Home›Asteroids›42857 1999 RS8442857 1999 RS84Main-belt minor planetDesignation(42857) 1999 RS84ClassMain-beltSemi-major axis2.297447 AUEccentricity0.1845469Inclination5.25533°Absolute magnitude (H)15.88Perihelion1.873 AUAphelion2.721 AU