Data Tools

The EOSDIS Distributed Active Archive Centers (DAACs) provide center-unique tools for functions such as searching and subsetting data. The links provided in the category tables below list and describe some of these available data-handling and service tools. The tools are grouped loosely into broad categories that indicate the primary function of each tool, for example, data handling, visualization and analysis, search and order, etc.

Search and Order Tools

Title	Description	DAAC
AppEEARS	An online tool that offers users a simple and efficient way to perform data access and transformation processes. By enabling users to subset data spatially, temporally, and by layer, the volume of data downloaded for analysis is greatly reduced.	LP DAAC
ASDC Data Pool	An online, short-term data cache providing a Web interface and FTP access to select ASDC data products. Specially subsetted and/or reformatted data products supporting field campaigns are also available.	ASDC
ASDC Order Tool	The tool allows users to search our data holdings without logging in to the system. User must log in before ordering data. Searches can be done by project, parameter, and data set, and searches can be refined by selecting a geographic region or time range. The ordering tool is available in HTML.	ASDC
ASDC Search and Subset Applications	The ASDC Search and Subset Applications provide Spatial, Temporal, and Parameter subsetting options for Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observation (CALIPSO) LIDAR Level 1/Level 2, Clouds and the Earth's Radiant Energy System (CERES) Level 3/Level 2, Multi-angle Imaging SpectroRadiometer (MISR), Tropospheric Emission Spectrometer (TES) Level 2, and Measurement of Pollution in the Troposphere (MOPITT) Level 2 datasets using a specialized high-resolution spatial/temporal metadata database. Subset results are generated in the same HDF format as the archived files; The TES and MOPITT Subsetters also provide the option of generating subsetted output in NetCDF3 format.	ASDC
CALIPSO Search and Subset Tool	The CALIPSO Search and Subsetting web application enables a more sophisticated approach to selecting and ordering CALIPSO lidar data by date, time and geolocation. Data products can be subset by parameter and geolocation including ESDRI-defined regions. Output can be requested in HDF or netCDF.	ASDC
CERES Search and Subset Tool	This tool enables a more sophisticated approach to selecting and ordering select CERES data by date, time and geolocation. Data products can be subset by parameter and geolocation including ESRI-defined regions. Output can be requested in HDF or netCDF.	ASDC
Earthdata Search	Earthdata Search provides easy-to-use access to EOSDIS services for Earth science data discovery, filtering, visualization, and access. Through these services, Earthdata Search allows users to search, preview, and download Earth observation data. Earthdata Search uses the Common Metadata Repository (CMR) for very fast (sub-second) search across the EOSDIS metadata catalog and simpler, faster access to faceted metadata. Earthdata Search enables high-performance, highly available data visualization. Earthdata Search provides data visualizations on a web-based map using the Global Browse Imagery Services (GIBS) tile service. Earthdata Search enables users to view even more precise map imagery and thumbnails for GIBS-enabled data collections. In addition to direct download, Earthdata Search surfaces services such as Open-source Project for a Network Data Access Protocol (OPeNDAP) for simpler spatial and parameter subsetting.	cross-DAAC
Earth Explorer	The Earth Explorer tool provides users the ability to query, search, and order satellite images, aerial photographs, and cartographic products from several sources. Earth Explorer provides access to Moderate Resolution Imaging Spectroradiometer (MODIS) land data products from the NASA Terra and Aqua missions, and Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) level-1B data products over the U.S. and Territories from the NASA ASTER mission.	LP DAAC
ENTRI	The Environmental Treaties and Resource Indicators (ENTRI) is a comprehensive database for accessing multilateral environmental treaty data. Using ENTRI you can find treaty texts and country and treaty status data. The ENTRI Conference of Parties (COP) decision search tool allows you to search the text of decisions produced by the Parties to a selected subset of multilateral environmental agreements.	SEDAC
GCMD	A directory to Earth science data, services, and climate diagnostics, the GCMD allows users to discover and access more than 25,000 Earth science data sets and services covering all aspects of Earth and environmental sciences. Users can search using controlled keywords, free-text, map/date, or any combination of these. Users can also search or refine a search by DAAC, location, instrument, platform, project, or temporal/spatial resolution.	cross-DAAC
GloVis	The USGS Global Visualization Viewer (GloVis) allows users to search, browse, and order ASTER AST_L1T data. Users click on a global locator map to view ASTER images for their selected geographic area.	LP DAAC
HyDRO	The Hydrologic Data Search, Retrieval, and Order (HyDRO) system allows the user to search data set holdings at GHRC DAAC. HyDRO provides a list of GHRC DAAC data sets specific to the user’s requirements. Users are able to browse the online information and tools or services for each data set. They can download online data sets by FTP or place an order.	GHRC DAAC
Land Processes Data Pool	The Data Pool offers direct online access to all LP DAAC EOS products at no cost to the user, including ASTER L1AE, L1BE, L1T, all S-NPP VIIRS, MEaSUREs, and ECOSTRESS.	LP DAAC
Mirador	Simplified web interface for searching, browsing, and ordering Earth science data at NASA's Goddard Earth Sciences Data and Information Services Center (GES DISC). Features include (quick response, data file hit estimator, Gazetteer, and interactive shopping cart). Available data include Atmospheric Infrared Sounder (AIRS),; Microwave Limb Sounder (MLS), High Resolution Dynamics Limb Sounder (HIRDLS), and Ozone Monitoring Instrument (OMI) on Aura; SOlar Radiation and Climate Experiment (SORCE), Total Ozone Mapping Spectrometer (TOMS), Tropical Rainfall Measuring Mission (TRMM), Upper Atmosphere Research Satellite (UARS), and MODIS subsets for A-Train.	GES DISC
MISR Level 3 Imagery	Visualization of parameters contained in the MISR Level 3 global data products such as radiances, aerosol optical depth, surface reflectance, and vegetation indices are available. The Level 3 products are averages of select Level 1 and Level 2 parameters over daily, monthly, seasonal and annual time periods. MISR Level 3 data are available for viewing, animating, and downloading from the Web.	ASDC
MISR Order and Customization Tool	Allows users to order and customize data in a single interface. Features include: non-consecutive path and orbit search, sorting search results by date, camera, path, orbit, and file version. Customization options include: subsetting by parameter, block, and spatial coordinates, add latitude and longitude layers, unpacking and unscaling applicable fields. Allows users to save searches and customizations. Support EOS Validation site subsets. Output data format in HDF-EOS stacked-block grid or conventional grid	ASDC
