Home›Asteroids›15904 Halstead15904 HalsteadMain-belt minor planetOpen encyclopedia entry →Designation(15904) HalsteadClassMain-beltSemi-major axis2.1628676 AUEccentricity0.0255683Inclination3.04911°Absolute magnitude (H)14.31Perihelion2.108 AUAphelion2.218 AU