Home›Asteroids›172821 2004 RB138172821 2004 RB138Inner minor planetDesignation(172821) 2004 RB138ClassInnerSemi-major axis1.8921241 AUEccentricity0.039806Inclination23.40097°Absolute magnitude (H)17.16Perihelion1.817 AUAphelion1.967 AU