earth online
  • All Categories (333)
  • Data (30)
  • News (60)
  • Missions (2)
  • Events (41)
  • Tools (16)
  • Activities (13)
  • Campaigns (2)
  • Documents (169)
  • News - Events and Proceedings

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    Φ-Week Triumphs

    In its fourth edition, Φ-Week presented the scientific community with amazing opportunities and projects—thus running alongside innovation at 360 degrees.

  • Document - Product Specifications

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    WorldDEM4Ortho-Technical-Specification.pdf

    This document describes the specification and format of the TerraSAR-X/TandEM-X WorldDEM4Ortho product. It provides a description of the processing steps, the characteristics of the product as well as the delivery formats.

  • Document - Product Specifications

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    WorldDEM-Technical-Specification.pdf

    This document describes the specification and format of the TerraSAR-X/TanDEM-X WorldDEM(TM) product portfolio. It provides a description of the post-processing (editing) process, the characteristics of the Digital Elevation Models and the ancillary data that are collected and/or generated during the data finishing process as well as the delivery formats.

  • Document - Product Specifications

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    WorldDEM-Product-Specification-Summary.pdf

    This document summarises the WorldDEM product from TerraSAR-X/TanDEM-X data, offered by Airbus.

  • Document - Product Specifications

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    WorldDEM-DTMlite-Technical-Specification.pdf

    This document describes the specification and format of the TerraSAR-X/TanDEM-X WorldDEM DTMlite product. It provides a description of the processing steps, the characteristics of the product as well as the delivery formats.

  • Document - General Reference

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    warp5-grid.pdf

    SCIRoCCo WARP 5 Grid

  • Event - Meeting

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    VH-RODA and CEOS SAR workshop

    The workshop provided an open forum for the presentation and discussion of current status and future developments related to the calibration and validation of space borne very high-resolution SAR and optical sensors and data products.

  • Activity - Cal/Val activities

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    UV nadir viewing galleries

    Atmospheric chemistry nadir observation from space now spans nearly forty years. The early UVN (UV nadir missions) mainly focused on measuring ozone.

  • Event - Conference

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    User Consultation for Infrastructures Planning and Monitoring Conference 2019

    ESA hosted a joint DLR/ESA user consultation for infrastructures planning and monitoring conference on 26 and 27 February 2019.

  • 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.

  • News - Infographics

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    Twin satellites - TerraSAR-X and TanDEM-X

    DLR's TerraSAR-X and TanDEM-X are twin satellites flying in close formation to acquire SAR data of unique geometric accuracy. Operating together, the missions deliver data that are used to generate Digital Elevation Models of Earth.

  • Document - Technical Note

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    TSX-TDX-Terms-Of-Applicability.pdf

    This file contains the Terms of Applicability and Terms and Conditions for using TanDEM-X and TeraSAR-X data.

  • News - Thematic area articles

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    Transforming space data into climate action

    ESA’s Earth observation activities are playing a key role in the revitalised global drive to combat climate change.

  • News - Success Stories

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    Trailblazing ERS-2 mission enables climate change applications

    As ESA’s ERS-2 satellite approaches Earth’s atmosphere for reentry, it’s time to reflect on the mission’s great achievements in powering climate-related applications.

  • Document - User Guide

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    TPM-L-OADS-dissemination-service-User-Manual.pdf

    This guide describes the Third Party Missions Dissemination System.

  • News - Infographics

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    Timeline to over 40 years of historical satellite missions

    ESA's Heritage Space Programme preserves historical data from over 40 years of Earth observation missions.

  • Document - General Reference

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    Third Party Missions Brochure

    This brochure summarises ESA's Third Party Missions programme, providing a timeline and examples of content related to some of the missions.

  • Document - Proceedings

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    Third ESA International Conference on Spacecraft Guidance, Navigation and Control Systems

    The proceedings from the Third ESA International Conference on Spacecraft Guidance, Navigation and Control Systems, which took place at ESTEC in Noordwijk, the Netherlands, from 26 to 29 November 1996, are presented here.

  • Campaign

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    TerraSARSIM

    The objectives of the TerraSAR SIM project were to quantify the impact of the time intervals between SAR acquisitions at different wavelengths on agricultural applications.

  • Data - Campaigns (Open)

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    TerraSARSIM

    The objectives of the TerraSAR SIM project were to quantify the impact of the time intervals between SAR acquisitions at different wavelengths on agricultural applications.