U.S. Department of the Interior U.S. Geological Survey Diving into the Data Pool with DAAC2Disk Kelly Lemig ERT, Inc., contractor to the U.S. Geological Survey (USGS) Earth Resources Observation and Science (EROS) Center Sioux Falls, South Dakota *Work performed under USGS contract G10PC00044
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U.S. Department of the Interior U.S. Geological Survey Diving into the Data Pool with DAAC2Disk Kelly Lemig ERT, Inc., contractor to the U.S. Geological.
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U.S. Department of the InteriorU.S. Geological Survey
Diving into the Data Pool with DAAC2DiskKelly LemigERT, Inc., contractor to the U.S. Geological Survey (USGS) Earth Resources Observation and Science (EROS) CenterSioux Falls, South Dakota
*Work performed under USGS contract G10PC00044
About the LP DAAC
Land Processes Distributed Active Archive Center (LP DAAC) USGS EROS center in Sioux Falls, South Dakota 1 of 12 of NASA’s Earth Observing System Data
and Information System (EOSDIS) DAACs https://lpdaac.usgs.gov/
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More about the LP DAAC
Processes, archives, distributes land remote sensing data from: Moderate Resolution Imaging Spectroradiometer
(MODIS) Advanced Spaceborne Thermal Emission and
Reflection Radiometer (ASTER) Selected NASA MEaSUREs products Community Products
Data is freely available to the remote sensing community
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Outline
What is DAAC2Disk? Why use DAAC2Disk? Who would use DAAC2Disk? Use Cases – how/why use this tool? Questions
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What is the DAAC2Disk Download Manager? Simplified way of leveraging data from the LP
DAAC Data Pool Provides immediate, direct access to:
Science data (.HDF) Metadata (.xml) Browse images (.JPEG)
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Available datasets in DAAC2Disk
All data from the LP DAAC Data Pool All MODIS data holdings ASTER L1B data for the U.S. & Territories ASTER L1B and L1A Expedited data All Web-Enabled Landsat Data (WELD) data holdings All NASA Shuttle Radar Topography Mission (SRTM)
v3.0 data holdings All ASTER Global Emissivity Database (GED) data
holdings
Some data from other Archive Centers Available at no cost to the user
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Features of DAAC2Disk
Two interfaces Web-based Command script
Several ways to download data Download by parameters (bounding box or tile) Upload text file Access through order URL (e.g. from Reverb)
User guide
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Why DAAC2Disk?
To download data over large areas or for long, continuous periods of time
No granule limits No software installation required to script
your downloads No login required
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Data Pool
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LP DAAC2Disk Download Manager
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DAAC2Disk: Web-based Interface
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DAAC2Disk: Command Script
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Tips for use
Use Google Chrome Only browser that allows user to download
metadata files
Change browser settings for data to download to a specific folder
Research data types/shortnames on the LP DAAC website, or other relevant DAAC websites
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Getting data with DAAC2Disk
Use Case #1: Search by bounding box or tile Use Case #2: Download data from two
different DAACs with an input file Use Case #3: Download data from Reverb
order URL
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Review of Data Pool Live demo – Web-based interface Demo of script interface
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Use Case #1: Download by bounding box or tile Shortname Version Type of data file (Science, Metadata, Browse) Timeframe Bounding box coordinates or tile name Output file to write to
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Use Case #2: Download data from an input file Search and select data for download as a text
file in Reverb (reverb.echo.nasa.gov)
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Use Case #2: Download data from an input file
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Search and order datasets from Reverb
Use Case # 3: Download with order URL
Delivery email from Reverb
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Use Case # 3: Download with order URL
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Summary
Access all publicly available data from the LP and other DAACs
Use a simple GUI or command line script Quickly download many granules of data over