Home›Asteroids›738731 2017 AS21738731 2017 AS21Main-belt minor planetDesignation(738731) 2017 AS21ClassMain-beltSemi-major axis2.7691948 AUEccentricity0.143432Inclination12.76136°Absolute magnitude (H)17.57Perihelion2.372 AUAphelion3.166 AU