Uninterrupted optical light curves of main-belt asteroids from the K2 mission R. Szabó, A. Pál, K. Sárneczky, Gy. M. Szabó, L. Molnár, L. L. Kiss, O. Hanyecz, E. Plachy and Cs. Kiss A&A, 596 (2016) A40 Published online: 28 November 2016 DOI: 10.1051/0004-6361/201629059