262Inclination12.27436°Absolute magnitude (H)13.68Perihelion2.215 AUAphelion3.167 AU