Atmospheric conditions at Cerro Armazones derived from astronomical data Maša Lakićević, Stefan Kimeswenger, Stefan Noll, Wolfgang Kausch, Stefanie Unterguggenberger and Florian Kerber A&A, 588 (2016) A32 Published online: 14 March 2016 DOI: 10.1051/0004-6361/201527973