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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

    SIRAL

    SIRAL (SAR Interferometer Radar Altimeter) is the primary instrument onboard ESA's CryoSat mission.

  • Instrument - Positioning/Navigation

    Instrument - Positioning/Navigation

    LRR (ERS-2)

    An optical device for accurate satellite tracking from the ground to support instrument data evaluation

  • Instrument - Positioning/Navigation

    Instrument - Positioning/Navigation

    LRR ERS

    The Laser Retro-Reflector (LRR), on board the ERS-1 and ERS-2 missions, was an optical device for accurate satellite tracking from the ground to support instrument data evaluation.