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INSTRUMENTS
Explore the many instruments the European Space Agency use to observe the Earth. ESA offer data from a wide range of optical, radar, atmospheric, altimetric and gravimetric instrumentation.
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Instrument - Scatterometers
Instrument - Scatterometers
SAR (ERS)
The Synthetic Aperture Radar (SAR) instrument aboard ERS-1 and ERS-2 was capable of high precision change detection of surface heights.
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Instrument - Imaging Spectrometers/Radiometers
Instrument - Imaging Spectrometers/Radiometers
MWR (ERS)
The microwave radiometer (MWR) instrument on board the ERS-1 and ERS-2 missions provided measurements of the integrated atmospheric water vapour column and cloud liquid water content.
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Instrument - Radio
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Instrument - Radar Altimeters
Instrument - Radar Altimeters
RA-2
The RA-2 instrument aboard Envisat acquired radar altimetry data over ocean, land and ice surfaces.
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Instrument - Imaging Spectrometers/Radiometers
Instrument - Imaging Spectrometers/Radiometers
MWR (Envisat)
The MWR instrument, on board Envisat mission, measured integrated atmospheric water vapour column and cloud liquid water.
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Instrument - Imaging Spectrometers/Radiometers
Instrument - Imaging Spectrometers/Radiometers
MERIS
The MERIS instrument aboard Envisat was primarily dedicated to providing ocean colour measurements.
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Instrument - Imaging Radars
Instrument - Imaging Radars
ASAR
ASAR ensures continuity with the image mode (SAR) and the wave mode of the ERS-1/2 AMI.