Level 1 and Atmospheres Archive and Distribution System Distributed Active Archive Center (LAADS DAAC)	Online web-based data ordering for MODIS Level 1, Atmospheres, geo metadata and ancillary products. Capabilities include parameter, geographic, and temporal subsetting, metadata search, masking, channel subsetting, tile and granule reprojection, GeoTIFF reformatting and mosaicing. User friendly services including order tracking, data delivery options (ftp push, pull, direct download) and shopping cart function. Direct access is available via FTP for MODIS Level 1, Atmosphere, geo metadata and ancillary products.	LAADS DAAC
MODIS Fixed Sites Subsetting and Visualization Tool	The MODIS fixed sites subsetting tool provides customized subsets and visualizations of several MODIS Collection 6 land products for selected field and flux tower sites around the world.Spatial subsets of the land products are available for predefined 8 X 8-km areas centered on the selected sites. The search tool enables users to select a site, a land product, define the temporal range of interest, and either download the data or select from several data visualization options. The site-specific land product data can be downloaded in both comma separated value (*.csv) format via the MODIS fixed sites subsetting tool. The data are in sinusoidal projection.	ORNL DAAC
MODIS Land Product Subsets (Global Tool)	The MODIS Global Subsetting and Visualization Tool provides on-demand, customized subsets of several MODIS Collection 6 land products. Subset products are made available to the user through an interactive web page. The user specifies the center point for the area of interest by entering geographic coordinates or selecting the location on a map. The user then selects the desired MODIS land product and specifies a rectangular area surrounding the center point by providing the number of kilometers "Above and Below" and "Left and Right" of the center point. In the final step, the user is given the option to receive spatial data for their order in MODIS sinusoidal or geographic (WGS84) projection and is asked to provide an email for order delivery. Subsets are made available to the user through an order visualization page with interactive time series plots, MODIS data quality information, land cover and phenology data, order and product citations, and download access for the data in tabular and spatial data formats	ORNL DAAC
MOPITT Search and Subset Tool	The MOPITT Search and Subsetting web application enables a more sophisticated approach to selecting and ordering MOPITT global survey standard data by date, time and geolocation. Data products can be subset by parameter and geolocation including ESRI-defined regions. Output can be requested in HDF or netCDF.	ASDC
NSIDC Data Search	Choose from hundreds of scientific data sets, focusing on the cryosphere and its interactions.	NSIDC DAAC
OPeNDAP (PO.DAAC)	OPeNDAP (developed at the University of Rhode Island, P. Cornillon) provides software which makes local data accessible to remote locations regardless of local storage format. OPeNDAP also provides tools for transforming existing applications into OPeNDAP clients (i.e., enabling them to remotely access OPeNDAP served data). Access is provided by PO.DAAC for the following data sets—Quick Scatterometer (QuikSCAT), Group for High Resolution Sea Surface Temperature (GHRSST), TOPEX/Poseidon, Special Sensor Microwave Imager (SSM/I), and MODIS Sea Surface Temperature (SST).	PO.DAAC
OPeNDAP (ASDC)	OPeNDAP (developed at the University of Rhode Island, P. Cornillon) provides software which makes local data accessible to remote locations regardless of local storage format. OPeNDAP also provides tools for transforming existing applications into OPeNDAP clients (i.e., enabling them to remotely access OPeNDAP served data). Access is provided to select MISR, TES, MOPITT, and CERES data products at ASDC.	ASDC
Operation IceBridge Data Portal	The Operation IceBridge Data Portal provides access to all Operation IceBridge flight reports and map-based visualization of Greenland flight tracks. Using spatial and temporal filters, users can easily visualize flight tracks, review specific details of the flights, and download the full reports. Users now also have access to all available Operation IceBridge science data through the ftp hierarchy.	NSIDC DAAC
ORNL DAAC Website Search	The ORNL DAAC Website search is a bing search API based interface for finding webpages and other information about ORNL DAAC data holdings	ORNL DAAC
SeaWiFS Data Analysis System (SeaDAS)	SeaDAS is a comprehensive image analysis package for the processing, display, analysis, and quality control of ocean color data. Supported sensors are MODIS, Sea-viewing Wide Field-of-view Sensor (SeaWiFS), Ocean Color and Temperature Scanner (OCTS), and Coastal Zone Color Scanner (CZCS). Key features include variety of data processing, data visualization, and data projection capabilities and selection of data output formats.	OB.DAAC
Simple Subset Wizard (SSW)	The Simple Subset Wizard provides a simple, easy-to-use interface for requesting data subset services from 10 of EOSDIS DAACs.	GES DISC
Spatial Data Access Tool (SDAT)	SDAT is a web-based tool that enables users to visualize biogeochemical data sets in Google Earth, explore metadata, or customize and download data by specifying projection, resolution, format, spatial extent, time period, band(s), and interpolation method.	ORNL DAAC
TES Search and Subset Tool	This tool enables a more sophisticated approach to selecting and ordering TES global survey standard data by date, time and geolocation. Data products can be subset by parameter and geolocation. Output can be requested in HDF-EOS or netCDF.	ASDC
Vertex	Vertex is ASF DAAC’s Data Portal designed to discovery and download data from the ASF Datapool. All synthetic aperture radar (SAR) products available through ASF DAAC can be downloaded through Vertex. The interface provides the ability to search for data geographically and by date range. Browse products can be examined and the geographic location of each frame is visible on the map provided.	ASF DAAC

Data Handling Tools

Read/Ingest, Format Conversion, Data Manipulation

Title	Description	DAAC
AppEEARS	An online tool that offers users a simple and efficient way to perform data access and transformation processes. By enabling users to subset data spatially, temporally, and by layer, the volume of data downloaded for analysis is greatly reduced.	LP DAAC
ASF MapReady Tool Suite	Supports ASF DAAC SAR data and Committee on Earth Observation Satellites (CEOS) data from a variety of other SAR facilities Enables a user to geocode the data using a variety of projections and standard datums Enables user to terrain correct (orthorectify) the data Enables a user to export the images as GeoTIFFs for use in GIS programs Enables a user to export the images as tiffs, jpegs, or pgm files for easy viewing Includes a CEOS metadata viewer Displays thumbnails of imagery as it is loaded Displays thumbnails of imagery that it has processed Includes a simple image viewer	ASF DAAC
