Home›Asteroids›21155 1993 NW121155 1993 NW1Main-belt minor planetDesignation(21155) 1993 NW1ClassMain-beltSemi-major axis2.8968556 AUEccentricity0.0379607Inclination1.53282°Absolute magnitude (H)14.35Perihelion2.787 AUAphelion3.007 AU