Home›Asteroids›137448 1999 TS257137448 1999 TS257Main-belt minor planetDesignation(137448) 1999 TS257ClassMain-beltSemi-major axis2.344798 AUEccentricity0.285006Inclination6.09821°Absolute magnitude (H)16.85Perihelion1.677 AUAphelion3.013 AU