earth online
  • All Categories (220)
  • Data (1)
  • News (2)
  • Missions (3)
  • Tools (1)
  • Activities (2)
  • Documents (211)
  • Data - Announcement of Opportunity (Restrained)

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    Announcement of Opportunity for S3VT (Sentinel-3 Validation Team)

    In the framework of a Copernicus collaborative agreement ESA and EUMETSAT invite interested groups and individuals to support the Sentinel-3 Validation Team (S3VT).

  • News - Success Stories

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    How Envisat helped to shape global understanding of Earth’s systems

    Twenty years have passed since a ground-breaking European spacecraft designed to deliver unprecedented insight into the planet’s changing environment was lofted into orbit.

  • Activity - Projects

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    Dragon 2 Cooperation Programme

    The Dragon 2 Programme focussed on the exploitation of ESA, ESA's Third Party Missions and Chinese Earth observation data for science and applications development in land, ocean and atmospheric applications.

  • Document - General Reference

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    GOCE-Facts-and-Figures.pdf

    This fact sheet gives a quick and complete overview of the GOCEmission.

  • Document - Proceedings

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    2nd-International-GOCE-User-Workshop.pdf

    This document describes the proceedings of the 2nd International GOCE User workshop held at the ESA-ESRIN Site, Frascati, Italy, 8-10 March 2004.

  • Mission - Copernicus Sentinels

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    Copernicus Sentinel-3

    Copernicus Sentinel-3 is an European Earth Observation satellite mission developed to support Copernicus ocean, land, atmospheric, emergency, security and cryospheric applications.

  • Mission - Earth Explorers

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    Swarm

    Swarm is dedicated to creating a highly detailed survey of Earth’s geomagnetic field and its temporal evolution as well as the electric field in the atmosphere using a constellation of three identical satellites.

  • Mission - Earth Explorers

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    GOCE

    ESA's Gravity field and Ocean Circulation Explorer (GOCE) mission mapped Earth's geoid very accurately, opening a window into Earth's interior structure as well as the currents circulating within the depths of its oceans.

  • Tools - Other

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    Swarm-Aurora

    Swarm-Aurora, a web-based tool, was designed to facilitate and drive the use of Swarm in-situ measurements in auroral science.

  • Activity - Projects

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    Auroral Electrojet and auroral Boundaries estimated from Swarm observations

    In the Swarm-AEBS project, a set of new Swarm data products that characterise the auroral electrojets and auroral oval boundaries will be derived from Swarm magnetic field measurements.

  • News - Data Release news

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    Updated Precise Orbit data (POD) for the full ERS-1 and ERS-2 mission available

    The Precise Orbit files (ERS.ORB.POD) for the entire ERS-1 and ERS-2 mission periods have been reprocessed with up-to-date standards.

  • Document - General Reference

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    A-Jewel-in-ESAs-Crown-GOCE-and-its-Gravity-Measurement-Systems.pdf

    This article is extracted from ESA Bulletin Nr. 133

  • Document - Software Verification Plan/Report

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    An-assessment-of-ERS-SAR-Low-Resolution-Imagery.pdf

    The objective of this technical note is to describe and to analyse the various concepts associated with the ERS SAR low resolution imagery. This study is done in order to evaluate a range of products, to consider the trade-offs involved in product specification and to propose some recommendations fro low resolution imagery of quality suitable for a broad range of potential applications.

  • Document - Software Verification Plan/Report

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    An-investigation-of-the-error-characteristics-of-the-GOCE-geoid-models.pdf

    This report presents an initial investigation into the error characteristics of the GOCE gravity field models as they are realised in the calculated geoid anomalies.

  • Document - Software Verification Plan/Report

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    GUT-Tutorial.pdf

    The objective of the GUT tutorial, together with the GUT Algorithm Description and User Guide (RD3), is to assist you in getting acquainted with the GOCE User Toolbox, whose objective is to help you take major benefit from the GOCE data for your own application.

  • Document - Technical Note

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    GOCE-Preparation-of-the-GOCE-Level-1-to-Level-2-Data-Processing-Final-Report.pdf

    The objective of the work in this contract is the design of theoverall architecture of the GOCE level 1 to 2 data processing system with special emphasis on the detailed identification and definition of all interfaces. Furthermore, the work will also coverthe detailed definition of the Level 2 products which are adequate to meet the requirements for further added value products (i.e.Level 3 and beyond).

  • Document - Technical Note

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    GOCE-Preparation-of-the-GOCE-Level-1-to-Level-2-Data-Processing-Executive-Summary.pdf

    The objective of this document is the design of the overall architecture of the GOCE level 1 to 2 data processing system with special emphasis on the detailed identification and definition of all interfaces. Furthermore, the work covers also the detailed definition of the Level 2 products which are adequate to meet the requirements for further added value products (i.e. Level 3 and beyond).

  • Document - Technical Note

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    GOCE-Ground-Segment-Concept-and-Architecture.pdf

    This document describes the GOCE Ground Segment covering missionobjectives and overview, ground segment assumptions andconstraints, ground segment architecture and functions, missionplanning, data processing, scientific data distribution,calibration and maintenance, time correlation, orbit and attitudecontrol, data circulation, ground segment validation, testing,operations and implementation.

  • Document - User Guide

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    GUT-User-Guide-and-Algorithm-Descriptions.pdf

    This document describes the installation and usage of the GOCE User Toolbox (GUT). It also documents the fundamental data types, file formats, high-level algorithms and independent processing units implemented in the GUT Software.

  • Document - General Reference

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    The Nine Candidate Earth Explorer Missions - Gravity Field and Steady-State Ocean Circulation Mission

    This report for assessment addresses the Earth Explorer Gravity Field and Steady-State Ocean Circulation (GOCE) mission at the time when it was selected with other 9 Earth Explorer missions as potential candidate for Phase A study.