Solar wind charge exchange X-ray emission from Mars - Model and data comparison D. Koutroumpa, R. Modolo, G. Chanteur, J.-Y. Chaufray, V. Kharchenko and R. Lallement A&A, 545 (2012) A153 Published online: 25 September 2012 DOI: 10.1051/0004-6361/201219720