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. 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. Data srtm 30 meter ini baru direleases 23 september 2014 lalu, oleh nga, nasa dan usgs badan pemerintah milik negara amerika serikat. Download digital elevation model dem 10 meters for arcgis duration. But heres a usgs earth explorer download guide to help you get started. May 09, 2016 shuttle radar topography mission srtm menyediakan dem global dengan resolusi horizontal yang terbagi menjadi dua, yaitu 1 arcdetik atau srtm 30m dan 3 arcdetik atau srtm 90m. Shuttle radar topography mission srtm gl1 global 30m. The original raw open data from us geological survey srtm 1arc, nasa and meti aster gdem and european union eudem has been modified, adapted and overlaid to fill the gaps and provide a. Silakan kungjungi tulisan berikut untuk melihat link repository data dari earthexplorer dan echo tersebut. The usgs has begun to distribute global shuttle radar topography mission srtm elevation data at 1 arcsecond 30m resolution. Data dem srtm dengan resolusi 1 arcsecond sekitar 30m sudah tersedia untuk didownload di website usgs earthexplorer dan nasa echo. Under the data sets tab, select digital elevation srtm srtm 1arcsecond global.
The collections are located under the digital elevation category below the srtm subcategory. In this video, i have clearly shown the steps required to download srtm 1 arc second global dem 30m resolution from earthexplorer. Download 30meter srtm data easily with this point and. 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. Elevation data provides height above the sea level in meters for every single place in the world, measured for regions of approximately 30x30 meters. Click on the srtm30 tile to download the digital elevation map dem from the place you select. Cara mendownload citra srtm 30 meter via earth explorer. The us government recently relaxed the distribution restrictions on the data, making 30m 1 arc second dems available. Srtm dem data is being housed on the usgs earth explorer.
There are 2 ways that srtm data can be used with pathloss 5. 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. Nasa on september 23, 2014, the white house announced the coming availability of a nearglobal 30meter m. Usually the srtm data can be downloaded from usgs earth explorer or nasa earth data server. 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. Perbandingan data srtm 3 arc second kiri dengan srtm 1 arc second kanan sekian tutorial download data srtm 1 arc second 30 meter di usgs via, semoga bermanfaat. 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. The srtm 1 arcsecond global data offer worldwide coverage of void filled data at a resolution of 1 arcsecond 30 meters and provide open distribution of this highresolution global data set. Free sample srtm shuttle radar topography mission back description. Download data dem srtm resolusi 30 m rsgis indonesia. A comparison of 30m and 90m srtm data from crater highlands, tanzania. Download data dem srtm resolusi 30 m 18 0 geosiana press senin, 25 februari 20 edit this post data dem srtm dengan resolusi 1 arcsecond sekitar 30m sudah tersedia untuk didownload di website usgs earthexplorer dan nasa echo.
Srtm or the shuttle radar topography mission was started 1999 onboard the endeavour and collected data for 11 days. Previously srtm data at this resolution have only been available for the us and its territories. It appears that the global 1arcsecond 30m srtm digital elevation model is now being made publicly available through, for example, the united states. This dataset is covered by different terms of use than data. It appears that the global 1arcsecond 30m srtm digital elevation model is now being made publicly available. Jan 05, 2020 download dem srtm 30 meter seindonesia perwilayah provinsi password. Click on yellow tiles to download their corresponding data. As with all other raster data products delivered by opentopography, srtm data can be downloaded seamlessly for a user defined area of. Oct 19, 2017 how to download free satellite datasets dem 30m for arcgis. The dem represents ground surface topography, and excludes vegetation features. How to download free satellite datasets dem 30m for arcgis. There is a new, 30 meters resolution srtm dtm coming out.
How to download aster dem 30m data for free duration. The resolution of the original aster dem is 30 m, and available srtm data for study area has also 30 m spatial resolution. The actual resolution of the srtm dem varies somewhat but is larger than 50 meters, and is commonly 75 meters or less. Mar 01, 2019 global geographic elevation data made easy. The map below has been sectioned into 33 clickable regions. Free world dem data, 3d in your computer grind gisgis. Note that any download policies of the respective providers apply. 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. I wrote an open source command line tool to download and clip srtm 30m data, docs are here. Srtm software free download srtm top 4 download offers free software downloads for windows, mac, ios and android computers and mobile devices. Clicking on a particular region will open a new window showing the zoomed in region in more detail. Download dem srtm 30 meter seindonesia perwilayah provinsi.
