At the time, srtm helped generate the most complete highresolution digital topographic database on earth. Vegetation height estimation from shuttle radar topography. Download srtm 30m digital elevation models for free youtube. Ned data is superior to the srtm data for wavelengths shorter than 350 m, likely due to. Mission overview an innovative imaging radar, the first to map the earth in three dimensions, is the primary payload onboard sts99, the first shuttle flight of the new century. Pdf accuracy and resolution of shuttle radar topography. We assess the accuracy and resolution of topography data provided by the shuttle radar topography mission srtm through spectral comparisons with the national elevation dataset ned and a high. Srtm elevation data have been improved both by nasa and the national. The data are available for download and can be used in surfer. This topographic map is made from data collected from three sources. Shuttle radar topography mission nasas earth observing system. The first day of acquisition is listed in the data. Srtm consisted of a specially modified radar system that flew onboard the space shuttle during sts99.
The shuttle radar topography mission agu publications wiley. The shuttle radar topography mission instrument consisted of three sections. Documentation for the shuttle radar topography mission srtm water body data files the srtm water body data files are a byproduct of the data editing performed by the national geospatialintelligence agency nga to produce the finished srtm digital terrain elevation data level 2 dted 2. Srtm used the same radar instrument that comprised the spaceborne imaging radar cxband synthetic aperture radar sircxsar that flew twice on the space shuttle endeavour in 1994. Do not select the datasets that have the phrase second number v003 as part of their tittle. This story on describes the mission and results of nasa s recent flight to map earth. Outboard support structure and antenna, shuttle radar. Digital elevation model of ireland, from nasas shuttle radar. Public fact sheet cover page, the srtm public fact sheet summarizes how the srtm radar works, what part of the earth will be mapped, and how the data. Geological survey usgs is distributing elevation data from the shuttle radar topography mission srtm. Accuracy and resolution of shuttle radar topography mission data. Previously, srtm data for regions outside the united states were sampled for public release at 3 arcseconds, which is 11200th of a degree of. Please see the linked pdf files for further documentation.
Jul 25, 2019 the shuttle radar topography mission srtm obtained elevation data on a nearglobal scale to generate the most complete highresolution digital topographic database of earth. Nima used this topographic data from the 11day shuttle radar topography mission srtm for multiple applications, from developing navigation tools and supporting military operations, to geological and environmental purposes. Srtm was the first spaceborne fixedbaseline insar and marked the largest rigid structure to be deployed in space with a payload. With its radars sweeping most of the earths surfaces, srtm acquired enough data during its ten days of operation to obtain the most complete nearglobal highresolution database of the earths topography. Shuttle radar topography mission water body data national. Srtm consisted of a specially modified radar system that flew onboard the space shuttle endeavour during an 11day mission in february of 2000. Nasa shuttle radar topography mission srtm datasets result from a collaborative effort by the national aeronautics and space administration nasa and the national geospatialintelligence agency nga previously known as the national imagery and mapping agency, or nima, as well as the participation of the german and italian space agencies. Currently only 6070 percent of the worlds topography is mapped and much of that at a low 90meter resolution. Traditional methods for producing elevation data are very expensive and time consuming. The shuttle radar topography mission, which flew aboard nasas space shuttle endeavour during an 11day mission in 2000, made the first nearglobal topographical map of earth, collecting data on nearly 80 percent of earths land surfaces. Feb 29, 2016 a short video on the srtm completed in february 2000 to map the world in 3d. The shuttle radar topographic mission was flown feb. The shuttle radar topography mission srtm digital elevation model dem has been a valuable resource for hydrological analysis, providing elevation data at a consistent resolution on a near. Shuttle radar topography mission srtm data have been enhanced to fill areas of missing data void filled to provide more complete digital elevation data with a resolution of 1 arcsecond 30 meters and 3 arcseconds 90 meters for global coverage.
If you would like to participate, you can choose to edit this article, or visit the project page for more information. The shuttle radar topography mission srtm was selected in 1995 as the best means of supplying nearly global, accurate elevation data. Srtm shuttle radar topography mission center for earth. Shuttle radar topography mission srtm data access and application national aeronautics and space administration applied remote sensing training program 2. Shuttle radar topography mission is part of wikiproject geology, an attempt at creating a standardized, informative, comprehensive and easytouse geology resource. This mission helped create the firstever global highresolution data for earth topography a data set for the ages. The shuttle radar topography mission data set, in particular, has had an enormous impact on countless scientific endeavors and continues to find new applications that impact lives. Sep 23, 2014 highresolution topographic data generated from nasas shuttle radar topography mission srtm in 2000, previously only available for the united states, will be released globally over the next year, the white house announced today.
The shuttle radar topography mission, or srtm, was an international project spearheaded by the national imagery and mapping agency and nasa, with participation of the german aerospace center, dlr. Approximately 80 percent of the earth will be mapped, an area that covers 95 percent of the earths population. On february 11, 2000, the shuttle radar topography mission srtm payload onboard space shuttle endeavour launched into space. The announcement was made at the united nations heads of state climate summit in new york. Intelligence agency, and the german and italian space agencies and flew in february 2000. Putt1 geochemistry, geophysics and terrain sciences section 1department of geography, memorial university of newfoundland, st. The nasa srtm data sets result from a collaborative effort. The first day of acquisition is listed in the data set attributes table. The shuttle radar topography mission srtm aboard the space shuttle endeavour, launched on feb. Mapping the earth the shuttle radar topography mission. The srtm collected radar data over 80% of the earths land surface between. The shuttle radar topography mission srtm, flown on the space shuttle endeavour on flight sts99 and launched on 11 february 2000, will produce digital elevation data of the earths land mass between 60 degrees north latitude and 54 degrees south latitude. Shuttle radar topography mission data dictionary the. Under an agreement with the national aeronautics and space administration nasa and the department of defenses national geospatialintelligence agency nga, the u.
