ACC: Air Combat Command
AFRCC: Air Force Rescue Coordination Center
CNES: Centre National d'Etudes Spatiales (France)
COSPAS: Russian words "Cosmicheskaya Sistyema Poiska Avariynich Sudov", meaning Space System for the Search of Vessels in Distress
D&E: Demonstration and Evaluation
DASS: Distress Alerting Satellite System
DLUT: Developmental Local User Terminal
DMWG: DASS Management Working Group
EC: European Commission
ELT: Emergency Locator Transmitter (aeronautical distress beacons)
EPIRB: Emergency Position Indicating Radio Beacon (maritime distress beacon)
FAA: Federal Aviation Administration ....the U.S. agency charged with overseeing aviation safety.
FDOA: Frequency Difference of Arrival
GEO: Geostationary
GOES: Geostationary Orbiting Environmental Satellite
GEOLUT: A Ground receiving station in the Cospas-Sarsat GEOSAR System that detects, processes, and recovers the coded transmissions of 406 MHz emergency distress beacons, and relays the appropriate information to an MCC
GEOSAR: Geostationary SAR Satellite System; Geostationary Earth Orbit Search and Rescue (satellite system at 406 MHz)
GPS: Global Positioning System
GSFC: Goddard Space Flight Center
ICAO: International Civil Aviation Organization
ICSPA: International Cospas-Sarsat Programme Agreement
IMO: International Maritime Organization
LEO: Low Earth Orbit
LEOLUT: Low Earth Orbit Local User Terminal
LEOSAR: Low Earth Orbit SAR Satellite System
LUT: Local User Terminal
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MCC: Mission Control Center
MEO: Medium Altitude Earth Orbit
MEOLUT: Medium Earth Orbit Local User Terminal
MEOSAR: Medium Altitude Earth-Orbiting Satellite System for Search and Rescue
MOU: Memorandum of Understanding
NASA: National Aeronautics and Space Administration
NOAA: National Oceanic and Atmospheric Administration
NSARC: National Search and Rescue Council
PLB: Personal Locator Beacon
POC: Proof-of-Concept
POES: Polar Orbiting Environmental Satellite...satellite system that carries SARSAT. Also known as METSAT or TIROS.
RF: Radio Frequency
SAF/IA: Deputy Under Secretary of the Air Force, International Affairs
SAR: Search and Rescue
SARP: Search and Rescue Processor...the instrument carried onboard SARSAT satellites that receives, processes and stores 406 MHz beacon signals.
SARR: Search and Rescue Repeater...the instrument carried onboard SARSAT satellites that receives and retransmits 121.5, 243, and 406 MHz signals and transmits 406 MHz processed data from the SARP.
SARSAT: Search and Rescue Satellite-Aided Tracking
SEDL: System Evaluation and Development Laboratory...LUT at NASA-GSFC used for SARSAT research and development and on-orbit testing of SARSAT satellites.
TDOA: Time Difference of Arrival
UHF: Ultra-High Frequency
USAF: U.S. Air Force
USCG: U.S. Coast Guard
USMCC: United States Mission Control Center...located in Suitland, Maryland (just outside Washington, D.C.)
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