A candidate tidal disruption event in the Galaxy cluster Abell 3571 N. Cappelluti, M. Ajello, P. Rebusco, S. Komossa, A. Bongiorno, C. Clemens, M. Salvato, P. Esquej, T. Aldcroft, J. Greiner and H. Quintana A&A, 495 2 (2009) L9-L12 Published online: 09 February 2009 DOI: 10.1051/0004-6361/200811479