Short-term variability of a sample of 29 trans-Neptunian objects and Centaurs A. Thirouin, J. L. Ortiz, R. Duffard, P. Santos-Sanz, F. J. Aceituno and N. Morales A&A, 522 (2010) A93 Published online: 05 November 2010 DOI: 10.1051/0004-6361/200912340