Home›Asteroids›21479 Marymartha21479 MarymarthaMain-belt minor planetOpen encyclopedia entry →Designation(21479) MarymarthaClassMain-beltSemi-major axis2.1751611 AUEccentricity0.2000413Inclination4.83517°Absolute magnitude (H)14.39Perihelion1.740 AUAphelion2.610 AU