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  1. DORIS, 30 years of continuous operations at the heart of the of altimetry mission performance for oceanography and geodetic applications

    Publishing date:

    February 27, 2020

    The DORIS system (Doppler Orbitography and Radio positioning Integrated by Satellite) was designed and developed in the early 1980s by CNES, IGN and GRGS to determine satellite positions with high accuracy to support altimetry missions dedicated to ocean monitoring.

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  2. First two Galileo satellites set for launch on October 20

    Publishing date:

    August 15, 2011

    The first two satellites of Europe’s future navigation system are awaiting launch in French Guiana. Galileo will provide better coverage and positioning accuracy than the U.S. Global Positioning System (GPS).

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  3. Applications

    Publishing date:

    February 7, 2017

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  4. Since 1995, DORIS contributes to the International Terrestrial Reference Frame

    Source:

    • Sciences et techniques

    Publishing date:

    January 9, 2012

    Since 1995 DORIS contributes to the International Terrestrial Reference Frame Update: 01/09/2012

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  5. System

    Publishing date:

    February 7, 2017

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  6. Mission

    Publishing date:

    February 7, 2017

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  7. Contacts

    Publishing date:

    September 20, 2016

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