Home›Asteroids›755156 2017 AY21755156 2017 AY21Main-belt minor planetDesignation(755156) 2017 AY21ClassMain-beltSemi-major axis2.7834568 AUEccentricity0.2384177Inclination7.43714°Absolute magnitude (H)17.05Perihelion2.120 AUAphelion3.447 AU