Home›Asteroids›278321 2007 HY45278321 2007 HY45Main-belt minor planetDesignation(278321) 2007 HY45ClassMain-beltSemi-major axis2.4500845 AUEccentricity0.0765915Inclination6.74544°Absolute magnitude (H)16.96Perihelion2.262 AUAphelion2.638 AU