| ACRONYM |
DESCRIPTION |
| E |
EAST (LONGITUDE) |
| E/M |
ELECTROMAGNETIC |
| E/S |
EARTH SENSOR |
| E/W |
EAST/WEST |
| EA |
EARTH ACQUISITION |
| EAB |
EXPERIMENTAL APPLICATIONS BRANCH (NESDIS, CAMP SPRINGS, MD) |
| EAC |
ESTIMATE-AT-COMPLETION |
| EAF |
ENGINEERING ANALYSIS FACILITY |
| EAGE |
ELECTRICAL AEROSPACE GROUND EQUIPMENT |
| EAP |
EOS ADVISORY PANEL |
| EARSEL |
EUROPEAN ASSOCIATION OF REMOTE SENSING LABORATORIES |
| EAS |
ELECTRONIC ANIMATION SYSTEM |
| EAS |
ELECTRICAL ACCOMMODATION SUBSYSTEM |
| EASE |
EXPERIMENTAL ASSEMBLY OF STRUCTURES IN EVA (NASA/WITH ACCESS) |
| EBB |
EQUIVALENT BLACK BODY |
| EBBT |
EQUIVALENT BLACKBODY TEMPERATURE |
| EBCD |
EXTENDED BINARY CODED DECIMAL |
| EBCDIC |
EXTENDED BINARY CODED DECIMAL INTERCHANGE CODE |
| ECAL |
ELECTRONIC CALIBRATION |
| ECC |
EXERCISE COORDINATING COMMITTEE |
| ECFC |
EXPERIMENTAL CLIMATE FORECAST CENTERS |
| ECG |
ELECTROEPITAXIAL CRYSTAL GROWTH |
| ECLS |
ENVIRONMENTAL CONTROL AND LIFE SUPPORT |
| ECLSS |
ENVIRONMENTAL CONTROL AND LIFE SUPPORT SYSTEM |
| ECMRWF |
EUROPEAN CENTER FOR MEDIUM RANGE WEATHER FORECASTS |
| ECN |
ENGINEERING CHANGE NOTICE |
| ECO |
ENGINEERING CHANGE ORDER |
| ECP |
ENGINEERING CHANGE PROPOSAL |
| ECR |
ENGINEERING CHANGE REQUEST |
| ECS |
JAPANESE EXPERIMENTAL COMMUNICATION SATELLITE PROGRAM |
| ECS |
ENERGY CONVERSION SUBSYSTEM |
| ECS |
EOSDIS CORE SYSTEM |
| EDA |
ELECTRONICALLY DESPUN ANTENNA |
| EDB |
ENGINEERING DATA BASE |
| EDC |
EROS DATA CENTER (USGS-SIOUX FALLS, SD) |
| EDO |
EXTENDED DURATION ORBITER (NASA/SHUTTLE TO 16-DAY MISSION) |
| EDP |
ELECTRONIC DATA PROCESSING/PROCESSOR |
| EDR |
ENVIRONMENTAL DATA RECORDS |
| EDRS |
EUROPEAN DATA RELAY SATELLITE |
| EDT |
EASTERN DAYLIGHT TIME |
| EED |
ELECTRO EXPLOSIVE DEVICE |
| EEDSOG |
END-TO-END DATA SYSTEMS OPERATIONS GROUP |
| EEE |
ELECTRICAL, ELECTRONIC AND ELECTROMECHANICAL |
| EEEDAR |
ELECTRICAL ELECTRONIC ELECTRO-MECHANICAL DEVICE APPROVAL REQUEST |
| EEID |
EOSDIS EXTERNAL INTERFACE DOCUMENT |
| EEMOC |
EUROPEAN EOS MISSION OPERATIONS CENTER |
| EEOPM |
ELECTRIC-OPTIC PHASE MODULATION |
| EEU |
EXTRAVEHICULAR EXCURSION UNIT |
| EEVT |
ELECTROPHORESIS EQUIPMENT VERIFICATION TEST (NASA/0-GRAVITY) |
| EEZ |
EXCLUSIVE ECONOMIC ZONE |
| EEZSCAN |
EXCLUSIVE ECONOMIC ZONE SCAN |
| E-FIELD |
ELECTRIC FIELD |
| EFP |
EXPLOSIVELY FORMED PROJECTILE |
