On the mass determination of super-Earths orbiting active stars: the CoRoT-7 system S. Ferraz-Mello, M. Tadeu dos Santos, C. Beaugé, T. A. Michtchenko and A. Rodríguez A&A, 531 (2011) A161 Published online: 07 July 2011 DOI: 10.1051/0004-6361/201016059