Home›Asteroids›658988 2018 GB21658988 2018 GB21Main-belt minor planetDesignation(658988) 2018 GB21ClassMain-beltSemi-major axis2.3110669 AUEccentricity0.0415624Inclination3.60932°Absolute magnitude (H)18.49Perihelion2.215 AUAphelion2.407 AU