ASF SAR Training Processor	Enables user to follow the steps as a SAR image is processed from Level 0 raw data to a Level 1 image via the range-Doppler technique. Writes and displays images at each selected processing stage, giving user visibility into the intermediate steps of the process. Enables user to modify various parameters as well as steps that are performed to visualize the impact of each on the final product.	ASF DAAC
CERES Search and Subset Tool	This tool enables a more sophisticated approach to selecting and ordering select CERES data by date, time and geolocation. Data products can be subset by parameter and geolocation including ESRI-defined regions. Output can be requested in HDF or netCDF.	ASDC
Earth Explorer (EE)	The Earth Explorer (EE) tool provides users the ability to query, search, and order satellite images, aerial photographs, and cartographic products from several sources. EE provides access to MODIS land data products from the NASA Terra and Aqua missions, and ASTER level-1B data products over the U.S. and Territories from the NASA ASTER mission.	LP DAAC
Globally Leveraged Integrated Data Explorer for Research (GLIDER)	GLIDER is a powerful tool that combines existing mining and image processing services to enable researchers to fully exploit the large volumes of NASA satellite imagery and data needed for scientific research. It is a freely available and easy-to-use tool with online video tutorials.	PO.DAAC
High-level Tool for Interactive Data Extraction (HI-TIDE)	HI-TIDE is an evolving web interface built upon a set of web services supporting flexible and efficient search, imaging, and extraction capabilities for Level 2 swath datasets.	PO DAAC
Land Data Operational Product Evaluation (LDOPE)	The MODIS LDOPE software tools help extract MODIS land product quality metadata to enable users to further parse and interpret them. These tools are invoked as stand-alone executables from a command-line interface. The software is supported on Linux, Windows, and Mac operating systems.	LP DAAC
MISR Order and Customization Tool	Allows users to order and customize data in a single interface. Features include: non-consecutive path and orbit search, sorting search results by date, camera, path, orbit, and file version. Customization options include: subsetting by parameter, block, and spatial coordinates, add latitude and longitude layers, unpacking and unscaling applicable fields. Allows users to save searches and customizations. Support EOS Validation site subsets. Output data format in HDF-EOS stacked-block grid or conventional grid	ASDC
MISR ENVI Tool	Imports MISR Level 1B2 Ellipsoid and Terrain stacked block data into Environment for Visualizing Images (ENVI), allows automatic geolocation and correctly interprets band information. The tool consists of a set of routines written in Interactive Data Language (IDL) programming language which implement an ENVI User Function for working with MISR L1B2 data. MISR map projection definitions are provided for augmenting the ENVI defined map projections file, and a sample ENVI menu file which adds a menu item to invoke this tool is also included.	ASDC
MISR hdfscan	A data browser for files in Hierarchical Data Format (HDF), and HDF Earth Observing System (EOS) extension (HDF-EOS) formats. It is specifically written to facilitate access to Terra MISR data products. In particular, many MISR-unique functions are incorporated into the tool, such as data scaling, reformatting, unpacking, fill value recognition, and flag value interpretation. However, because of the standard formats provided by HDF and HDF-EOS, hdfscan can also serve as the general purpose tool for use with any other files making use of these formats.	ASDC
MISR Toolkit	A simplified programming toolkit to access MISR Level 1B2, Level 2, and ancillary data products. The collection of routines that can be used as command line tools or in the development of larger software applications. The toolkit also handles the MISR conventional format. Features include: specifying regions to read based on geographic bounding box, geographic location and extent, or the MISR path and block range mapping between path, orbit, block, time range and geographic location automatically stitching, unpacking and unscaling MISR data performing coordinate conversions between lat/lon, self-organizing map (SOM) x/y, block/line/sample and line/sample of a data plane, which means geo-location can be computed instantly without referring to an ancillary data set lookup	ASDC
MODIS Fixed Sites Subsetting and Visualization Tool	The MODIS fixed sites subsetting tool provides customized subsets and visualizations of several MODIS Collection 6 land products for selected field and flux tower sites around the world.Spatial subsets of the land products are available for predefined 8 X 8-km areas centered on the selected sites. The search tool enables users to select a site, a land product, define the temporal range of interest, and either download the data or select from several data visualization options. The site-specific land product data can be downloaded in both comma separated value (*.csv) format via the MODIS fixed sites subsetting tool. The data are in sinusoidal projection.	ORNL DAAC
MODIS Land Product Subsets (Global Tool)	The MODIS Global Subsetting and Visualization Tool provides on-demand, customized subsets of several MODIS Collection 6 land products. Subset products are made available to the user through an interactive web page. The user specifies the center point for the area of interest by entering geographic coordinates or selecting the location on a map. The user then selects the desired MODIS land product and specifies a rectangular area surrounding the center point by providing the number of kilometers "Above and Below" and "Left and Right" of the center point. In the final step, the user is given the option to receive spatial data for their order in MODIS sinusoidal or geographic (WGS84) projection and is asked to provide an email for order delivery. Subsets are made available to the user through an order visualization page with interactive time series plots, MODIS data quality information, land cover and phenology data, order and product citations, and download access for the data in tabular and spatial data formats	ORNL DAAC
NSIDC Data Pool	The NSIDC DAAC Data Pool is a data cache that provides HTTPS access to Advanced Microwave Scanning Radiometer (AMSR), Advanced Microwave Scanning Radiometer for EOS (AMSR-E), Aquarius, IceBridge, Ice, Cloud, and land Elevation Satellite (ICESat)/Geoscience Laser Altimeter System (GLAS), Making Earth System Data Records for Use in Research Environments (MEaSUREs), MODIS, NIMBUS, National Informal STEM Education Network (NISE), and Soil Moisture Active Passive (SMAP) products. A simple Web search interface helps you quickly locate data of interest.	NSIDC DAAC
PO.DAAC Live Access Server	The Live Access Server (LAS) enables the web user to: visualize data with on-the-fly graphics; request custom subsets of variables in a choice of file formats; access background reference material about the data (metadata); compare (difference) variables from distributed locations. LAS is a highly configurable web server designed to provide flexible access to geo-referenced scientific data.	PO.DAAC
SeaDAS	SeaDAS is a comprehensive image analysis package for the processing, display, analysis, and quality control of ocean color data. Supported sensors are MODIS, SeaWiFS, OCTS, and CZCS. Key features include variety of data processing, data visualization, and data projection capabilities and selection of data output formats.	OB.DAAC