| EFSE |
ELECTRICAL FLIGHT SUPPORT EQUIPMENT |
| EGSE |
ELECTRICAL GROUND SUPPORT EQUIPMENT |
| EHIC |
ENERGETIC HEAVY ION COMPOSITION (NOAA-DoD NONSCANNING LAUNCH) |
| EIA |
ELECTRONIC INDUSTRIES ASSOCIATION |
| EICC |
EUROPEAN INSTRUMENT CONTROL CENTER |
| EIR |
ENHANCED INFRARED IMAGERY |
| EIRP |
EFFECTIVE ISOTROPIC/ISOTROPICALLY RADIATED POWER |
| EIRP |
EFFECTIVE IRRADIATED POWER |
| EIRR |
EXTERNAL INDEPENDENT READINESS REVIEW |
| EIS |
END ITEM SPECIFICATION |
| EISM |
ELECTROMAGNETIC INTERFERENCE SAFETY MARGIN |
| EL |
ELEVATION |
| EL |
EAST LONGITUDE |
| ELNAR |
EL NINO IN THE ANCIENT RECORD |
| ELRAD |
EARTH-LIMB RADIANCE EQUIPMENT (NASA) |
| ELS |
EMERGENCY LANDING SITE |
| ELT |
EMERGENCY LOCATOR TRANSMITTER |
| ELV |
EXPENDABLE LAUNCH VEHICLE |
| EM |
ENGINEERING MODEL |
| EM |
ELECTROMAGNETIC (ALSO E/M) |
| EM |
ELECTRONICS MODULE |
| EMA |
ELECTRODYNAMICS OF THE MIDDLE ATMOSPHERE |
| EMAA |
ENGINEERING MANUFACTURING AND ASSEMBLY |
| EMACC |
EOS MULTIPLE APPLICATIONS CONTROL CENTER |
| EMC |
ELECTROMAGNETIC COMPATIBILITY |
| EMF |
ELECTROMAGNETIC FORCE |
| EMI |
ELECTROMAGNETIC INTERFERENCE |
| EMISM |
ELECTROMAGNETIC INTERFERENCE SAFETY MARGIN |
| EMLS |
EOS MICROWAVE LIMB SOUNDER |
| EMOC |
EOS MISSIONS OPERATIONS CENTER |
| EMOWG |
EOS MISSION OPERATIONS WORKING GROUP |
| EMR |
ELECTROMAGNETIC RADIATION |
| EMS |
ENGINEERING MASTER SCHEDULE |
| EMS |
EOS METRICS SYSTEM |
| EMU |
EXTRAVEHICULAR MOBILITY UNIT (NASA) |
| EN |
ENGINEERING NOTICE |
| ENA |
ENERGETIC NEUTRAL ATOM |
| ENAC |
ENERGETIC NEUTRAL ATOM CAMERA |
| ENACEOS |
ENERGETIC NEUTRAL ATOM CAMERA FOR EOS |
| ENCC |
EMERGENCY NETWORK CONTROL CENTER |
| ENG |
ENGINEERING |
| ENSO |
EL NINO/SOUTHERN OSCILLATION |
| EO |
ESCAPE ORBIT (NASA) |
| EO |
ENGINEERING ORDER |
| EOC |
EDGE/END OF COVERAGE |
| EOC |
EOS OPERATIONS CENTER |
| EOF |
END-OF-FILE |
| EO-ICWG |
EARTH OBSERVATIONS INTERNATIONAL COORDINATION WORKING GROUP |
| EOL |
END OF LIFE |
| EOLE |
FRENCH SAT. SYSTEM DESIGNED TO COLLECT DATA FRM FREE-FLOATING BAL |
| EOPM |
ELECTRO-OPTIC PHASE MODULATOR |
| EoS |
EARTH OBSERVING SYSTEM (NASA POLAR ORBITING PLATFORM PAYLOAD FOR) |
| EOS |
ELECTROPHORESIS OPERATIONS IN SPACE |
| EOS-A |
EARTH OBSERVING SYSTEM OBSERVATORY A SERIES |
| EOS-B |
EARTH OBSERVING SYSTEM OBSERVATORY B SERIES |
| EOSD |
