Dr. Holger Schmithüsen Dr. Peter von der Gathen Alfred Wegener Institute for Polar and Marine Research Bremerhaven, Germany
P. van der Gathen and M. Rex (AWI) – Vaisala ECC-6a sondes launched weekly since 1992, with increased frequency during Austral spring.
U. Friess, and U. Platt (U. Heidelberg) - Dual-channel DOAS spectrograph installed in January 1999 for measuring ozone, NO2, OClO, and BrO.