Home›Asteroids›21778 Andrewarren21778 AndrewarrenMain-belt minor planetOpen encyclopedia entry →Designation(21778) AndrewarrenClassMain-beltSemi-major axis2.4139253 AUEccentricity0.1266088Inclination1.45625°Absolute magnitude (H)15Perihelion2.108 AUAphelion2.720 AU