E Acronyms and Abbreviations
ADEOS
Advanced Earth Observing Satellite
AIRS
Atmospheric Infrared Sounder
ALI
Advanced Land Imager
ALT
Altimeter
AMSR
Advanced Microwave Scanning Radiometer
AMSR-E
Advanced Microwave Scanning Radiometer (EOS version)
AMSU
Advanced Microwave Sounding Unit
AO
Announcement of Opportunity
APL
Applied Physics Laboratory
ASTER
Advanced Spaceborne Thermal Emission and Reflection Radiometer
ATMS
Advanced Technology Microwave Sounder
AVHRR
Advanced Very High Resolution Radiometer
CERES
Clouds and the Earth's Radiation Energy System
CMIS
Conical Microwave Imager/Sounder
CPU
Central Processing Unit
CrIS
Cross-track Infrared Sounder
CZCS
Coastal Zone Color Scanner
DARPA
Defense Advanced Research Projects Agency
DCS
Data Collection System
DFA
Dual-Frequency Radar Altimeter
DMSP
Defense Meteorological Satellite Program
DOD
U.S. Department of Defense
EDR
Environmental Data Record
ENSO
El Niño-Southern Oscillation
EO-1
Earth Orbiter-1
EOS
Earth Observing System
EOSDIS
Earth Observing System Data and Information System
EOSAT
Earth Observation Satellite Company
ERBS
Earth Radiation Budget Sensor/Satellite
ESA
European Space Agency
ESE
Earth Science Enterprise
ETM+
Enhanced Thematic Mapper Plus
EUMETSAT
European Organisation for the Exploitation of Meteorological Satellites
FOO
Flight of Opportunity
FUSE
Far Ultraviolet Spectroscopic Explorer
GEM
Graphite Epoxy Motor
GLAS
Geoscience Laser Altimeter System
GLI
Global Imager
GOES
Geostationary Operational Environmental Satellite
GPS
Global Positioning System
GPSOS
Global Positioning System Occultation Sensor
GSFC
Goddard Space Flight Center
GTO
Geo-Transfer Orbit
HAPS
Hydrazine Auxiliary Propulsion System
HIRDLS
High Resolution Dynamics Limb Sounder
HSB
Humidity Sounder for Brazil
ICBM
Intercontinental Ballistic Missile
ICESat
Ice, Cloud, and Land Elevation Satellite
IDIQ
Indefinite Delivery, Indefinite Quantity
IELV
Intermediate-size Expendable Launch Vehicle
ILAS
Improved Limb Atmospheric Spectrometer
IPO
Integrated Program Office
JGOFS
Joint Global Ocean Flux Study
JMR
Jason Microwave Imager
JPL
Jet Propulsion Laboratory
Landsat
Land Remote Sensing Satellite
LEO
Low Earth Orbit
LIS
Lightning Imaging Sensor
LMLV-3
Lockheed Martin Launch Vehicle-3
Medlite
Medium-Light Expendable Launch Vehicle
MELV
Medium Expendable Launch Vehicle
MEPS
Medium-Energy Particle Spectrometer
METOP
Meteorological Operational Polar Orbiter
MIDEX
Mid-size Explorer
MISR
Multi-Angle Imaging Spectroradiometer
MLS
Microwave Limb Sounder
MLELV
Medium-Light Expendable Launch Vehicle (MedLite)
MODIS
Moderate-Resolution Imaging Spectrometer
MOPITT
Measurements of Pollution in the Troposphere
MTF
Modulation Transfer Function
MTPE
Mission to Planet Earth
NASA
National Aeronautics and Space Administration
NMP
New Millennium Program
NOAA
National Oceanic and Atmospheric Administration
NPOESS
National Polar-orbiting Operational Environmental Satellite System
NSCAT
NASA Scatterometer
NWS
National Weather Service
ODUS
Ozone Dynamics Ultraviolet Spectrometer
OMPS
Ozone Mapping and Profiler Suite
OSC
Orbital Sciences Corporation
PI
Principal Investigator
POES
Polar-orbiting Operational Environmental Satellite
POLDER
Polarization and Directionality of the Earth's Reflectance
PR
Precipitation Radar
QuikSCAT
Quick Scatterometer
R&A
Research and Analysis
RPA-D
Retarding Potential Analyzer-Driftmeter (or drift plasma sensor)
RPU
Repeater Processing Unit
RSDO
Rapid Spacecraft Development Office
SAGE
Stratospheric Aerosol and Gas Experiment
SARSAT
Search and Rescue Satellite Aided Tracking
SBRC
Santa Barbara Research Center
SeaWiFS
Sea-Viewing Wide Field-of-View Sensor
SELV
Small Expendable Launch Vehicle
SES
Space Environmental Suite/Sensor
SMEX
Small Explorer
SOLSTICE/SAVE
Solar-Stellar Irradiance Comparison Experiment/Solar Atmospheric Variability Explorer
SPARCLE
Space Readiness Coherent Lidar Experiment
SPOT
Systeme Pour l'Observation de la Terre
SPU
Signal Processing Unit
SST
Sea Surface Temperature
SSTI
Small Spacecraft Technology Initiative
STEP
Space Test Experiment Program
SWIR
Short-Wave Infrared
TDI
Time-Delay Integration
TES
Tropospheric Emission Spectrometer
TIR
Thermal Infrared
TMI
TRMM Microwave Imager
TOMS
Total Ozone Mapping Spectrometer
TOMS-EP
Total Ozone Mapping Spectrometer Earth Probe
TRMM
Tropical Rainfall Measuring Mission
TSI
Total Solar Irradiance
TSIS/M
Total Solar Irradiance Sensor/Monitor
VIIRS
Visible/Infrared Imaging/Radiometer Suite
VIRS
Visible Infrared Scanner
VNIR
Visible and Near Infrared
