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. Srtm 90m digital elevation data from the chiar consortium for spatial information. Create slope and hillshade map for digital elevation model srtm raster. Their team has processed the raw 90 m srtm data to fill holes and soon. Digital elevation model data of whole pakistan srtm 90m posted by city pulse team on june 05, 2009 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. The data is presented in osgb coords and is free to use and distribute. This coincides with the newly processed areas released by. But heres a usgs earth explorer download guide to help you get started. Download 30meter srtm data easily with this point and click.
The shuttle radar topography mission srtm digital elevation dataset was originally produced to provide consistent, highquality elevation data at near global scope. The data can be configured as a dem and used for all profile and background generation or it can be used in conjunction with a bare earth dem such as ned data in gridfloat format as a clutter database. Guevara to fill in data voids and produce a seamless mosaic. Apr 08, 2014 the shuttle radar topography mission srtm obtained 90 meter 3 arcsecond resolution data on a nearglobal scale between 56 degrees south and 60 degrees north latitude and 30 meter 1 arcsecond resolution over united states, providing a valuable global topographic dataset. Any download policies of the respective mirrors apply. The shuttle radar topography mission srtm, see farr et al. The official download interface for srtm 90 m dem data is here. 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.
The tandemx mission terrasarx addon for digital elevation measurement opened a new era of spaceborne radar remote sensing. May 11, 2014 as an example, i created the srtm3 90 m dem of the entire british isles shown above in 4 minutes, 56. We would like to show you a description here but the site wont allow us. How to download 30m and 90m resolution srtm digital. The new data are available for download from the usgs eros data center. The boundary cannot span more than 4 longitude by 4 latitude degrees. Srtm dem data is being housed on the usgs earth explorer. The tandemx 90m dem offered here for download is a product derived from the global digital elevation model dem with a 0.
Srtm 90 m elevation data for the department of cauca, colombia processed srtm data the data distributed here are in arc grid format, in decimal degrees and datum wgs84. Digital elevation models dem for the entire globe, covering all of the countries of the world, are available for download on this site. Download data dem srtm resolusi 30 m rsgis indonesia. Shuttle radar topography mission srtm 90m digital elevation. Srtm 90m digital elevation database cgiar platform for. The processed data is available under the open databas license at the download srtm section. 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. Elevation data digital elevation models l3harris geospatial. The cgiarcsi geoportal is able to provide srtm 90m digital elevation data for the entire world. Absolute height accuracy 1 m, horizontal sampling variants. Just in time for class on topography and rasters tomorrow. Perbandingan data srtm 3 arc second kiri dengan srtm 1 arc second kanan.
The elevations in this dem represent the topographic bareearth surface. They also have the 30 m and 90 m shuttle radar topography mission dem and the 1 km gtopo30 dem. Klik pada gambar untuk memperbesar langkah 2, catat kode lembar yang sesuai untuk areal anda. Usually the srtm data can be downloaded from usgs earth explorer or nasa earth data server. Shuttle radar topography mission srtm 90 m digital elevation. The tandemx 90m dem is a product variant of the global digital elevation model dem acquired in the frame of the german tandemx mission between 2010 and 2015, and has a reduced pixel spacing of 3 arcseconds 90m at the equator. Apr 19, 2019 derek watkins has created a simple and easy to use interface for downloading 30meter srtm data. The srtm digital elevation data, produced by nasa originally, is a major breakthrough in digital mapping of the world, and provides a major. Nepal digital model elevation dem humanitarian data. Untuk data dem srtm 90 meter pihak customer hanya dikenakan biaya download, pengolahan, serta ongkos pengiriman. The shuttle radar topography mission srtm obtained 90 meter 3. Nasa global dtm digital terrain model at 90 m spatial.