SDAT	SDAT is a web-based tool that enables users to visualize biogeochemical data sets in Google Earth, explore metadata, or customize and download data by specifying projection, resolution, format, spatial extent, time period, band(s), and interpolation method.	ORNL DAAC
Toolsets for Airborne Data (TAD)	TAD is an intuitive user interface for variable selection across different airborne field studies and includes features to create merge files based on a user’s choice of time base. In addition, the TAD merge feature allows users to generate standard deviation and to process point-by-point uncertainties and limit of detection values. For a quick walkthrough of TAD, there is a short YouTube video tutorial link on the top right hand corner.	ASDC
Tool for Working with MISR Data	Tools are available for Orbit/Date and Latitude/Longitude to Path/Block Conversion, extracting data and metadata and calculating block center times.	ASDC
view_hdf	A freely available IDL-based display and analysis tool for accessing data stored in HDF and HDF-EOS format. Variables from either Science Data Sets or vdata structures in a HDF file, can be subset, rendered as two and three-dimensional graphics, and plotted as geolocated data onto various world map projections. Other features include multiple variable plots, difference plots, and simple statistics.	ASDC

Subsetting and Filtering Tools

Temporal, Spatial, Parameter, Channel

Title	Description	DAAC
AppEEARS	An online tool that offers users a simple and efficient way to perform data access and transformation processes. By enabling users to subset data spatially, temporally, and by layer, the volume of data downloaded for analysis is greatly reduced.	LP DAAC
ASDC Data Pool	An online, short-term data cache providing a Web interface and FTP access to select ASDC data products. Specially subsetted and/or reformatted data products supporting field campaigns are also available.	ASDC
ASDC Order Tool	The tool allows users to search our data holdings without logging in to the system. User must log in before ordering data. Searches can be done by project, parameter, and data set, and searches can be refined by selecting a geographic region or time range. The ordering tool is available in HTML.	ASDC
ASDC Search and Subset Applications	The ASDC Search and Subset Applications provide Spatial, Temporal, and Parameter subsetting options for CALIPSO LIDAR Level 1/Level 2, CERES Level 3/Level 2, MISR, TES Level 2, and MOPITT Level 2 datasets using a specialized high-resolution spatial/temporal metadata database. Subset results are generated in the same HDF format as the archived files; The TES and MOPITT Subsetters also provide the option of generating subsetted output in NetCDF3 format.	ASDC
CALIPSO Search and Subset Tool	The CALIPSO Search and Subsetting web application enables a more sophisticated approach to selecting and ordering CALIPSO lidar data by date, time and geolocation. Data products can be subset by parameter and geolocation including ESDRI-defined regions. Output can be requested in HDF or netCDF.	ASDC
CERES Search and Subset Tool	This tool enables a more sophisticated approach to selecting and ordering select CERES data by date, time and geolocation. Data products can be subset by parameter and geolocation including ESRI-defined regions. Output can be requested in HDF or netCDF.	ASDC
Daymet Single Pixel Extraction Tool	This tool allows daily surface weather data within the Daymet dataset to be downloaded in tabular format for a single geographic point entered by latitude/longitude coordinate pairs. Multiple points can be automated by the API using a REST service. Batch download examples are provided in Bash, Java, and Python.	ORNL DAAC
Earth Explorer	The Earth Explorer tool provides users the ability to query, search, and order satellite images, aerial photographs, and cartographic products from several sources. Earth Explorer provides access to MODIS land data products from the NASA Terra and Aqua missions, and ASTER level-1B data products over the U.S. and Territories from the NASA ASTER mission.	LP DAAC
ENTRI	ENTRI is a comprehensive database for accessing multilateral environmental treaty data. Using ENTRI you can find treaty texts and country and treaty status data. The ENTRI Conference of Parties (COP) decision search tool allows you to search the text of decisions produced by the Parties to a selected subset of multilateral environmental agreements.	SEDAC
GLIDER	GLIDER is a powerful tool that combines existing mining and image processing services to enable researchers to fully exploit the large volumes of NASA satellite imagery and data needed for scientific research. It is a freely available and easy-to-use tool with online video tutorials.	PO.DAAC
HDF-EOS Web-based (HEW) Subsetter	HEW (HDF-EOS Web-based subsetter) can extract a subset of any grid or swath data file that is in HDF-EOS format. Subsetting can be performed on: Latitude and longitude (rectangular areas) Date and time span (swath data) Dataset parameter, e.g., instrument or sensor HEW is also capable of subsampling by extracting every Nth point of data. As a stand-alone subsetter, HEW uses a user-friendly web-based front-end to gather the user’s subsetting criteria and then submits the subsetting job to the batch queue. The subsetter engine (back-end) can also be used separately by substituting a site-specific front-end in place of HEW’s web-based interface.	GHRC DAAC
HI-TIDE	HI-TIDE is an evolving web interface built upon a set of web services supporting flexible and efficient search, imaging, and extraction capabilities for Level 2 swath datasets.	PO DAAC
LDOPE	The MODIS Land Data Operational Product Evaluation (LDOPE) software tools help extract MODIS land product quality metadata to enable users to further parse and interpret them. These tools are invoked as stand-alone executables from a command-line interface. The software is supported on Linux, Windows, and Mac operating systems.	LP DAAC
MISR Order and Customization Tool	Allows users to order and customize data in a single interface. Features include: non-consecutive path and orbit search, sorting search results by date, camera, path, orbit, and file version. Customization options include: subsetting by parameter, block, and spatial coordinates, add latitude and longitude layers, unpacking and unscaling applicable fields. Allows users to save searches and customizations. Support EOS Validation site subsets. Output data format in HDF-EOS stacked-block grid or conventional grid	ASDC
MISR Toolkit	A simplified programming toolkit to access MISR Level 1B2, Level 2, and ancillary data products. The collection of routines that can be used as command line tools or in the development of larger software applications. The toolkit also handles the MISR conventional format. Features include: specifying regions to read based on geographic bounding box, geographic location and extent, or the MISR path and block range mapping between path, orbit, block, time range and geographic location automatically stitching, unpacking and unscaling MISR data performing coordinate conversions between lat/lon, SOM x/y, block/line/sample and line/sample of a data plane, which means geo-location can be computed instantly without referring to an ancillary data set lookup	ASDC
