THE CEOS DATABASE : Missions, Instruments and Measurements
Full Name Landsat 7
aka L7, Landsat-7
Status Currently being flown
Mission Agencies USGS, NASA Launch Date 15 Apr 1999
Mission Links mission site | mission site | data access portal EOL Date Jul 2021
EO Portal Info
Orbit Type Sun-synchronous Orbit Period 98.9 minutes
Orbit Sense Descending Orbit Inclination 98.2 deg
Orbit Altitude 705 km Orbit Longitude
Orbit LST 10:14 Repeat Cycle 16 days
Objectives and Applications 5-year nominal mission life, currently in extended operations. Earth resources, land surface, environmental monitoring, agriculture and forestry, disaster monitoring and assessment, ice and snow cover. The LST will be allowed to drift below the mission specification towards end of mission life.
Mission Measurements
AtmosphereCloud type, amount and cloud top temperature ETM+
Radiation budget ETM+
LandAlbedo and reflectance ETM+
Landscape topography ETM+
Vegetation ETM+
Surface temperature (land) ETM+
Multi-purpose imagery (land) ETM+
OceanOcean colour/biology ETM+
Multi-purpose imagery (ocean) ETM+
Snow & IceSnow cover, edge and depth ETM+
Sea ice cover, edge and thickness ETM+
Mission Instruments
ETM+ - Enhanced Thematic Mapper Plus
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