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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 - Imaging Spectrometers/Radiometers

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    ATSR

    The Along Track Scanning Radiometer (ATSR) on board ERS-1 and ERS-2 mission consisted of two instruments, an Infra-Red Radiometer and a Microwave Sounder.

  • 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 - Laser Ranging

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    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.

  • 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 - Imaging Spectrometers/Radiometers

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    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.

  • Instrument - Imaging Spectrometers/Radiometers

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    Thermal Infra-Red Sensor (TIRS)

    TIRS on Landsat-8 mission is a thermal imager that supplements observations from the OLI (Operational Land Imager) instrument.

  • Instrument - Spectrometers

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    GOME

    The Global Ozone Monitoring Experiment (GOME) was a nadir-scanning ultraviolet and visible spectrometer for global monitoring of atmospheric Ozone.

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