Home›Asteroids›21254 Jonan21254 JonanMain-belt minor planetOpen encyclopedia entry →Designation(21254) JonanClassMain-beltSemi-major axis2.6717036 AUEccentricity0.0592835Inclination21.47594°Absolute magnitude (H)13.4Perihelion2.513 AUAphelion2.830 AU