Home›Asteroids›9163 1987 RB19163 1987 RB1Main-belt minor planetDesignation(9163) 1987 RB1ClassMain-beltSemi-major axis3.1626682 AUEccentricity0.2028821Inclination1.35012°Absolute magnitude (H)13.87Perihelion2.521 AUAphelion3.804 AU