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Task AR-07-03: Global Geodetic Reference Frames Report to ADC-8 Hans-Peter Plag (IAG/GGOS) Nevada Bureau of Mines and Geology and Seismological Laboratory University of Nevada, Reno, Nevada, USA. Recalling: Task AR-07-03: Global Geodetic Reference Frames
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Task AR-07-03: Global Geodetic Reference Frames Report to ADC-8 Hans-Peter Plag (IAG/GGOS) Nevada Bureau of Mines and Geology and Seismological Laboratory University of Nevada, Reno, Nevada, USA
Recalling: • Task AR-07-03: Global Geodetic Reference Frames • “Ensure the availability of accurate, consistent, homogeneous, long-term stable, global geodetic reference frames as a mandatory framework and the metrological basis for Earth observation.” Goals: • User requirement coordination: Establish a comprehensive • GEOSS database of user requirements concerning georeferencing • and geodetic reference frames by identifying, describing and • establishing links to relevant user communities in the nine societal • benefit areas and conducting appropriate surveys. • Georeferencing: Ensure the availability of appropriate global • geodetic reference frames for GEOSS.
Membership and Contributors: • POC: IAG/GGOS (Hans-Peter Plag) • Lead organization: IAG/GGOS • Current contributions: • - Germany • - CEOS • - IAG/GGOS • - Korea • - Italy • - United Nations Economic Commission for Africa (ECA) • (brings in AFREF) • Additional contributions: • - Through GGOS 2020: more than 40 Experts • (including IGOS-P, GLOSS, GOOS, GCOS)
Anticipated Deliverables in 2008: • GGOS 2020 Reference Document
Task Activities in 2008: • Finalize GGOS 2020 Book • Task Activities in 2008/2009: • Discussion of GGOS 2020 Recommendations with GEO Members and Participating Organizations (mainly in 2009) • GGOS Stakeholder Events (preferably co-located with relevant GEO and/or CEOS meetings) • Development of intergovernmental framework
Task Activities in 2008/2009: • Develop two issues identified by ADC members: • > Unified global height system (IAG InterCommission Project • ICP 1.2 Vertical Reference Frames) • > Transformation global to regional/national (IAG Commission 1 • together with regional subcommissions) • --> Coordination with relevant GEO Tasks
Relevant GGOS Activities in 2008 and 2009: • ITRS/ITRF standardization: - Should there be an international standard for THE geodetic (coordinate) reference system? - Should ITRS/ITRF be the basis for that? • Will be discussed at the next GGOS Steering Committee meeting; • Proposal for an IAG Workshop to discuss several related questions.
Relevant GGOS Activities in 2008 and 2009: • GGOS Call for proposals for new components, deadline October 15, 2008 (Coordinating Office, Bureaus for Networks and Communication, Standards and Conventions, Satellite Missions, Web Portal). • IGCP 565 Project “Developing the Global Geodetic Observing System into a a Monitoring System for the Global Water Cycle”: > First Workshop, December 11, 2008, San Francisco, relevant for Water-related GEO Tasks > Second Workshop, June 2009, Helsinki: focus on satellite gravity missions