MODIS Fixed Sites Subsetting and Visualization Tool	The MODIS fixed sites subsetting tool provides customized subsets and visualizations of several MODIS Collection 6 land products for selected field and flux tower sites around the world.Spatial subsets of the land products are available for predefined 8 X 8-km areas centered on the selected sites. The search tool enables users to select a site, a land product, define the temporal range of interest, and either download the data or select from several data visualization options. The site-specific land product data can be downloaded in both comma separated value (*.csv) format via the MODIS fixed sites subsetting tool. The data are in sinusoidal projection.	ORNL DAAC
MODIS Land Product Subsets (Global Tool)	The MODIS Global Subsetting and Visualization Tool provides on-demand, customized subsets of several MODIS Collection 6 land products. Subset products are made available to the user through an interactive web page. The user specifies the center point for the area of interest by entering geographic coordinates or selecting the location on a map. The user then selects the desired MODIS land product and specifies a rectangular area surrounding the center point by providing the number of kilometers "Above and Below" and "Left and Right" of the center point. In the final step, the user is given the option to receive spatial data for their order in MODIS sinusoidal or geographic (WGS84) projection and is asked to provide an email for order delivery. Subsets are made available to the user through an order visualization page with interactive time series plots, MODIS data quality information, land cover and phenology data, order and product citations, and download access for the data in tabular and spatial data formats	ORNL DAAC
LAADS DAAC	Online web-based data ordering for MODIS Level 1, Atmospheres, geo metadata and ancillary products. Capabilities include parameter, geographic, and temporal subsetting, metadata search, masking, channel subsetting, tile and granule reprojection, GeoTIFF reformatting and mosaicing. User friendly services including order tracking, data delivery options (ftp push, pull, direct download) and shopping cart function. Direct access is available via FTP for MODIS Level 1, Atmosphere, geo metadata and ancillary products.	LAADS DAAC
MOPITT Search and Subset Tool	The MOPITT Search and Subsetting web application enables a more sophisticated approach to selecting and ordering MOPITT global survey standard data by date, time and geolocation. Data products can be subset by parameter and geolocation including ESRI-defined regions. Output can be requested in HDF or netCDF.	ASDC
PO.DAAC Live Access Server	The Live Access Server (LAS) enables the web user to: visualize data with on-the-fly graphics; request custom subsets of variables in a choice of file formats; access background reference material about the data (metadata); compare (difference) variables from distributed locations. LAS is a highly configurable web server designed to provide flexible access to geo-referenced scientific data.	PO.DAAC
Population Estimation Service	The Population Estimation Service allows for estimating population totals and related statistics within a user-defined region. The service is accessible through three standard protocols used by many online map tools and clients: the Open Geospatial Consortium (OGC) Web Processing Service (WPS) standard, a Representational State Transfer (REST) interface, and a Simple Object Access Protocol (SOAP) interface. Standards-based clients such as uDig are able to submit requests using the OGC WPS. Users of ArcGIS software from ESRI can submit requests through SOAP. The REST interface is intended for use with lightweight javascript clients. To access the Population Estimation Service, users need to work with an online map client or Geographic Information System (GIS) software package that supports spatial queries through one of the three supported protocols. The service interfaces are available at: WPS REST/SOAP Services	SEDAC
SAGE II Binary File Subset Tool	This software subsets Stratospheric Aerosol and Gas Experiment II (SAGE II) binary format files. The tool is written in IDL programming language. It can be run either with a licensed version of the IDL package or by using the IDL Virtual Machine freeware. Subsets may be specified by latitude and longitude regions and/or by parameter. The selected subset is written to an ASCII output file along with header information for profiles that match the subset criteria.	ASDC
SeaDAS	SeaDAS is a comprehensive image analysis package for the processing, display, analysis, and quality control of ocean color data. Supported sensors are MODIS, SeaWiFS, OCTS, and CZCS. Key features include variety of data processing, data visualization, and data projection capabilities and selection of data output formats.	OB.DAAC
SDAT	SDAT is a web-based tool that enables users to visualize biogeochemical data sets in Google Earth, explore metadata, or customize and download data by specifying projection, resolution, format, spatial extent, time period, band(s), and interpolation method.	ORNL DAAC
Simple Subset Wizard	The Simple Subset Wizard provides a simple, easy-to-use interface for requesting data subset services from 10 of the 12 EOSDIS DAACs.	GES DISC
SPOT	A companion program to HSE, SPOT can be used to check HDF-EOS files for subsettability by HSE. SPOT is invoked using a simple command-line interface. It checks that: The file exists and is readable The file is in HDF format The file is in HDF-EOS format The file contains valid HDF-EOS structures The file contains the metadata needed for subsetting	GHRC DAAC
TES Search and Subset Tool	This tool enables a more sophisticated approach to selecting and ordering TES global survey standard data by date, time and geolocation. Data products can be subset by parameter and geolocation. Output can be requested in HDF-EOS or netCDF.	ASDC
view_hdf	A freely available IDL-based display and analysis tool for accessing data stored in HDF and HDF-EOS format. Variables from either Science Data Sets or vdata structures in a HDF file, can be subset, rendered as two and three-dimensional graphics, and plotted as geolocated data onto various world map projections. Other features include multiple variable plots, difference plots, and simple statistics.	ASDC

Geolocation, Reprojection, and Mapping Tools

Title	Description	DAAC
ASF MapReady Tool Suite	Supports ASF SAR data and CEOS data from a variety of other SAR facilities Enables a user to geocode the data using a variety of projections and standard datums Enables user to terrain correct (orthorectify) the data Enables a user to export the images as geotiffs for use in GIS programs Enables a user to export the images as tiffs, jpegs, or pgm files for easy viewing Includes a CEOS metadata viewer Displays thumbnails of imagery as it is loaded Displays thumbnails of imagery that it has processed Includes a simple image viewer	ASF DAAC
Earth Explorer	The Earth Explorer tool provides users the ability to query, search, and order satellite images, aerial photographs, and cartographic products from several sources. Earth Explorer provides access to MODIS land data products from the NASA Terra and Aqua missions, and ASTER level-1B data products over the U.S. and Territories from the NASA ASTER mission.	LP DAAC
