2MASS J03105986 +1648155 AB – a new binary at the L/T transition M. B. Stumpf, W. Brandner, H. Bouy, Th. Henning and S. Hippler A&A, 516 (2010) A37 Published online: 23 June 2010 DOI: 10.1051/0004-6361/200913711