Enter boundary coordinates and hit generate to run the dem generate script. A tutorial for the processing with free software is under development howto section. This srtm v3 product srtm plus is provided by nasa jpl at a resolution of 1 arcsecond approximately 30m. As stated on the nasa jpl official page, the next release is planned for later in 2014, and it is expected to include all of south america plus north. It appears that the global 1arcsecond 30 m srtm digital elevation model is now being made publicly available. Download scientific diagram shuttle radar topography mission srtm 90 m digital elevation model dem of the study area, draped over a hillshade model. Srtm elevation data is an effort to provide digital elevation model dem at global scope with highest resolution 30 m. A better source for the 90 m srtm dem is cgiars website. The image above shows the niger river delta in 90m. Srtm plus uses srtm version 2 see below where the radar interferometric method was successful not void. The srtm 90m dem s have a resolution of 90m at the equator, and are provided in mosaiced 5 deg x 5 deg tiles for easy download and use. It covers with 150 mio sqkm all earths landmasses from pole to pole. How to download srtm dem directly from the qgis canvas.
Processed srtm 90m digital elevation data dem for the. Srtm 90m digital elevation database cgiar platform for big. Usgs standard onemeter dems are produced exclusively from high resolution light detection and ranging lidar source data of onemeter or higher resolution. Download 30meter srtm data easily with this point and.
Digital elevation models dem for nearly the entire globe, covering most of the countries of the world, are available for download on this site. Digital elevation model data of whole pakistan srtm 90m. A comparison of 30m and 90 m srtm data from crater highlands, tanzania. Free for all nearglobal 30meter srtm elevation data. My son was even watching netflix during my downloading, so i can only imagine how much that slowed things down. The data does not incluse the shetland islands as srtm data becomes unreliable at 60n. Nasa shuttle radar topography mission srtm version 3. How to download srtm dem 90m for arcgis the srtm digital elevation data, produced by nasa originally, is a major breakthrough in digital.
Python script to download global terrain digital elevation models, srtm 30m dem and srtm 90m dem. Srtm consisted of a specially modified radar system that flew onboard the space shuttle endeavour during an 11day mission in february of 2000. There are 2 ways that srtm data can be used with pathloss 5. Under the data sets tab, select digital elevation srtm srtm 1arcsecond global. 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. It is the worlds first bistatic sar mission to be formed with two almost identical satellites flying in a closely controlled. This coincides with the newly processed areas released by the united states geological survey.
The processed srtm 90 m digital elevation model dem for the entire globe was compiled by consultative group for international agriculture research consortium for spatial information cgiarcsi and made available to the public via internet mapping interface. I read about the new version of the digital elevation model at 30 meters srtm 30 meters, but i can not find from were i can download it. Langkah 3, download lembar yang telah anda catat dengan list berikut ini download srtm terdapat tiga buah folder yaitu hgt, img dan num yang dapat dijelaskan sbb hgt berisi file dengan format hgt, file asli dari dem srtm dari website reverb echo. Accuracy assessment of the processed srtmbased elevation. L3harris srtm 90 gap filled dems the l3harris imagelinks 3 arc second approximately 90m void filled srtm elevation data set is composed of 14277 one degree by one degree dted cells covering approximately 80% of the earths landmass between 60 degrees north and 56 degrees south latitudes. Apr, 2010 the country is very flat having 40% of its landmass up to 10 m above the mean sea level. Which dem data is better for elevation mapping, aster or srtm satellite data. Radar topography mission digital elevation model, known as srtm.
The srtm 90m dem s have a resolution of 90m at the equator, and are provided in mosaiced 5 deg x 5 deg tiles for easy download and use in both arcinfo ascii and geotiff format. There is a new, 30 meters resolution srtm dtm coming out. Download data srtm 1 arc second 30 meter hasil downloa data langsung bisa dibuka menggunakan software global mapper yang enteng dan mudah dalam penggunaanya dan perbandingkan dengan data srtm 3 arc second 90 meter akan sangat jauh berbeda. This version of the srtm digital elevation data has been processed to fill data voids, and to facilitate its ease of use. Srtm was the primary and virtually only payload on the sts99 mission of the space shuttle endeavour, which launched february 11, 2000 and. The shuttle radar topography mission srtm obtained elevation data on a nearglobal scale to generate the most complete highresolution digital topographic database of earth. The shuttle radar topography mission srtm, dts99 from february 11 to 22, 2000 was an usgermanitalian effort to produce a first global digital elevation model dem. Elevation provides easy download, cache and access of the global datasets srtm 30m global 1 arc second v003 elaborated by nasa and nga hosted on amazon s3 and srtm 90m digital elevation database v4. These data have been processed and merged to provide continuous coverage of 91% of the globe.
