TNO (278361) 2007 JJ43 observed with X-Shooter F. Gourgeot, M. A. Barucci, A. Alvarez-Candal, F. Merlin, D. Perna and D. Lazzaro A&A, 582 (2015) A13 Published online: 29 September 2015 DOI: 10.1051/0004-6361/201526014