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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.

  • Instrument - Radar Altimeters

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    STR (Swarm)

    The Swarm Star Trackers retrieve information on the precise satellite orientation and attitude.

  • Instrument - GPS

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    SSTI

    SSTI was a state-of-the-art GPS receiver on GOCE that was designed to operate in a low-Earth orbit.

  • Instrument - Spectrometers

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    SCIAMACHY

    SCIAMACHY was an instrument on board the Envisat satellite that measured atmospheric chemistry.

  • Instrument - Scatterometers

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    SAR (ERS)

    The Synthetic Aperture Radar (SAR) instrument aboard ERS-1 and ERS-2 was capable of high precision change detection of surface heights.

  • Instrument - Positioning/Navigation

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    PRARE

    The Precise Range And Range-Rate Equipment (PRARE) was a microwave tracking system on board the ERS-1 and ERS-2 missions.

  • Instrument - Interferometers

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    MIPAS

    MIPAS was an atmospheric instrument carried aboard the Envisat satellite.

  • Instrument - Imaging Spectrometers/Radiometers

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    MERIS

    The MERIS instrument aboard Envisat was primarily dedicated to providing ocean colour measurements.

  • Instrument - Spectrometers

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    GOMOS

    GOMOS is a medium resolution spectrometer covering the wavelength range from 250 nm to 950 nm.

  • Instrument - Imaging Radars

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    ASAR

    ASAR ensures continuity with the image mode (SAR) and the wave mode of the ERS-1/2 AMI.

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