NELIOTA: First temperature measurement of lunar impact flashes A. Z. Bonanos, C. Avdellidou, A. Liakos, E. M. Xilouris, A. Dapergolas, D. Koschny, I. Bellas-Velidis, P. Boumis, V. Charmandaris et al. (2 more) A&A, 612 (2018) A76 Published online: 27 April 2018 DOI: 10.1051/0004-6361/201732109