Chromospheric activity and rotation of FGK stars in the solar vicinity - An estimation of the radial velocity jitterR. Martínez-Arnáiz, J. Maldonado, D. Montes, C. Eiroa and B. MontesinosA&A, 520 (2010) A79DOI: https://doi.org/10.1051/0004-6361/200913725