Home›Asteroids›18016 Grondahl18016 GrondahlMain-belt minor planetOpen encyclopedia entry →Designation(18016) GrondahlClassMain-beltSemi-major axis2.387 AUEccentricity0.0709804Inclination6.74996°Absolute magnitude (H)14.22Perihelion2.218 AUAphelion2.556 AU