Home›Asteroids›3878 Jyoumon3878 JyoumonMain-belt minor planetOpen encyclopedia entry →Designation(3878) JyoumonClassMain-beltSemi-major axis3.11075 AUEccentricity0.1743392Inclination2.24957°Absolute magnitude (H)13.24Perihelion2.568 AUAphelion3.653 AU