The assembly history of the nearest S0 galaxy NGC 3115 from its kinematics out to six half-light radii

Arianna Dolfi, Duncan A. Forbes, Warrick J. Couch +6

Using new and archival data, we study the kinematic properties of the nearest field S0 galaxy, NGC 3115, out to $\sim 6.5$ half-light radii ($R_{\mathrm{e}}$) from its stars (integrat…