THE CEOS DATABASE : Missions, Instruments and Measurements
CEOS EO HANDBOOK – MEASUREMENT INSTRUMENTS
Measurements > Land >
Multi-purpose imagery (land) >
Glacier topography


Measurement Definition*: Relates to glacier thickness typically found in mid to high latitudes with a volume/area coverage much smaller than an ice-sheet. [Unit of measurement - cm]
InstrumentStatus/
Accuracy
Instrument DescriptionMeasurement TechnologyTimeline
ETM+
Enhanced Thematic Mapper Plus
Operational
Measures surface radiance and emittance, land cover state and change (eg vegetation type). Used as multi-purpose imagery for land applications.n/a
HRMX
High Resolution Multi Spectral
Operational
For crops and vegetation dynamics, natural resources census, disaster management and large scale mapping of themes.n/a
OLI
Operational Land Imager
Operational
Measures surface radiance, land cover state and change (eg vegetation type). Used as multi-purpose imagery for land applications.n/a
SAR (RADARSAT-2)
Synthetic Aperture Radar (SAR) C band
Operational
All-weather images of ocean, ice and land surfaces. Used for monitoring of coastal zones, polar ice, sea ice, sea state, geological features, vegetation and land surface processes.n/a
OLI-2
Operational Land Imager-2
Being developed
Measures surface radiance, land cover state and change (e.g., vegetation type). Used as multi-purpose imagery for land applications.n/a
SAR (RCM)
Synthetic Aperture Radar (SAR) C band
Being developed
All-weather, C-band data to support ecosystem monitoring, maritime surveillance and disaster management.n/a
* Description adapted from WMO.
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