出典:Wikipedia
出典:『Wikipedia』 (2011/01/06 15:50 UTC 版)
2906 Caltech is a main belt asteroid with a diameter of 57.98 kilometers and with a perihelion of 2.8018555 AU. It has an eccentricity of 0.1122644 and an orbital period of 2057.8994586 days (5.63 years).