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Feng, J. (author), Noomen, R. (author), Visser, P.N.A.M. (author), Yuan, J. (author)The existence and characteristics of periodic orbits (POs) in the vicinity of a contact binary asteroid are investigated with an averaged spherical harmonics model. A contact binary asteroid consists of two components connected to each other, resulting in a highly bifurcated shape. Here, it is represented by a combination of an ellipsoid and a...journal article 2015