EASE-Grid Geolocation Tools	EASE-Grid tools include IDL routines and map projections for geolocation and conversion tools to use with EASE-Grid data sets.	NSIDC DAAC
GLIDER	GLIDER is a powerful tool that combines existing mining and image processing services to enable researchers to fully exploit the large volumes of NASA satellite imagery and data needed for scientific research. It is a freely available and easy-to-use tool with online video tutorials.	PO.DAAC
Land Processes Data Pool	The Data Pool offers direct online access to all LP DAAC EOS products at no cost to the user, including ASTER L1AE, L1BE, L1T, all S-NPP VIIRS, MEaSUREs, and ECOSTRESS.	LP DAAC
LDOPE	The MODIS LDOPE software tools help extract MODIS land product quality metadata to enable users to further parse and interpret them. These tools are invoked as stand-alone executables from a command-line interface. The software is supported on Linux, Windows, and Mac operating systems.	LP DAAC
MISR Order and Customization Tool	Allows users to order and customize data in a single interface. Features include: non-consecutive path and orbit search, sorting search results by date, camera, path, orbit, and file version. Customization options include: subsetting by parameter, block, and spatial coordinates, add latitude and longitude layers, unpacking and unscaling applicable fields. Allows users to save searches and customizations. Support EOS Validation site subsets. Output data format in HDF-EOS stacked-block grid or conventional grid	ASDC
MISR ENVI Tool	Imports MISR Level 1B2 Ellipsoid and Terrain stacked block data into ENVI, allows automatic geolocation and correctly interprets band information. The tool consists of a set of routines written in IDL programming language which implement an ENVI User Function for working with MISR L1B2 data. MISR map projection definitions are provided for augmenting the ENVI defined map projections file, and a sample ENVI menu file which adds a menu item to invoke this tool is also included.	ASDC
MISR Toolkit	A simplified programming toolkit to access MISR Level 1B2, Level 2, and ancillary data products. The collection of routines that can be used as command line tools or in the development of larger software applications. The toolkit also handles the MISR conventional format. Features include: specifying regions to read based on geographic bounding box, geographic location and extent, or the MISR path and block range mapping between path, orbit, block, time range and geographic location automatically stitching, unpacking and unscaling MISR data performing coordinate conversions between lat/lon, SOM x/y, block/line/sample and line/sample of a data plane, which means geo-location can be computed instantly without referring to an ancillary data set lookup	ASDC
LAADS DAAC	Online web-based data ordering for MODIS Level 1, Atmospheres, geo metadata and ancillary products. Capabilities include parameter, geographic, and temporal subsetting, metadata search, masking, channel subsetting, tile and granule reprojection, GeoTIFF reformatting and mosaicing. User friendly services including order tracking, data delivery options (ftp push, pull, direct download) and shopping cart function. Direct access is available via FTP for MODIS Level 1, Atmosphere, geo metadata and ancillary products.	LAADS DAAC
MODIS Fixed Sites Subsetting and Visualization Tool	The MODIS fixed sites subsetting tool provides customized subsets and visualizations of several MODIS Collection 6 land products for selected field and flux tower sites around the world.Spatial subsets of the land products are available for predefined 8 X 8-km areas centered on the selected sites. The search tool enables users to select a site, a land product, define the temporal range of interest, and either download the data or select from several data visualization options. The site-specific land product data can be downloaded in both comma separated value (*.csv) format via the MODIS fixed sites subsetting tool. The data are in sinusoidal projection.	ORNL DAAC
MODIS Land Product Subsets (Global Tool)	The MODIS Global Subsetting and Visualization Tool provides on-demand, customized subsets of several MODIS Collection 6 land products. Subset products are made available to the user through an interactive web page. The user specifies the center point for the area of interest by entering geographic coordinates or selecting the location on a map. The user then selects the desired MODIS land product and specifies a rectangular area surrounding the center point by providing the number of kilometers "Above and Below" and "Left and Right" of the center point. In the final step, the user is given the option to receive spatial data for their order in MODIS sinusoidal or geographic (WGS84) projection and is asked to provide an email for order delivery. Subsets are made available to the user through an order visualization page with interactive time series plots, MODIS data quality information, land cover and phenology data, order and product citations, and download access for the data in tabular and spatial data formats	ORNL DAAC
PO.DAAC Live Access Server	The Live Access Server (LAS) enables the web user to: visualize data with on-the-fly graphics; request custom subsets of variables in a choice of file formats; access background reference material about the data (metadata); compare (difference) variables from distributed locations. LAS is a highly configurable web server designed to provide flexible access to geo-referenced scientific data.	PO.DAAC
Population Estimation Service	The Population Estimation Service is a Web-based service for estimating population totals and related statistics within a user-defined region. It enables users of a wide variety of map clients and tools to quickly obtain estimates of the number of people residing in specific areas without having to download and analyze large amounts of spatial data. The service accepts polygons that define areas of interest, then returns population totals, land area, quality measures, and basic parametric statistics for the requested polygons based on data from SEDAC's Gridded Population of the World version 3 (GPWv3) dataset for the year 2005.	SEDAC
SeaDAS	SeaDAS is a comprehensive image analysis package for the processing, display, analysis, and quality control of ocean color data. Supported sensors are MODIS, SeaWiFS, OCTS, and CZCS. Key features include variety of data processing, data visualization, and data projection capabilities and selection of data output formats.	OB.DAAC
SEDAC Map Client	The SEDAC Map Client is a web-based mapping tool that allows flexible interaction with spatial data from CIESIN'?s SEDAC and other sources. The map client may be used to explore SEDAC global data holdings, organized by themes of human-environment interactions. The integrated visualization, analysis, and display of geospatial data will be of primary interest to fundamental and applied researchers, operational users, and public policy experts in the social and earth sciences.	SEDAC
SDAT	SDAT is a web-based tool that enables users to visualize biogeochemical data sets in Google Earth, explore metadata, or customize and download data by specifying projection, resolution, format, spatial extent, time period, band(s), and interpolation method.	ORNL DAAC
