The global 1arcsecond 30m srtm digital elevation model is free and made available publicly a through the united states geological surveys earthexplorer site. The wonderful srtm project has the potential to provide global elevation data at up to 30m 1 arcsecond resolution, worldwide. Shuttle radar topography mission srtm 1 arcsecond global elevation data at a resolution of 1 arcsecond 30 meters are now available for europe and africa on the geosoft public dap server. The shuttle radar topography mission srtm was flown aboard the space shuttle endeavour february 1122, 2000. For a description of the project, see the nasajpl srtm site. Click on yellow tiles to download their corresponding data. Cgiarcsi at the africagis 2019 conference in kigali, rwanda. Satellite geodesy, igpp, sio, ucsd global topography. Quality version 4 is now finished, and will be available online by july 2008.
The download for about 80 gb of srtm data took about 1 day and worked flawlessly. Srtm v4 is an effort by the folks at ciatcsi to scrub, polish, and remove gaps in the raw srtm data released by nasa srtm 3. Nasa has released version 2 of the shuttle radar topography mission digital topographic data also known as the finished version. A 1 arc second data product was also produced, but is not available for all countries. Java project tutorial make login and register form step by step using netbeans and mysql database duration. Srtm is considered more accurate as radar beam penetrates into the tree canopy to get accurate topographic measurement, while aster gets reflection of sun radiations from tree canopy. Data fusion of shuttle radar topography mission srtm land topography with measured and estimated seafloor topography ncei accession 0150537 metadata. Shuttle radar topography mission srtm 90m digital elevation. The national aeronautics and space administration nasa and the national geospatialintelligence agency nga participated in an international project to acquire radar data which were used to create the first nearglobal set of land elevations. This also means that voids present in the srtm dem produce voids in the image data. Download classic ftp, an easy and reliable ftp client for file sharing or website maintenance, to upload, download, transfer and backup files on your computer. I am trying to get elevation data from longitudelatitude informations using the getdata function with rstm. Srtm 90m digital elevation database cgiar platform for. Using srtm data as a dem with the pathloss 5 program.
External validation of the aster gdem2, gmted2010 and cgiarcsi srtm v4. Click the file index button and a new window will appear. In addition, the latest launcher includes a new aircraft center where you can select and download aircraft right within the simulator. The srtm digital elevation data provided on this site has been processed to fill data voids and to facilitate its ease of use by a wide group of. Space shuttle radar topography mission several srtm data versions and products are available. It then unzips the files and stores them in a cache directory, so that it doesnt have to download the same tiles the next time it needs them. This provides really fast download unlike some other ftp sites global land cover facility especially comming from europe 5mbs. Srtm 90m digital elevation data from the chiar consortium for spatial information. This data is currently distributed free of charge by usgs and is available for download from the national map seamless data distribution system, or the usgs ftp site. A site in the crater highlands of tanzania reveals the difference between shuttle radar topography mission srtm. Consultative group on international agricultural research consortium for spatial information cgiarcsi.
Shuttle radar topography mission data was first released in early 2002, two years after the ten day mission flew on the space shuttle. Version 2 is the result of a substantial editing effort by the national. In the menu of the new window click files,import index and srtm hgt files. They can be downloaded free of charge by registering with eoweb. The nasa shuttle radar topographic mission srtm has provided digital.
Srtm or directly from their ftp site files are named according to latitude and longitude. Does anybody know a ftpadress where we can download srtm1. This data is currently distributed free of charge by usgs and is available for download from the national map seamless data distribution system, or the usgs ftp. The map below has been sectioned into 33 clickable regions. If you want to download srtm data, those data are available at the us geological surveys eros data center for download.
Srtm data can be incorporated directly into digital maps or geographical information systems by means of a standardised web map service wms. Because srtm acquired topography at the same time as the image data and the two are inherently registered, it was an easy matter to orthorectify the image data. Asking for help, clarification, or responding to other answers. The srtm digital elevation data provided on this site has been processed to fill data voids and to facilitate its ease of use by a wide group of potential users. Dataset downloadable for free on the website of the consultative group on.
Sorry for the long answer to a rather simple procedure but as i write this i am actually downloading aster gdemv2 data myself for the entire continous usa. Clicking on a particular region will open a new window showing the zoomed in region in more detail. Click the primary dem tab and select srtm world from the digital elevation model drop down list. Radar image the radar image was obtained by the shuttle radar topography mission as part of its mission to map earths topography. Srtm digital elevation data version 4 earth engine data. The new data are available for download from the usgs eros data. Is there an ftp server to download the whole images.
