Home›Asteroids›20664 Senec20664 SenecOuter belt minor planetOpen encyclopedia entry →Designation(20664) SenecClassOuter beltSemi-major axis3.4745945 AUEccentricity0.0670718Inclination10.29697°Absolute magnitude (H)12.85Perihelion3.242 AUAphelion3.708 AU