Srtm 90 m elevation data for the department of cauca, colombia. Namun saat ini, seluruh data dem srtm 90 meter sudah terisi semua void filled, setelah dilakukan pemrosesan lebih lanjut oleh pihak nasa. This shuttle radar topography mission srtm dem was created from level 1 data which was cleaned and had holes patched. Click on the srtm30 tile to download the digital elevation map dem from the place you select. Query and order satellite images, aerial photographs, and cartographic products through the u. Srtm digital elevation data 30m earth engine data catalog. Download srtm 30m digital elevation models for free. Opendem the portal for sharing free digital elevation models and xyz height datasets download srtm data the data could be downloaded under the open database license. High resolution free dem data released for africa igis. 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. Derek watkins has created a simple and easy to use interface for downloading 30meter srtm data. The srtm 90m dems have a resolution of 90m at the equator, and are provided in mosaiced 5 deg x 5 deg tiles for easy download and use. If you truly want your data to have units of meters you need to run project raster and specify a coordinate system that uses meters.
The shuttle radar topography mission srtm obtained 90 meter 3 arcsecond resolution data on a nearglobal scale between 56 degrees south and 60 degrees north latitude and 30 meter 1 arcsecond resolution over united states, providing a valuable global topographic dataset. Nepal digital model elevation dem this is nepal digital model elevation with 90 meter resolution based on shuttle radar topography mission imagery clipped. How to download srtm dem 90m for arcgis monde geospatial. Srtm digital elevation data version 4 earth engine data catalog. The data distributed here are in ehdr format, unprojected and referenced to the wgs84 geodetic datum. The srtm 1 arcsecond global 30 meters data set will be released in. It appears that the global 1arcsecond 30m srtm digital elevation model. Ciat have processed this data to provide seamless continuous topography surfaces. Nasa 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. In this video, i have clearly shown the steps required to download 30m and 90m resolution srtm digital elevation model data from opentopography. This tutorial will discuss how to download srtm elevation data directly in qgis using srtm downloader plugin. The image at left has data samples spaced every 90 meters 295 feet.
May 27, 2015 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 onboard sts99, using x. 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 onboard sts99, using x. All are produced from a seamless dataset to allow easy mosaicing. Opentopography shuttle radar topography mission srtm. How can i download srtm data of 30 m resolution for research in remote sensing. 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. Voidfilled srtm plus released srtm nasa v3 nasa has released a voidfilled version of the shuttle radar topography mission digital elevation model, known as srtm plus or srtm nasa version 3. 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.
Produk hasil olahan berupa data dem srtm shaded relief, kontur, slope, dll. The data originate in the nasa shuttle radar topographic mission srtm data held at the national map seamless data distribution system. The dem represents ground surface topography, and excludes vegetation features. Andrew jarvis of the ciat land use project, in collaboration with h. This collaboration aims to generate a nearglobal digital elevation model dem of earth using radar interferometry. Onemeter dem surfaces are seamless within collection projects, but, not necessarily seamless across projects. Digital elevation shuttle radar topography mission srtm usgs. Note that any download policies of the respective providers apply. If you click on the link, a new window will be opened like.
845 1524 100 143 280 1092 655 1081 674 707 1417 1325 1453 684 1483 683 629 1100 415 1014 1284 325 43 1463 1230 638 78 885 885 195 820 656 1383 1358 811 1011 1424