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Published byAllen Stafford Modified over 9 years ago
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Canadian Space Agency IPY Planning Jean-Marc Chouinard Canadian Space Agency Space Task Group – IPY Sub-Committee on Observations WMO – 17 – 19 January, 2007
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Canadian Space Agency Assets RADARSAT 1 –In operation since 1996 – confirmed continued operations until Sept 2008 –Demonstrated potential for routine polar observation (world- wide ice services, Arctic and Antarctic missions) –Archive collected over both polar regions (>250,000 images over the Arctic)
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Canadian Space Agency Assets RADARSAT 2 –Ensured data continuation + enhanced modes until 2012 –Canadian government data allocation available for International Science Projects
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Canadian Space Agency Assets RADARSAT C (constellation) – 3 satellites – C-Band, dual-pol operations, quad-pol exp.,multiple swaths and resolution available –Increased imaging frequency for polar regions – up to 4 time/day –Increasing operational use –Improving system reliability
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Canadian Space Agency Assets SCISAT –SCISAT focuses its attention in the stratosphere, where the ozone layer is located. –The orbit tuned to maximize the capture of scientific data over the polar regions. –Data will help to better understand ozone layer
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CSA IPY Activities 1.Arctic Science Archive Processing project – ASAP 2.RADARSAT Polar Science Gateway 3.Coordination through STG
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1. ASAP Objectives: –Initiate the processing of RSAT 1 archive collected over the Arctic. –Ensure accessibility for scientific activities Direct contribution to IPY national and International science programs 10 years of relevant datasets based on operational and background missions activities
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RADARSAT 1 Background Missions
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ASAP Legacy Blanket coverage in Fine 1 of the Canadian polar region and the Arctic Archipelago (collected during the CIM, 2000-2001) Max and Min ice extent Arctic snapshots from 2003 to … Thematically relevant dataset acquired over specific areas of interest (supersites) identified by the research communities Canadian Ice Service dataset acquired since 1996 Canadian Arctic land mass mosaics – summer and winter 1998-99
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Blanket coverage in Fine 1
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2003 Arctic Basin Coverage Arctic Basin area = 10ºC July Isotherm Coverage completion: ~85.3% Start date: October 3, 2003 End date: October 31, 2003 Arctic Basin area = 10ºC July Isotherm Coverage completion: ~90.8% Start date: July 30, 2003 End date: August 6, 2003 SummerFall
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2004 Arctic Basin Coverage Arctic Basin area = 10ºC July Isotherm Coverage completion: ~90.6% Start date: January 9, 2004 End date: February 6, 2004 WinterSpring Arctic Basin area = 10ºC July Isotherm Coverage completion: ~77.8% Start date: April 19, 2004 End date: April 25, 2004
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2004 Arctic Basin Coverage Arctic Basin area = 10ºC July Isotherm Coverage completion: ~98.9% Start date: July 23, 2004 End date: August 6, 2004 SummerFall Arctic Basin area = 10ºC July Isotherm Coverage completion: ~85.0% Start date: October 4, 2004 End date: October 11, 2004
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2005 Arctic Basin Coverage Arctic Basin area = 10ºC July Isotherm Coverage completion: ~81.4% Start date: January 8, 2005 End date: February 15, 2005 WinterSpring Arctic Basin area = 10ºC July Isotherm Coverage completion: ~76.5% Start date: April 14, 2005 End date: May 3, 2005
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Supersites
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2. RADARSAT Polar Science Gateway Objectives to create and disseminate a circumpolar Arctic data treasury of satellite-based radar data and derived information products in support of science for climate change research and local needs of northern peoples and communities. Highlights Making use of Radarsat archives and missions – RSAT-1,-2,-C Anik F2 potential for telecommunications bandwidth Serve urgent Canadian & international goals In support of science and northern communities With partners and levered resources A lasting legacy Implementation depending on support from Canadian IPY Federal Program
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3. Coordination Through STG Support the objective of STG Ensured CSA collaboration for: –Acquisition and planning coordination –Data management (archiving, standard, inter- operability, etc.) –Open data policy for science activities
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Data Policy Challenges in Canada Distribution framework for Radarsat-1: Commercial Radarsat-2 owned and operated by MDA – use of Canadian Government Data Allocation Restricted to science use – NO operations supported
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Way Forward Consultation to guide strategic development of RSAT Polar Science Gateway and optimal use of its resources Consultation with end-users for a data plan Coordination among the space agencies within the STG framework Coordination with other Information Network managers and linkages Seek additional partners (via IPY & other) Liaison with Canada IPY (steering committees, possible further proposals) Coordination & agreement
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