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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 - Scatterometers

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    Wind Scatterometer (WS)

    The Wind Scatterometer (WS) instrument, on board the ERS-1 and ERS-2 missions, obtained information on wind speed and direction over the sea surface.

  • Instrument - Imaging Spectrometers/Radiometers

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    Vegetation (VGT)

    The main PROBA-V payload is the Vegetation sensor (VGT): a multispectral pushbroom spectrometer.

  • 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 - Imaging Radars

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    SAR (JERS-1)

    The JERS-1 mission had a Synthetic Aperture Radar (SAR) on board.

  • 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 - 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.

  • Instrument - Imaging Radars

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    PALSAR

    The ALOS-1 PALSAR was a successor sensor to the synthetic aperture radar on board JERS-1.

  • Instrument - Imaging Spectrometers/Radiometers

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    AVNIR-2

    The Advanced Visible and Near-Infrared Radiometer-2 (AVNIR-2) was a visible and near infrared radiometer for observing land and coastal zones.

  • Instrument - Imaging Spectrometers/Radiometers

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    PRISM

    PRISM was a panchromatic radiometer on the ALOS-1 mission with 2.5 m spatial resolution at nadir.

  • 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.

  • Instrument - Imaging Spectrometers/Radiometers

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    AATSR

    The AATSR instrument aboard Envisat was primarily designed to measure Sea Surface Temperature.

  • Instrument - Lidar/Laser Sounders

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    ALADIN

    ALADIN, on board Aeolus, is a Direct Detection Doppler Wind Lidar operating in the ultraviolet range.