After a successful checkout of the radar systems, mapping began at 12. Using shuttle radar topography mission srtm data in surfer. Pdf the shuttle radar topography mission researchgate. Shuttle radar topography mission srtm lp daac usgs.
The shuttle radar topography mission srtm is an international research effort that obtained digital elevation models on a nearglobal scale from 56s to 60n, to generate the most complete highresolution digital topographic database of earth prior to the release of the aster gdem in 2009. Feb 11, 2000 the shuttle radar topography mission, which flew aboard nasas space shuttle endeavour during an 11day mission in 2000, made the first nearglobal topographical map of earth, collecting data on nearly 80 percent of earths land surfaces. The shuttle radar topography mission produced the most complete, highestresolution digital elevation model of the earth. To acquire topographic data, the srtm payload was outfitted with two radar antennas. The topography of the area comprised an undulating terrain that has a maximum elevation of 348 m in the northwest and a minimum elevation of 170 m in the east. Nasas space shuttle, canadas radarsat satellite, and topographic maps made by the u. The shuttle radar topography mission cband data for north america and south america are available to the public. The shuttle radar topography mission srtm is an international research effort that obtained.
Shuttle radar topography mission srtm spatial metadata dataset. The nasa srtm data sets result from a collaborative. The srtm radar contained two types of antenna panels, cband and xband. Footage sourced primarily from nasa and dlr and archive clips on youtube s. Learn how easy it is to search and download freely available shuttle radar topographic mission srtm dems, that were collected in february 2000 in a special joint mission. Using shuttle radar topography mission srtm data in surfer introduction the shuttle radar topography mission srtm collected highresolution elevation data during the february 2000 flight of the space shuttle endeavour.
Flown aboard the nasaspace shuttle endeavour february 1122, 2000, the srtm successfully collected data. On september 23, 2014, the white house announced that the highestresolution topographic data generated from nasas shuttle radar topography mission srtm in 2000 was to be released globally by late 2015. Mission and instrument characteristics the srtm was flown on board the space shuttle endeavor during mission sts99, which was in orbit from february 11 to february 22 of 2000. The main antenna was located in the payload bay of space shuttle endeavour, the mast was connected to the main antenna truss, and an outboard antenna was connected to the end of the mast.
Nasa shuttle radar topography mission global 1 arc second v003. Mar 07, 2020 shuttle radar topography mission water body data national geospatial data asset ngda metadata updated. This is essentially a rubber sheet methodology in which aster gdem2 was. The topography map of the area is derived from the shuttle radar topography mission srtm data. In general, the groundsurface slopes in an southeastern direction. The srtm is a joint project between nasa and nimato map the earths land surface in three dimensions at a level of detail unprecedented for such a large area. The shuttle radar topography mission srtm, which flew successfully aboard endeavour in february 2000, is a cooperative project between nasa, the national imagery and mapping agency, and the. For 11 days in february 2000, the space shuttle endeavour conducted the shuttle radar topography mission srtm using cband and xband interferometric synthetic aperture radars to acquire topographic data over 80% of the earths land mass, creating the firstever nearglobal data set of land elevations. In addition, a 500 km long transect was imaged over the cunnamulla region just west of brisbane to provide a valuable verification data set for the upcoming shuttle radar topography mapping srtm mission. The project was a joint endeavor of nasa, the national geospatial.
The shuttle radar topography mission srtm lp daac usgs. In northeastern australia, gilbert range was imaged for hydrological studies and lawn hill was imaged to study a meteor impact crater. Before sharing sensitive information, make sure youre on a federal government site. The shuttle radar topography mission srtm obtained elevation data on a nearglobal scale to generate the most complete highresolution digital topographic database of earth.
In 2000, the shuttle endeavor carried the shuttle radar topography mission srtm payload into orbit. Documentation for the shuttle radar topography mission srtm. Shuttle astronauts used the payload to map in highdetail and threedimensions more than 70% of the earths surfacethe most complete and accurate rendering of the planets land masses ever attempted. Mission highlights the shuttle radar topography mission mast was deployed successfully to its full length, and the antenna was turned to its operation position. Known as the shuttle radar topography mission, this radar system represents a breakthrough in the science of remotesensing and will produce.
Select datasets select the v003 dataset you wish, either nasa shuttle radar topography mission global 3 arc second v003 or nasa shuttle radar topography mission global 3 arc second v003, then click search for granules. This is called shading because it makes features on the surface look like they are casting shadows. The shuttle radar topography mission, flown on space shuttle endeavour in february 2000 sts99, was a joint project of the national aeronautics and space administration, the national geospatialintelligence agency nga formerly national imagery and mapping agency, nima of the u. Shuttle radar topography mission srtm data access and. The shuttle radar topography mission data validation and applications article pdf available in photogrammetric engineering and remote sensing 723 march 2006 with 216 reads. Srtm shadedrelief topographic rendering of the kamchatka peninsula. Pdf the shuttle radar topography mission produced the most complete.