ECVs Glossary

AAPP

ATOVS and AVHRR Pre-processing Package

ACE

Atmospheric Chemistry Experiment

ADC

Analog to Digital Converter

AMF

Air Mass Factor

AMS

American Meteorological Society

AOT

Aerosol Optical Thickness

ATBD

Algorithm Theoretical Basis Document(s)

ATOVS

Advanced TOVS

AVHRR

Advanced Very High Resolution Radiometer

BBDR

Broad Band Directional Reflectance

BEAM

ESA Earth Observation Toolbox and Development Platform developed and made available by Brockmann Consult

BHR

Bi-hemispherical Reflectance

BIPM

Bureau International des Poids et Mesures (International Bureau of Weights and Measures)

BOA

Bottom of the Atmosphere

BRDF

Bidirectional Reflectance Distribution Function

BRF

Bidirectional Reflectance Factor

CDR

Climate Data Record(s)

CEOS

Committee on Earth Observation Satellites

CLAVR

Clouds from AVHRR

CLIPC

Climate Information Portal for Copernicus (EU FP7 project, December 2013 – November 2016)

CNES

Centre National d’Etudes Spatiales (France)

CORE-CLIMAX

Coordinating Earth Observation Data Validation for Re-Analysis for Climate Services (EU FP7 project, January 2013 – June 2015)

DAK

Doubling-Adding KNMI radiative transfer model

DEM

Digital Elevation Model

DHR

Direct Hemispherical Reflectance

DLR

Deutsches Zentrum für Luft- und Raumfahrt (Germany)

DOAS

Differential Optical Absorption Spectroscopy

DOMINO

Derivation of OMI Tropospheric NO2 (NUSP project, October 2004 – December 2005)

EADS

European Aeronautic Defence and Space

EC

European Commission

ECMWF

European Centre for Medium-Range Weather Forecasts

ECV

Essential Climate Variable(s)

EGU

European Geosciences Union

ENVISAT

ESA Environmental Satellite

EOS

Earth Observing System

EPS

EUMETSAT Polar System

Eq.

Equation

ESA

European Space Agency

ESRIN

European Space Research Institute

EU

European Union

EUMETSAT

European organisation for the exploitation of meteorological satellites

FAPAR

Fraction of Absorbed Photosynthetically Active Radiation

FORLI

Fast Optimal Retrievals on Layers for IASI

FP7

EU’s Seventh Framework Programme

FTS

Fourier Transform Spectrometer

GCOS

Global Climate Observing System

GMTED2010

Global Multi-resolution Terrain Elevation Data 2010

GOME

Global Ozone Monitoring Experiment

GTOPO30

USGS 30-second global DEM

GUM

Guide to the expression of uncertainty in measurements [10]

IASI

Interféromètre Atmosphérique de Sondage Infrarouge

ID

Identification

IEEE

Institute of Electrical and Electronics Engineers

IMAGES

Three-dimensional global tropospheric chemistry transport model

IR

Infra-Red

ISRF

Instrument Spectral Response Function

JCGM

Joint Committee for Guides in Metrology

JRC

Joint Research Centre of the EC

KNMI

Royal Meteorological Institute of the Netherlands

LAI

Leaf Area Index

LIDORT

Linearised Discrete Ordinate Radiative Transfer Code

LMD

Laboratoire de Météorologie Dynamique (Laboratory of Meteorological Dynamics)

LMDZ

LMD Zoom atmospheric general circulation model

LMDZ-INCA

LMDZ model including Interaction with Chemistry and Aerosol

LTDR

Long Term Data Record(s)

LUT

Look Up Table(s)

MERIS

Medium Resolution Imaging Spectrometer

METOP

Meteorological Operational satellite (ESA and EUMETSAT)

MHS

Microwave Humidity Sounder

MODIS

Moderate Resolution Imaging Spectroradiometer

MOZAIC

Measurement of Ozone and Water Vapour by Airbus In-service Aircraft

NASA

National Aeronautics and Space Administration (USA)

NCDC

National Climatic Data Center (NOAA)

NDVI

Normalised Difference Vegetation Index

NGA

National Geospatial Intelligence Agency (USA)

NIR

Near Infra-Red

NOAA

National Oceanic and Atmospheric Administration (USA)

NRT

Near-Real Time

NUSP

National User Support Programme (the Netherlands)

NWP

Numerical Weather Prediction

NWP-SAF

Numerical Weather Prediction Satellite Application Facility

OMI

Ozone Monitoring Instrument

OPS-LRS

Operation Software – Local Reception Station of IASI

O3M-SAF

Satellite Application Facility on Ozone and Atmospheric Chemistry Monitoring (EUMETSAT)

PDF

Portable Document Format

PRNU

Photo Response Non-Uniformity

QA

Quality Assurance

QA4ECV

Quality Assurance for Essential Climate Variables (EU FP7 project, February 2014 – January 2018)

QA4EO

Quality Assurance Framework for Earth Observation

QI

Quality Indicator

RPV

Rahman-Pinty-Verstraete radiation transfer model

RT

Radiative Transfer

SAF

Satellite Application Facility

SCD

Slant Column Density

SCIAMACHY

Scanning Imaging Absorption Spectrometer for Atmospheric Chartography

SDP

Science Data Production

TEMIS

Tropospheric Emission Monitoring Internet Service

TIP

Two-Stream Inversion Package

TIROS

Television Infrared Observation Satellite

TM

KNMI’s atmospheric chemistry transport model

TM5

KNMI’s global chemistry transport model Version 5

TOA

Top of the Atmosphere

TOC

Top of Canopy

TOVS

TIROS Operational Vertical Sounder

UKEOF

UK Environmental Observation Framework

ULB

Université Libre de Bruxelles (Belgium)

UNFCCC

United Nations Framework Convention on Climate Change

URL

Uniform Resource Locator(s)

USGS

United States Geological Survey

UTC

Coordinated Universal Time

UV

Ultra-Violet

VGT

Vegetation

VGT-P

Physical Vegetation Product(s)

VIM

Vocabulaire international de Métrologie (International Vocabulary of Metrology)

VIS

Visible

VITO

Vision on Technology (consultancy company, Belgium)

VLIDORT

Linearised pseudo-spherical vector discrete ordinate radiative transfer code for forward model and retrieval studies in multilayer multiple scattering media

WDC

World Data Centre

WorldDEM

Global digital elevation model developed by DLR and EADS Astrium

WP

Work Package