Simulation of a flux emergence event and comparison with observations by Hinode L. Yelles Chaouche, M. C. M. Cheung, S. K. Solanki, M. Schüssler and A. Lagg A&A, 507 3 (2009) L53-L56 Published online: 04 November 2009 DOI: 10.1051/0004-6361/200913181