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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 - Altimeters
Instrument - Altimeters
RA (ERS)
The Radar Altimeter (RA) was a Ku-band (13.8 GHz) nadir-pointing active microwave sensor, on board ERS-1 and ERS-2 missions, designed to measure echoes from ocean and ice surfaces.
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Instrument - Spectrometers
Instrument - Spectrometers
Vegetation (VGT)
The main PROBA-V payload is the Vegetation sensor (VGT): a multispectral pushbroom spectrometer.
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Instrument - Positioning/Navigation
Instrument - Positioning/Navigation
PRARE (ERS-2)
Precise Range And Range-Rate Equipment (PRARE) was a microwave tracking system for the measurement of satellite to ground range and range rate.
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Instrument - Positioning/Navigation
Instrument - Positioning/Navigation
SSTI
SSTI was a state-of-the-art GPS receiver on GOCE that was designed to operate in a low-Earth orbit.
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Instrument - Altimeters
Instrument - Altimeters
RA (ERS-2)
The RA on ERS-2 was a Ku-band nadir-pointing active microwave sensor designed to measure echoes from ocean and ice surfaces.
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Instrument - Altimeters
Instrument - Altimeters
RA (ERS-1)
The RA on ERS-1 was a Ku-band nadir-pointing active microwave sensor designed to measure echoes from ocean and ice surfaces.
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Instrument - Spectrometers/Radiometers
Instrument - Spectrometers/Radiometers
AATSR
The AATSR instrument aboard Envisat was primarily designed to measure Sea Surface Temperature.