Home›Asteroids›70387 1999 RW22170387 1999 RW221Main-belt minor planetDesignation(70387) 1999 RW221ClassMain-beltSemi-major axis2.3066786 AUEccentricity0.151661Inclination2.12987°Absolute magnitude (H)16.35Perihelion1.957 AUAphelion2.657 AU