SPOT	A companion program to HSE, SPOT can be used to check HDF-EOS files for subsettability by HSE. SPOT is invoked using a simple command-line interface. It checks that: The file exists and is readable The file is in HDF format The file is in HDF-EOS format The file contains valid HDF-EOS structures The file contains the metadata needed for subsetting	GHRC DAAC
view_hdf	A freely available IDL-based display and analysis tool for accessing data stored in HDF and HDF-EOS format. Variables from either Science Data Sets or vdata structures in a HDF file, can be subset, rendered as two and three-dimensional graphics, and plotted as geolocated data onto various world map projections. Other features include multiple variable plots, difference plots, and simple statistics.	ASDC

Data Visualization and Analysis Tools

Title	Description	DAAC
Algorithm Development and Mining System (ADaM)	The ADaM system is designed with the goal of mining large scientific data sets for geophysical phenomena detection and feature extraction, and has continued to be expanded and improved for over 10 years. ADaM’s mining and image processing toolkits consist of over 100 interoperable components that can be linked together in a variety of ways for application to diverse problem domains. ADaM includes not only traditional data mining capabilities such as pattern recognition, but also image processing and optimization capabilities, and many supporting data preparation algorithms that are useful in the mining process. Each component is provided with a C, C++, or other application programming interface (API), an executable in support of generic scripting tools (e.g. Perl, Python, shell scripts) and SOAP web service interfaces to support distributed architectures including web and grid applications. The ADaM toolkit is also available as a suite of SOAP web services. WSDL documents are available.	GHRC DAAC
AppEEARS	An online tool that offers users a simple and efficient way to perform data access and transformation processes. By enabling users to subset data spatially, temporally, and by layer, the volume of data downloaded for analysis is greatly reduced.	LP DAAC
Earth Explorer	The Earth Explorer tool provides users the ability to query, search, and order satellite images, aerial photographs, and cartographic products from several sources. Earth Explorer provides access to MODIS land data products from the NASA Terra and Aqua missions, and ASTER level-1B data products over the U.S. and Territories from the NASA ASTER mission.	LP DAAC
Giovanni	GES-DISC Interactive Online Visualization and analysis Infrastructure (Giovanni) is a Web-based application developed by GES DISC that provides a simple and intuitive way to visualize, analyze, and access vast amounts of Earth science remote sensing data without having to download the data. Giovanni features currently available include: Plot Types for Single Parameters Area plots of time-averaged parameters Time series plots of area-averaged parameters Meridional averages Zonal averages Vertical profiles Longitude-latitude-pressure-time cross sections Plot Types for Multi-Parameter Intercomparisons: Area plots of overlain time-averaged parameters Time series plots of area-averaged parameters Difference plots Scatter plots with regression Temporal correlation maps Animations Climatology and anomalies ASCII output for maps and plot Web services for downloading subsetted data Giovanni supports an ever growing set of EOS and heritage data collections. Examples of these include aerosol data from MODIS (both Aqua and Terra), MISR, and Goddard Chemistry Aerosol Radiation and Transport (GOCART) models; precipitation data from TRMM, multi-satellite analyses, and ground observations; atmospheric chemistry data from OMI, MLS, TOMS, and Halogen Occultation Experiment (HALOE); ocean color data from Aqua MODIS and SeaWiFS; and atmospheric temperature and humidity profiles from AIRS. In addition, Northern Eurasia Earth Science Partnership Initiative (NEESPI) monthly products are available, as well as CloudSat cloud and MODIS Aqua temperature and humidity data along the A-Train track.	GES DISC
GLIDER	GLIDER is a powerful tool that combines existing mining and image processing services to enable researchers to fully exploit the large volumes of NASA satellite imagery and data needed for scientific research. It is a freely available and easy-to-use tool with online video tutorials.	PO.DAAC
GloVis	The USGS Global Visualization Viewer (GloVis) allows users to search, browse, and order ASTER AST_L1T data. Users click on a global locator map to view ASTER images for their selected geographic area.	LP DAAC
LDOPE	The MODIS LDOPE software tools help extract MODIS land product quality metadata to enable users to further parse and interpret them. These tools are invoked as stand-alone executables from a command-line interface. The software is supported on Linux, Windows, and Mac operating systems.	LP DAAC
MISR Browse Tool	The MISR Browse Tool allows easy access to images from the MISR instrument. The browse images are produced from the ellipsoid product for each camera, reduced to 2.2 km resolution. The MISR red, green, and blue bands are used to create a color image, which are intentionally clipped and gamma-stretched to make cloud, ocean, and land features visible. The images are in JPEG format. Features of the new browse tool are: Searching for images by latitude/longitude region, date, path, and orbit. Displaying crossing paths Displaying block range for selected latitude/longitude region The browse image is overlaid on a map which can be turned on and off	ASDC
MISR ENVI Tool	Imports MISR Level 1B2 Ellipsoid and Terrain stacked block data into ENVI, allows automatic geolocation and correctly interprets band information. The tool consists of a set of routines written in IDL programming language which implement an ENVI User Function for working with MISR L1B2 data. MISR map projection definitions are provided for augmenting the ENVI defined map projections file, and a sample ENVI menu file which adds a menu item to invoke this tool is also included.	ASDC
MISR hdfscan	A data browser for files in Hierarchical Data Format (HDF), and HDF Earth Observing System (EOS) extension (HDF-EOS) formats. It is specifically written to facilitate access to Terra MISR data products. In particular, many MISR-unique functions are incorporated into the tool, such as data scaling, reformatting, unpacking, fill value recognition, and flag value interpretation. However, because of the standard formats provided by HDF and HDF-EOS, hdfscan can also serve as the general purpose tool for use with any other files making use of these formats.	ASDC
MISR INteractive eXplorer (MINX)	MINX is an interactive application written in IDL that functions both as a general-purpose tool to visualize MISR data and as a specialized tool to retrieve detailed plume heights and wind velocities from wildfire smoke, volcanic, and dust plumes. MINX includes high-level options to: Interactively digitize plumes in order to automatically retrieve heights and winds from MISR multi-angle imagery Make scrollable, single-camera and multi-camera true-color and false-color images of MISR radiance data Create animations of the nine MISR camera images providing a 3-D perspective of MISR scenes Display plots of top-of-atmosphere Bidirectional Reflectance Factor (BRF) vs. camera angle for selected pixels Difference images acquired on MISR orbits that share the same ground track Create map views of MISR orbit locations Save images and animations to disk in various formats	ASDC
