Nasas land processes distributed active archive center lp daac is located at the u. Srtm utilized interferometric cband spaceborne imaging radar to generate elevation data over 80 percent of the earths land surface. Download and clip a portion of the srtm 30m dem giving bounding box as wgs84 coordinates. The shuttle radar topography mission srtm is a tremendous resource because of its high accuracy and its consistency as a snapshot of earths surface, acquired over just 10 days during february 2000. These data are only available at the usgs earth explorer site in one. One particularly intuitive one is this gridbased site by derek watkins. Arcticdem explorer the arcticdem explorer, developed by esri, allows for visualization and basic analysis of the arcticdem products. The gmted2010 product suite contains seven new raster elevation products for each of the 30, 15, and 7. Srtm was a specially designed mission of the endeavour space shuttle, with a specially built sensor antenna, and aimed to map the earths land. Users are encouraged to use the application for extracting and exploring analysis ready samples appeears web platform as alternatives for transforming and working with aster gdem data. Elevation data worldwind earth explorer, worldwindjs. In this video, i have briefly shown the steps required to download dem from earth explorerusgs.
In order to use earthdata search, you must upgrade your web browser. Download earth explorer from official sites for free using. Its marginally easier to use than the national map and less flaky about tile loading. Mar 03, 2020 nasa shuttle radar topography mission v3 global 1 arc second hillshade image of the mt everest region the land processes distributed active archive center lp daac recently released additional tiles in the nasa srtm version 3. Earn 10 reputation in order to answer this question. In the route builder go to the coordinates of file select import terrain terrain should load hope that helps. It appears that the global 1arcsecond 30m srtm digital elevation model is. The data distributed here are in ehdr format, unprojected and referenced to the wgs84 geodetic datum. Under the data sets tab, select digital elevation srtm srtm 1arcsecond global. Download dem di global data explorer gdex global data explorer gdex menyediakan datadata seperti aster global digital elevation model v002 aster gdem, nasa shuttle radar topography mission srtm v3. The shuttle radar topography mission srtm was flown aboard the space shuttle endeavour february 1122, 2000. The purpose of srtm was to generate a nearglobal digital elevation model dem of the earth using radar interferometry.
But heres a usgs earth explorer download guide to help you get started. Two versions of the 10 millionscale raster data are offered. Shuttle radar topography mission 1 arcsecond global. The global data explorer gdex tool has been retired. The global multiresolution terrain elevation data 2010 gmted2010 provides a new level of detail in global topographic data. Free for all nearglobal 30meter srtm elevation data. Usually the srtm data can be downloaded from usgs earth explorer or nasa earth data server. Cara mendownload citra srtm 30 meter via earth explorer citra srtm shuttle radar topography mission merupakan citra digital elevation model. Download dem srtm 1 arcsecond 30 meter via eartexplorer kabar gembira untuk kita semua. Access to the data is governed by the draft delegated regulation on copernicus data and information policy. National geospatialintelligence agency nga originator. Nasa shuttle radar topography mission srtm3 global 30. Working with digital elevation models with gdal and python. Here at the yceo we downloaded a tile of this new data covering the.
May 31, 2014 download the area you want unzip to railworks folder dem srtm create them if they are not there. Geological survey usgs earth resources observation and science center in sioux falls, sd. In this study, the quality of dems acquired by srtm ver. Srtm elevation data is an effort to provide digital elevation model dem at global scope with highest resolution 30 m.
Earth explorer dem integrates high resolution shaded relief topographic imagery and seveal kinds of map information together to provide a total 3d view of our beautiful planet earth. 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. Aster global dem which is also available through the usgs earthexplorer. 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. Any downloading and use of these data signifies a users. 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. The shuttle radar topography mission srtm wikipedia article is a nasa mission conducted in 2000 to obtain elevation data for most of the world. Ee supports the searching of satellite, aircraft, and other remote sensing inventories through interactive and textualbased query capabilities. The raster files register precisely with the 10m vector data. Select the resolution and click select download option. Nasa shuttle radar topography mission srtm version 3.
Any download policies of the respective mirrors apply. On september 23, 2014, the white house announced the coming availability of a nearglobal 30meter m version of the widely utilized elevation dataset, the shuttle radar topography mission srtm. Srtm dem data is being housed on the usgs earth explorer. In this video, i have clearly shown the steps required to download srtm 1 arc second global dem 30m resolution from earthexplorer. This coincides with the newly processed areas released by the united states geological. Shuttle radar topography mission srtm nonvoid filled usgs. Usgs eros archive digital elevation global 30 arcsecond. Vertical accuracy assessment for srtm and aster digital.
