Home›Asteroids›357323 2003 HR20357323 2003 HR20Main-belt minor planetDesignation(357323) 2003 HR20ClassMain-beltSemi-major axis2.2496833 AUEccentricity0.1715083Inclination4.91899°Absolute magnitude (H)17.65Perihelion1.864 AUAphelion2.636 AU