Tags: Asteroid.
15553 Carachang is a main belt asteroid with a perihelion of 1.9306624 AU. It has an eccentricity of 0.1474025 and an orbital period of 1246.0113360 days (3.41 years).Cagnoli has an average orbital speed of 19.7868425 km/s and an inclination of 6.85593°. The asteroid is named in honor of Cara A. Chang for achievement as a finalist in the 2001 Discovery Young Scientist Challenge (DYSC) a middle school science competition.