EARTH OBSERVATIONS SENSOR DEVELOPMENT LABORATORY |
| EosDIS |
Eos DATA AND INFORMATION SYSTEM |
| EOSP |
EARTH OBSERVING SCANNING POLARIMETER |
| EOSSMS |
EOS SPACE MEASUREMENT SYSTEM |
| EOSSRP |
EOS SCIENTIFIC RESEARCH PROGRAM |
| EOT |
END OF TAPE/TRANSMISSION |
| EP & DS |
ELECTRIC POWER AND DISTRIBUTION SYSTEM/SUBSYSTEM |
| EPA |
ENVIRONMENTAL PROTECTION AGENCY |
| EPDS |
ELECTRICAL POWER DISTRIBUTION SYSTEM |
| EPIC |
ENERGETIC PARTICLES AND ION COMPOSITION |
| EPIRB |
EMERGENCY POSITION INDICATING RADIO BEACOM |
| EPOC |
EASTERN PACIFIC OCEANOGRAPHIC CONFERENCE |
| EPOCS |
EASTERN PACIFIC OCEAN CLIMATE STUDY |
| EPOCS |
EASTERN PACIFIC OCEANOGRAPHIC STUDY |
| EPOP |
EUROPEAN POLAR-ORBITING PLATFORM |
| EPR |
ETHYLENE-PROPYLENE RUBBER |
| EPS |
ENERGETIC PARTICLE SENSOR |
| EPS |
ELECTRICAL POWER SYSTEM |
| ERB |
EARTH RADIATION BUDGET (RADIOMETER ON NIMBUS-7 AND TIROS-N) |
| ERBE |
EARTH RADIATION BUDGET EXPERIMENT (NOAA-8) |
| ERBE-NS |
EARTH RADIATION BUDGET EXPERIMENT - NON-SCANNER |
| ERBE-S |
EARTH RADIATION BUDGET EXPERIMENT - SCANNER |
| ERBI |
EARTH RADIATION BUDGET INSTRUMENT |
| ERBS |
EARTH RADIATION BUDGET SATELLITE |
| ERICA |
EXPERIMENT ON RAPIDLY INTENSIFYING CYCLONES OVER THE ATLANTIC |
| ERIM |
ENVIRONMENTAL RESEARCH INSTITUTE OF MICHIGAN (ANN ARBOR, MI) |
| ERL |
ENVIRONMENTAL RESEARCH LABORATORIES (NOAA/OAR, BOULDER, COLORADO) |
| ERL |
ENVIRONMENTAL RESOURCES LABORATORY NASA, JSC/HOUSTON, TX & ST LOU |
| EROS |
EARTH RESOURCES OBSERVATION SYSTEM |
| ERP |
EQUIVALENT RADIATED POWER |
| ERS |
EUROPEAN REMOTE SENSING SATELLITE |
| ERS-1 |
ESA REMOTE-SENSING SATELLITE-1 |
| ERTS |
EARTH RESOURCES TECHNOLOGY SATELLITE (NASA PROGRAM LANDSAT SYSTEM) |
| ERU |
ENGINEERING RELEASE UNIT |
| ERVS |
EMERGENCY ROUTINE VERIFICATION SHO |
| ES |
EARTH SENSOR (ALSO E/S) |
| ESA |
EARTH SENSOR ASSEMBLY |
| ESA |
EUROPEAN SPACE AGENCY |
| ESA |
ENVIRONMENTAL SCIENCE SERVICES ADMINISTRATION |
| ESAD |
EARTH SCIENCE AND APPLICATIONS DIVISION (NASA HQ) |
| ESADS |
EARTH SCIENCE AND APPLICATIONS DATA SYSTEMS |
| ESC |
EARTH SENSOR COMPENSATION (A.K.A. SSAA) |
| ESC |
ERROR STATUS CODE (NASA) |
| ESC |
ENGINEERING SUPPORT CENTER |
| ESCAP |
ECONOMIC AND SOCIAL COMMISSION FOR ASIA AND THE PACIFIC (AGRI UN) |
| ESD |
ELECTROSTATIC DISCHARGE |
| ESD |
ELECTROSTATIC SENSITIVE DEVICES |
| ESDD |
EARTH SCIENCE DATA DIRECTORY |