The srtm digital elevation data, produced by nasa originally, is a major breakthrough in digital mapping of the world, and provides a major advance in the accessibility of high quality elevation data for large portions of the tropics and other areas of the developing world. Tiles come as zipped srtmhgt files at 1arcsecond resolution 3601x3601 pixels in a latitude. Download flightgear for linux and other platforms on the main program download page. Srtm software free download srtm top 4 download offers free software downloads for windows, mac, ios and android computers and mobile devices. Contribute to hdussrtm downloader development by creating an account on github. It connects to the nasa ftp server and downloads the zipped tiles which it needs to process your request. It is the current dataset of choice for digital elevation model dem data since it has a fairly high resolution 1 arcsecond, or around 25 meters, has nearglobal coverage from 56s to 60n, and is in the public domain. The srtm digital elevation data, produced by nasa originally, is a major. Classic ftp free file transfer software for websites. This data is currently distributed free of charge by usgs and is available for download. The shuttle radar topography mission srtm wikipedia article is a nasa mission conducted in 2000 to obtain elevation data for most of the world. The nasa shuttle radar topographic mission srtm has provided digital elevation data dems for over 80% of the globe.
The mission collected elevation data from 56s to 60n and was the highest resolution topographical database at the time of acquisition more. Classic ftp is the most stable and comprehensive ftp client program available and is very easy to use. Essentially the ftp and pull directory to connect will look like. We would like to show you a description here but the site wont allow us. This version of the srtm digital elevation data has been processed to fill data voids, and to facilitate its ease of use. The usgs suggest three different approaches to download multiple. Srtm 90m digital elevation database cgiar platform for big.
Dec 10, 20 java project tutorial make login and register form step by step using netbeans and mysql database duration. Click on the srtm30 tile to download the digital elevation map dem from the place you select. Thanks for contributing an answer to stack overflow. This tutorial explains how to import realworld terrain into l3dt, using radargenerated height data produced by the nasa shuttle radar topography mission. This interface attempts to ease the pain of downloading 30meter resolution elevation data from the shuttle radar topography mission click on yellow tiles to download. 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. Asking for help, clarification, or responding to other. Srtm did not produce data for the northernmost latitudes or antarctica. By early 2004, 3 data for north america, south america, eurasia, africa, australia, and islands was available. Shuttle radar topography mission srtm 90m digital elevation database v4. The flightgear base package includes only a few representative aircraft. This interface attempts to ease the pain of downloading 30meter resolution elevation data from the shuttle radar topography mission click on yellow tiles to download their corresponding data tiles come as zipped srtmhgt files at 1arcsecond resolution 3601x3601 pixels in a latitudelongitude projection, downloaded from nasa servers. In this case, we will be using the 90 metre resolution srtm data that is provided free of charge by cgiar, which covers the majority of the earths surface. The image is acquired by just one of srtm s two antennas, and.
An overview of the different versions is given in figure 2 in the srtm user guide. The image is acquired by just one of srtm s two antennas, and consequently it does not show topographic data but only the strength of the radar signal reflected from the ground. Clicking on a particular region will open a new window showing the. Plugin for blender written in python, used to import srtm shuttle radar topography mission data as a mesh. The srtm radar image product provides the mean surface backscatter coefficients of the mapped areas. Mar 15, 2019 i am trying to get elevation data from longitudelatitude informations using the getdata function with rstm. Loading shuttle radar topography mission maps in l3dt. If youre interested in images and visualizations created from srtm data, go to the image product description page. The data is published for download here, but its sliced into thousands of small files, and i dont see an ftp option for more efficient downloading.
This interface attempts to ease the pain of downloading 30meter resolution elevation data from the shuttle radar topography mission click on yellow tiles to download their corresponding data. In addition, there is a difference between the data distributed via ftp. Cgiar consortium for spatial information cgiarcsi is the geospatial science community of practice that facilitates cgiars use of geospatial data and analysis in research. Srtm is probably of better quality than the aster gdem, but lower. Simplifying soil data management in subsaharan africa. The national aeronautics and space administration nasa and the national geospatial.
Arranged in tiles that are 1 degree latitude by 1 degree longitude, shuttle radar topography mission srtm data was acquired over a 11day mission in february 2000. The data could be downloaded under the open database license the data could be visualised in 3d with the virtual terrain software srtm digital terrain model of germany. Jplnasa version 1 srtm nonvoid filled, unedited elevation data us. Access all your box files directly from your desktop, taking up very little hard drive space. The shuttle radar topography mission srtm digital elevation dataset was originally produced to provide consistent, highquality elevation data at near global scope. Annotated version click on the image for larger version movie click on the image to view the movie. Pdf external validation of the aster gdem2, gmted2010. Thanks for contributing an answer to geographic information systems stack exchange.