Boxpoint current extent coordinates located point polygon. Flown on a space shuttle mission during 2000, srtm elevation data covers our globe from 60 degrees north to 56 degrees south and was previously only. The direct downloadable data from the srtm ftp site comes in. Additional information about license you can found on owners sites. Nasa shuttle radar topography mission srtm3 global 3 arcsecond number. Lp daac was established in 1990 to process nasa land processes data products and provide vital contributions to interdisciplinary. Comparing dems of singapore maps and spatial analysis. The data are available for download via earthdata search, the lp daac data pool and the global data explorer gdex. Cara mendownload citra srtm 30 meter via earth explorer. Earth explorer free download for windows 10, 7, 88. The eu dem is a hybrid product based on srtm and aster gdem data fused by a weighted averaging approach and it has been generated as a contiguous dataset divided into 1 degree by 1 degree tiles, corresponding to the srtm naming convention.
Global srtm data at a resolution of 1 arcsecond have been edited to. Nasa shuttle radar topography mission global 1 arc second v003. 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. 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. Download the area you want unzip to railworks folder dem srtm create them if they are not there. Download earth explorer dem high resolution 3d interactive shaded relief topographic world map. Nasa shuttle radar topography mission v3 global 1 arc second hillshade image of the mt everest regionthe land processes distributed active archive center recently released additional tiles in the nasa srtm version 3. Open the product list by clicking results next to the product count. But they come in 90 m resolution for most of the countries while 30 m resolution dem comes for some.
Global srtm at 30m resolution center for earth observation. The usgs earth explorer gives a quick and intuitive way to download free aerial and satellite imagery. Even if you stick with the usgs, they have a different set of dem data, called srtm it comes from the shuttle radar topography mission which is downloaded from a completely different place, srtm dem data, earth explorer. Download options button under each photograph, or you can add them to a bulk download to download several items at once. Srtm elevation data of the earths land surface are available with data. You can use a dem from other sources, including the aster gdem, but you would need to do your own preprocessing and mosaicking. Query and order satellite images, aerial photographs, and cartographic products through the u. Nasa shuttle radar topography mission srtm3 global 3 arcsecond subsampled. You just need to add a data into qgis map canvas then zoom in to an area that you want to get a dem data. These data have been processed and merged to provide continuous coverage of 91% of the globe. Global srtm data at a resolution of 1 arcsecond have been edited to delineate and flatten water bodies, better define coastlines, remove spikes and wells, and fill small voids. Download aster global dem data from earth explorer youtube. Please subscribe to the lp daac listserv for updates on all the tools from the lp daac.
Srtm was a primary component of the payload on the space shuttle endeavour during its sts99 mission. The nasa srtm obtained elevation data on a nearglobal scale using radar interferometry. Data ini sering digunakan untuk membuat wilayah ketinggian, lereng, hillshade, membuat pemodelan 3d. Sejak september 2014, gabungan antara nasa, nga dan usgs berbaik hati melaunching produk data ketinggian beresolusi 30 meter yang disebut srtm 1 arcsecond secara global. The japan aerospace exploration agency jaxa released the global digital surface model dsm data set with the 30 meters horizontal resolution for free. Srtm dem can be downloaded from the usgs earth explorer. The eudem is a hybrid product based on srtm and aster gdem data fused by a weighted averaging approach and it has been generated as a contiguous dataset divided into 1 degree by 1 degree tiles, corresponding to the srtm naming convention. Dec 04, 2018 video ini berupa tangkapan layar, cara download data dem srtm pada earth exploree usgs.
If you are just looking for a free dem you can use srtm 1arc second 30m available through nasas earthexplorer kersten sep 22 15 at 10. Just click the free earth explorer download button at the top left of the page. Users can display the footprint and thumbnail of one or more products, view metadata, directly download the file or add to a cart. If you are going to performing analysis on the landsat data, the level 1 geotiff data product is probably the one youre after, which will be the largest file size. Lp daac the global data explorer gdex has been retired. If you are not logged in, you will be prompted to login. The reference levels produced from gps elevations, and the topographic map is used to assess the vertical accuracy of srtm and astar dems in najran city, saudi arabia. But in qgis you can directly download srtm dem data using srtm downloader plugin. As has been said by others also, you should try for earth explorer and glcf sites for srtm data. Earth explorer aster, srtm, gtopo30, gmted2010 data the earthexplorer ee user interface is an online search, discovery, and ordering tool developed by the united states geological survey usgs. Nasa shuttle radar topography mission srtm3 global 3 arcsecond. Srtm is a very popular dem data source which can be downloaded from usgs earth explorer or nasa earth data server. Click the download options button under each photograph to download it.
2 299 550 528 1375 1323 928 1229 882 219 738 423 144 617 1138 1090 760 439 753 228 335 39 974 482 519 1234 1391 839 698 861 1087 958 631 705 1418 1331 92 966 584 1107