| ESF |
EXPLOSIVE SAFE/SAFETY FACILITY |
| ES-HCE |
EARTH SENSOR-HEATER CONTROL ELECTRONICS |
| ESM |
EQUIPMENT SUPPORT MODULE |
| ESMC |
EASTERN SPACE AND MISSILE CENTER/COMPLEX (AF-PATRICK AFB, FL) |
| ESMR |
ELECTRICALLY/ELECTRONICALLY SCANNING MICROWAVE RADIOMETER |
| ESN |
EOSDIS SCIENCE NETWORK |
| ESOC |
EUROPEAN SPACE OPERATION CENTER |
| ESPAD |
EXPERT SYSTEM FOR PLATFORM ANOMALY DIAGNOSIS |
| ESR |
EARTH SCIENCE RESEARCH |
| ESRO |
EUROPEAN SPACE RESEARCH ORGANIZATION |
| ESRS |
ESA READ SOFTWARE |
| ESS |
ELECTRONIC SECURITY SYSTEM |
| ESS |
ENERGY STORAGE SUBSYSTEM |
| ESSA |
ENVIRONMENTAL SATELLITE SERVICES ADMINISTRATION |
| ESSA |
ENVIRONMENTAL SCIENCE SERVICES ADMINISTRATION (A PARENT OF NOAA) |
| ESSC |
EARTH SYSTEM SCIENCE COMMITTEE (NASA) |
| EST |
EASTERN STANDARD TIME |
| ESTAR |
ELECTRONICALLY SCANNED THINNED ARRAY RADIOMETER (NASA) |
| ESTEC |
ESA TECHNICAL ESTABLISHMENT (NORDVYCK, NETHERLANDS) |
| ESTEC |
EUROPEAN TECHNOLOGY ENGINEERING CENTER |
| ESTOL |
EOS STANDARD TEST AND OPERATIONS LANGUAGE |
| ET |
EPHEMERIS TIME |
| ET |
EXTERNAL TANK |
| ETA |
EXPLOSIVE TRANSFER ASSEMBLY |
| ETA |
ESTIMATED TIME OF ARRIVAL |
| ETC |
ELAPSED TIME CLOCK |
| ETC |
EPHEMERIS TIME CLOCK |
| ETC |
ENGINEERING TRAINING CENTER (NASA STDN STATION, GREENBELT, MD) |
| ETC |
ESTIMATE TO COMPLETE |
| ETG |
EVALUATION TASK GROUP |
| ETM |
ENGINEERING TEST MODEL |
| ETO |
ESTIMATED TIME OUTAGE |
| ETR |
EASTERN TEST RANGE (AF) |
| ETR |
ELEMENT TEST REVIEW |
| ETRO |
ESTIMATED TIME OF RETURN TO OPERATION |
| ETS II |
JAPANESE EXPERIMENTAL TECHNOLOGY SATELLITE PROGRAM II |
| EU |
ELECTRONIC/ENGINEERING UNIT |
| EUMETSAT |
EUROPEAN ORGANIZATION FOR THE EXPLORATION OF METSAT PROGRAM |
| EURECA |
EUROPEAN RETRIEVABLE CARRIER (EURECA-1L LAUNCH) |
| EUS |
EPHEMERIS UPDATE SERVICING |
| EUT |
EQUIPMENT UNDER TEST |
| EUV |
EXTREME ULTRAVIOLET |
| EUVE |
EXTREME ULTRAVIOLET EXPLORER (NASA; LAUNCH) |
| eV |
ELECTRON VOLT |
| EV |
EXTRAVEHICULAR |
| EVA |
EXTRAVEHICULAR ACTIVITY (NASA) |
| EVAS |
EXTRAVEHICULAR ACTIVITY SYSTEM |
| EVMS |
EARNED VALUE MANAGEMENT SYSTEM |
| EVS |
EQUIPMENT VISIBILITY SYSTEM |
| EW |
EAST WINDSOR |
| E-W |
EAST-WEST |
| EWSK |
EAST-WEST STATIONKEEPING |
| EXCON |
EXECUTIVE CONTROL |
| EXOSAT |
ESA X-RAY SATELLITE |
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