Home›Asteroids›18878 1999 XD11818878 1999 XD118Main-belt minor planetDesignation(18878) 1999 XD118ClassMain-beltSemi-major axis2.1928923 AUEccentricity0.1381636Inclination5.02143°Absolute magnitude (H)14.21Perihelion1.890 AUAphelion2.496 AU