Balloon-borne DOAS measurements of SCIAMACHY level 1 and 2 products

(1) Institut fur Umweltphysik, University of Heidelberg, Heidelberg, Germany(2) Laboratoire de Physique Moleculaire et Applications (LPMA), Universite Pierre et Marie Curie, Paris, France(3) Institut fur Umweltphysik, University of Bremen, Bremen, Germany (4) Institut fur Meteorologie, FreieUniversitat Berlin, Berlin, Germany(5) Harvard-Smithsonian Center for Astrophysics, Cambridge, USA