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Explore. Discover. Understand. Providing data services for over 42 Projects In 2007, 275 Terabytes of data distributed to 34,000 customers in 110 countries.

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Presentation on theme: "Explore. Discover. Understand. Providing data services for over 42 Projects In 2007, 275 Terabytes of data distributed to 34,000 customers in 110 countries."— Presentation transcript:

1 Explore. Discover. Understand. Providing data services for over 42 Projects In 2007, 275 Terabytes of data distributed to 34,000 customers in 110 countries Over 2 Petabytes of data in the archive NASA Distributed Active Archive Centers/ Atmospheric Science Data Center Radiation Budget Clouds Aerosols Tropospheric Chemistry SSE ISCCP MISR MOPITT http://eosweb.larc.nasa.gov

2 Explore. Discover. Understand. Data Center Primary Functions Receive data from numerous data providers Raw data from satellite missions Archival products for distribution Process data to create highest quality science data products from lower level satellite data Archive data with high standards of integrity to ensure the long term preservation and use of the science data Distribute data to a wide variety of customers Provide expert assistance on data management and use of data holdings

3 Explore. Discover. Understand. Data Processing Level 0 – Unprocessed instrument data with communications artifacts removed. Level 1 - Reconstructed instrument data annotated with ancillary information (calibration coefficients). Level 2 – Algorithms applied to derive geophysical parameters. Level 3 – Parameter data mapped onto a standard space-time grid. Level 4 – Model output or results from analysis of multiple lower level data sets.

4 Explore. Discover. Understand. Flight Operations, Data Capture, Initial Processing, Backup Archive Data Transport to DAACs Science Data Processing, Info Mgmt, Data Archive, & Distribution Distribution, Access, Interoperability, Reuse EOS Spacecraft Internet Value-Added Providers Interagency Data Centers Int’l Partners & Data Centers Data Acquisition White Sands Complex Tracking & Data Relay Satellite (TDRS) Research Users Education Users Data Centers Instrument Teams/SIPS Data Processing & Mission Control EOS Polar Ground Stations Mission Support – Main Components

5 Explore. Discover. Understand. NASA Distributed Active Archive Centers SEDAC Human Interactions in Global Change GSFC Upper Atmosphere Atmospheric Dynamics Global Biosphere LaRC Radiation Budget, Clouds Aerosols, Tropospheric Chemistry ORNL Biogeochemical Dynamics EOS Land Validation ASF SAR Products Sea Ice Polar Processes NSIDC Cryosphere Polar Processes EDC Land Processes & Features JPL Ocean Circulation Air-Sea Interactions

6 Explore. Discover. Understand. Connections to Other Systems Global Change Master Directory (GCMD) - Comprehensive directory of Earth science data sets and services for global change and Earth science research EOS Data Gateway (EDG) - Multi-DAAC ordering system HTML interface to search and order data from participating archive centers EOS Clearing House (ECHO) - Earth science metadata clearinghouse and order broker Warehouse Inventory Search Tool (WIST) - New client for searching and ordering earth science data from various NASA and affiliated centers

7 Explore. Discover. Understand. LaRC DAAC Data Order Tools MISR EOS Land Validation Data Access Tool MISR Specialized Tools for Field Campaigns MISR Order and Customization Tool LATIS Order Tool – Java LATIS Order Tool – HTML GEWEX-RFA Access Tool AMAPS Data Access OPeNDAP Open-source Data Access

8 Explore. Discover. Understand. Where do the data come from? Satellites Field Experiments Aircraft

9 Explore. Discover. Understand. Terra Aqua Meteor 3M TRMM ACRIMSat CALIPSO Aura Missions CERES ACRIM III CERES MISR MOPITT SAGE IIICERESTESCALIPSO Instruments 199719981999200020012002200420052003 Satellite Missions Supported by ASDC

10 Explore. Discover. Understand. Who are our customers? Researchers Educators Commercial Applications Science Literate Public

11 Explore. Discover. Understand. What types of data? Earth's energy balance Clouds Aerosols Tropospheric chemistry

12 Explore. Discover. Understand.  Renewable energy industry  El nino/atmospheric interactions  Air pollution/surface ozone  Global climate change Particulates over Africa Composite of MISR Aerosols (Safari 2000 Campaign) Cloud forcing CERES Total Cloud Forcing at the top of the atmosphere Solar battery sizing Surface meteorology & Solar Energy (SSE) ASDC Data Examples

13 Explore. Discover. Understand. Monthly Average Aerosol Optical Depth – Multi-angle Imaging SpectroRadiometer (MISR)

14 Explore. Discover. Understand. Ozone (Surface – 500mb) - Tropospheric Emission Spectrometer (TES)

15 Explore. Discover. Understand. Monthly Average Carbon Monoxide at 850hPa – Measurements Of Pollution In The Troposphere (MOPITT)

16 Explore. Discover. Understand. Cloud-Aerosol Lidar and Infrared Satellite Observations (CALIPSO)

17 Explore. Discover. Understand. Future/Potential Connections MISR Smoke Plume Database International data providers through GEOSS Applied Science Decision support Community Renewable Energy/Energy Management Industry New missions proposed in Decadal Survey (CLAREO,

18 Explore. Discover. Understand. Archive – Next Generation (ANGe) Modernized ingest, archive, and distribution tools - Advanced hardware and software systems - Secure, redundant systems for data integrity - Cost-effective, scalable data management solution Replacing two existing ASDC systems: - EOS Core System (ECS) - Langley TRMM and Terra Information System (LATIS) Distributed, multi-tier architecture - Grid computing environment enables simultaneous data access - Web service archive access allows more refined data search - Open source metadata database for external system integration Planned Enhancements/System Trajectory

19 Explore. Discover. Understand. ANGe Data Discovery and Access -Apache/Web Services Persistent Storage -AMASS -SRB -StorNext Persistent Storage -AMASS -SRB -StorNext Cache Drop Box Web Interface -GridFTP / scp Drop Box Distribution Cache Ingest JBoss Cluster JMS System Management Distribution Archive PostgreSQLPostgreSQL Metadata Management Ingest Archive Production Distribution DB Queries Web TierData TierBusiness Tier Human with a MISR or LATIS Order Tool Programmatic Search and Retrieval via Grid/Web Services

20 Explore. Discover. Understand. User Community Issues On-line high-volume data storage/data pools Phenomenon-based data subsetting On-line data analysis and visualization tools Timely data processing and dissemination (ie - MODIS Rapid Response) Broadly usable data formats (GeoTiff, KML)

21 Explore. Discover. Understand. More Information? General DAAC contact info: http://nasadaacs.eos.nasa.gov/ nasadaacs@eos.nasa.gov Atmospheric Science Data Center: http://eosweb.larc.nasa.gov larc@eos.nasa.gov

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