The tropical tropopause in reanalysis data sets

Susann Tegtmeier1, Kirstin Kr├╝ger2, Ioana Ivanciu1, Sean M Davis3, Robin Pilch Kedzierski1, James S Wang4 and James Anstey5, (1)GEOMAR Helmholtz Centre for Ocean Research Kiel, Kiel, Germany, (2)University of Oslo, Oslo, Norway, (3)Chemical Sciences Division, NOAA Earth System Research Laboratory, Boulder, CO, United States, (4)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (5)Canadian Centre for Climate Modelling and Analysis, Victoria, BC, Canada