The Faber-Jackson relation for early-type galaxies: Dependence on the magnitude range

A. Nigoche-Netro, J. A. L. Aguerri, P. Lagos +3

We take a sample of early-type galaxies from the Sloan Digital Sky Survey (SDSS-DR7, $\sim$ 90 000 galaxies) spanning a range of approximately 7 $mag$ in both $g$ and $r$ filters a…