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Alexandra family


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A small family of asteroids at a mean distance of 2.6–2.7 AU from the Sun, with inclinations of 11–12°. The family is unusual in that its members are of varying composition (classes C, G, and T). The family is named after the C-class (54) Alexandra, 166 km in diameter, discovered in 1858 by the German astronomer Hermann Mayer Salomon Goldschmidt (1802–66). Alexandra's orbit has a semimajor axis of 2.713 AU, period 4.47 years, perihelion 2.18 AU, aphelion 3.25 AU, and inclination 11°.8.

Subjects: Astronomy and Astrophysics.


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