Home›Asteroids›99977 1981 ET1299977 1981 ET12Main-belt minor planetDesignation(99977) 1981 ET12ClassMain-beltSemi-major axis2.323652 AUEccentricity0.145458Inclination6.32923°Absolute magnitude (H)16.86Perihelion1.986 AUAphelion2.662 AU