Home›Asteroids›10333 Portnoff10333 PortnoffMain-belt minor planetOpen encyclopedia entry →Designation(10333) PortnoffClassMain-beltSemi-major axis2.8928212 AUEccentricity0.1531452Inclination4.3951°Absolute magnitude (H)13.37Perihelion2.450 AUAphelion3.336 AU