a.s.l. above sea level

AES Atmospheric Environment Service, Canada

ANF Albedo Normalisation Factor

AO annual oscillation

ASP Aerological Station, Payerne, Switzerland

ATMOS Atmospheric Trace Molecule Spectroscopy

BM Brewer-Mast ozonesondes

CF correction factor

CM coordinate mapping

CMDL Climate Monitoring and Diagnostics Laboratory, NOAA, USA

CNRS Centre National de la Recherche Scientifique, France

DIAL Differential Absorption Laser Technique

DU Dobson units

DWD Deutscher Wetterdienst

ECC Electrochemical Concentration Cell ozonesondes

ERB Earth Radiation Budget Satellite

FOV field of view

GAW Global Atmosphere Watch

GLONET Global Ozone Network

GSFC Goddard Space Flight Center

HALOE HALogen Occultation Experiment

IFOV instantaneous field of view

IMD Indian Meteorology Department

IOC International Ozone Commission

IRR inter-range ratio

JMA Japanese Meteorological Agency

JOSIE Jülich Ozone Sonde Intercomparison Experiment

JPL Jet Propulsion Laboratory

KFA Research Centre, Jülich, Germany

Lidar LIght Detection And Ranging

MLO3 Mauna Loa Ozone

MLS Microwave Limb Sounder

MOHP Meteorological Observatory Hohenpeissenberg, Germany

MRI Meteorological Research Institute, Japan

MSU Microwave Sounding Unit

NASA National Aeronautics and Space Administration, USA

NCEP National Center for Environmental Prediction (formerly NMC) USA

NDSC Network for Detection of Stratospheric Change

NIES National Institute for Environmental Studies, Japan

NIST National Institute of Standards and Technology (formerly NBS) USA

NIWA National Institute of Water and Atmosphere, New Zealand

NOAA National Oceanic and Atmospheric Administration, United States

NWS National Weather Service, USA

OHP Observatoire de Haute Provence

OPAL Ozone Profiler Assessment at Lauder

QBO Quasi-Biennial Oscillation

RIVM Dutch Institute of Public Health and the Environment

rmsres root mean square residual

rss root sum of the squares

SA Service D'Aéronomie, CNRS

SAGE Stratospheric Aerosol and Gas Experiment

SAO semi-annual oscillation

SBUV Solar Backscatter Ultraviolet Instrument

sem standard error of the mean

SPARC Stratospheric Processes and their Role in Climate

SSBUV Space Shuttle SBUV

STOIC Stratospheric Ozone Intercomparison Campaign

TM trajectory mapping

TMF Table Mountain Facilities

TOMS Total Ozone Monitoring Spectrometer

UARS Upper Atmosphere Research Satellite

WOUDC World Ozone and Ultraviolet Radiation Data Centre