Dr. F. Goutail/ Dr. A. Pazmino LATMOS-IPSL Verrières le Buisson FRANCE
Dr. G. Held IPMET/UNESP Bauru, Brazil
A. Pazmino, F. Goutail, and J. P. Pommereau (LATMOS-IPSL) and G. Held (UNESP) – SAOZ system for NO2 and ozone operating since November 1995; upgraded with a new detector in February 2001.