Home›Asteroids›173744 2001 RP21173744 2001 RP21Main-belt minor planetDesignation(173744) 2001 RP21ClassMain-beltSemi-major axis2.6930353 AUEccentricity0.2015016Inclination8.00506°Absolute magnitude (H)16.36Perihelion2.150 AUAphelion3.236 AU