Home›Asteroids›17630 1996 HM2117630 1996 HM21Main-belt minor planetDesignation(17630) 1996 HM21ClassMain-beltSemi-major axis2.1960503 AUEccentricity0.0796542Inclination4.8968°Absolute magnitude (H)15.71Perihelion2.021 AUAphelion2.371 AU