MISR Level 3 Imagery	Visualization of parameters contained in the MISR Level 3 global data products such as radiances, aerosol optical depth, surface reflectance, and vegetation indices are available. The Level 3 products are averages of select Level 1 and Level 2 parameters over daily, monthly, seasonal and annual time periods. MISR Level 3 data are available for viewing, animating, and downloading from the Web.	ASDC
MISR Toolkit	A simplified programming toolkit to access MISR Level 1B2, Level 2, and ancillary data products. The collection of routines that can be used as command line tools or in the development of larger software applications. The toolkit also handles the MISR conventional format. Features include: specifying regions to read based on geographic bounding box, geographic location and extent, or the MISR path and block range mapping between path, orbit, block, time range and geographic location automatically stitching, unpacking and unscaling MISR data performing coordinate conversions between lat/lon, SOM x/y, block/line/sample and line/sample of a data plane, which means geo-location can be computed instantly without referring to an ancillary data set lookup	ASDC
misr_view	A freely available IDL-based display and analysis tool, can be used with many types of MISR and AirMISR data. It was specifically designed for use with files that use the HDF-EOS “grid” interface.	ASDC
LAADS DAAC	Online web-based data ordering for MODIS Level 1, Atmospheres, geo metadata and ancillary products. Capabilities include parameter, geographic, and temporal subsetting, metadata search, masking, channel subsetting, tile and granule reprojection, GeoTIFF reformatting and mosaicing. User friendly services including order tracking, data delivery options (ftp push, pull, direct download) and shopping cart function. Direct access is available via FTP for MODIS Level 1, Atmosphere, geo metadata and ancillary products.	LAADS DAAC
MODIS Land Product Subsets (Global Tool)	The MODIS Global Subsetting and Visualization Tool provides on-demand, customized subsets of several MODIS Collection 6 land products. Subset products are made available to the user through an interactive web page. The user specifies the center point for the area of interest by entering geographic coordinates or selecting the location on a map. The user then selects the desired MODIS land product and specifies a rectangular area surrounding the center point by providing the number of kilometers "Above and Below" and "Left and Right" of the center point. In the final step, the user is given the option to receive spatial data for their order in MODIS sinusoidal or geographic (WGS84) projection and is asked to provide an email for order delivery. Subsets are made available to the user through an order visualization page with interactive time series plots, MODIS data quality information, land cover and phenology data, order and product citations, and download access for the data in tabular and spatial data formats	ORNL DAAC
MODIS Fixed Sites Subsetting and Visualization Tool	The MODIS fixed sites subsetting tool provides customized subsets and visualizations of several MODIS Collection 6 land products for selected field and flux tower sites around the world.Spatial subsets of the land products are available for predefined 8 X 8-km areas centered on the selected sites. The search tool enables users to select a site, a land product, define the temporal range of interest, and either download the data or select from several data visualization options. The site-specific land product data can be downloaded in both comma separated value (*.csv) format via the MODIS fixed sites subsetting tool. The data are in sinusoidal projection.	ORNL DAAC
MOPITT Level 2 Viewer	IDL-based tool for creating plots of MOPITT Level 2 data products.	ASDC
PO.DAAC Live Access Server	The Live Access Server (LAS) enables the web user to: visualize data with on-the-fly graphics; request custom subsets of variables in a choice of file formats; access background reference material about the data (metadata); compare (difference) variables from distributed locations. LAS is a highly configurable web server designed to provide flexible access to geo-referenced scientific data.	PO.DAAC
SeaDAS	SeaDAS is a comprehensive image analysis package for the processing, display, analysis, and quality control of ocean color data. Supported sensors are MODIS, SeaWiFS, OCTS, and CZCS. Key features include variety of data processing, data visualization, and data projection capabilities and selection of data output formats.	OB.DAAC
SEDAC Map Client	SEDAC's Map Client is a web-based mapping tool that allows flexible interaction with spatial data from SEDAC and other sources. The map client may be used to explore SEDAC global data holdings, organized by themes of human-environment interactions. The integrated visualization, analysis, and display of geospatial data will be of primary interest to fundamental and applied researchers, operational users, and public policy experts in the social and earth sciences.	SEDAC
SDAT	SDAT is a web-based tool that enables users to visualize biogeochemical data sets in Google Earth, explore metadata, or customize and download data by specifying projection, resolution, format, spatial extent, time period, band(s), and interpolation method.	ORNL DAAC
State of the Ocean (SOTO)	State of the Ocean (SOTO) provides near real-time data that are displayed in a Google Earth environment and annotated to give context descriptions of the ocean’s features and events using KML overlays (ice extent, hurricane tracks, clouds). It provides data layers for satellite derived sea surface temperature and anomalies, sea surface height anomalies, wind vectors, and ocean color.	PO.DAAC
TES Search and Subset Tool	This tool enables a more sophisticated approach to selecting and ordering TES global survey standard data by date, time and geolocation. Data products can be subset by parameter and geolocation. Output can be requested in HDF-EOS or netCDF.	ASDC
view_hdf	A freely available IDL-based display and analysis tool for accessing data stored in HDF and HDF-EOS format. Variables from either Science Data Sets or vdata structures in a HDF file, can be subset, rendered as two and three-dimensional graphics, and plotted as geolocated data onto various world map projections. Other features include multiple variable plots, difference plots, and simple statistics.	ASDC
Way Point Planning Tool (WPT)	The Waypoint Planning Tool (WPT) is a Java application used to specify aircraft flight tracks through an interactive point-and-click interface. Individual flight legs are automatically calculated for altitude, latitude, longitude, leg distance, cumulative distance, leg time, cumulative time, etc. The resultant flight plan can then be posted to the Google Earth-based RTMM for all interested scientists to view and track actual flight progress compared to the planned flight track.	GHRC DAAC

Last Updated: Aug 29, 2019 at 12:28 PM EDT