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Earth Topics (Applications)
Instrument type
  • STR
  • Mission
    Date of Launch:
    17 March 2009
    Mission Status:
    Mission ended on 11 November 2013
    Orbit Height:
    250 km
    Orbit type:
    Polar, Sun-synchronous 
    GOCE Star Tracker Data-Virtual Channel #3
    (1409) recent views
    Last update: 29 June 2018

    Provides calibrated attitude quaternions from the GOCE Star Tracker instrument. MDS from the second and, optionally, the third of the three available STR head.

    Quaternions define the attitude of the active star sensor active corrected for the orbital relativistic aberration error at a time in the Inertial Reference Frame and computed on-board by the star sensor electronics.

    Processing level
    Level 1b
    How to access this data

    All GOCE level 1b products are available to the user community via GOCE Virtual On-line Archive.

    The access and use of GOCE products are regulated by the ESA's Data Policy and subject to the acceptance of the specific Terms & Conditions.

    Users accessing GOCE products are intrinsically acknowledging and accepting the above.

    Terms & Conditions applicable
    Utilisation of this data is subject to ESA's Earth Observation Terms and Conditions


    GOCE L1b Products User Handbook