Home›Asteroids›53138 1999 BW453138 1999 BW4Main-belt minor planetDesignation(53138) 1999 BW4ClassMain-beltSemi-major axis2.5648872 AUEccentricity0.0859779Inclination5.76865°Absolute magnitude (H)15.73Perihelion2.344 AUAphelion2.785 AU