Srtm digital elevation data 30m earth engine data catalog. Shuttle radar topography mission data were used to generate digital elevation data with a resolution of 1 arcsecond for the united states and 3 arcseconds for global coverage. I was wondering how a 30m resolution dem can yield reliable result after intergration of landslide. How can i download srtm data of 30 m resolution for research in remote sensing. Data ini sering digunakan untuk membuat wilayah ketinggian, lereng, hillshade, membuat pemodelan 3d. Jan 20, 2020 download dem srtm 30m seindonesia data srtm 30 meter ini baru direleases 23 september 2014 lalu, oleh nga, nasa dan usgs badan peme. Which dem data is better for elevation mapping, aster or srtm satellite data. Opendem the portal for sharing free digital elevation models and xyz height datasets. 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. Satellite geodesy, igpp, sio, ucsd global topography. Shuttle radar topography mission srtm menyediakan dem global dengan resolusi horizontal yang terbagi menjadi dua, yaitu 1 arcdetik atau srtm 30m dan 3 arcdetik atau srtm 90m.
Srtmdatasets shuttle radar topographic mission are activ remote sensing data, obtained during an eleven days long shuttle flight of space shuttle endevour driven by nasa, dlr and others. Digital elevation model srtm 1 arcsecond 30m nasa, nga. Learn how easy it is to search and download freely available shuttle radar topographic mission srtm dems, that were collected in. Can some one provide a link on which i can download dem files, especially for uganda. Lidar has become very popular medium to survey earth surface and dem data can be generated quickly and cost effective using lidar.
The shuttle radar topography mission srtm, see farr et al. 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. Bisa dikatakan srtm 30 meter merupakan penyempurnaan dari srtm 90 meter pendahulunya. 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. The dem files have srtm dem 30m mosaiced into a seamless nearglobal coverage up to 60 degrees north and southand are available for download as 5 degree x 5 degree tiles, in geographic coordinate system wgs84 datum. Apr 16, 2015 this data represents the 30 meters digital elevation model dem from shuttle radar topography mission srtm. It can be considered to be either an srtm data set enhanced with gtopo30, or as an upgrade to gtopo30. The reference elevations values were compared with aster and srtm dem data which cover the study area pixel values corresponding to gcps using extract values to point tool under gis environment. Digital elevation models dem for the entire globe, covering all of the countries of the world, are available for download on this site. 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 downloadin. Arranged in tiles that are 1 degree latitude by 1 degree longitude, shuttle radar topography mission srtm data was acquired over a 11day. This data set is a global digital surface model dsm with horizontal resolution of approximately 30 meters basically 1 arcsecond by the panchromatic remotesensing instrument for stereo mapping prism, which was an optical sensor on board the advanced land observing satellite alos. The newly released data are at onearcsecond pixel size, which is about 30 meters 98 feet, as shown in the right image. Download srtm 30m digital elevation models for free youtube.
Download 30meter srtm data easily with this point and click. 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. Free for all nearglobal 30meter srtm elevation data. This interface attempts to ease the pain of downloading 30meter resolution elevation data from the shuttle radar topography. For a description of the project, see the nasajpl srtm site. 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. The national aeronautics and space administration nasa. Alos global digital surface model alos world 3d 30m aw3d30.
Vertical accuracy assessment for srtm and aster digital. This srtm v3 product srtm plus is provided by nasa jpl at a resolution of 1 arcsecond approximately 30m. Any download policies of the respective mirrors apply. Cara mendownload citra srtm 30 meter via earth explorer citra srtm shuttle radar topography mission merupakan citra digital elevation model. 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. Srtm plus uses srtm version 2 see below where the radar interferometric method was successful not void. Srtm elevation data is an effort to provide digital elevation model dem at global scope with highest resolution 30 m. The shuttle radar topography mission srtm was flown aboard the space shuttle endeavour february 1122, 2000. Download 30m spatial resolution srtm dem data from. Derek watkins has created a simple and easy to use interface for downloading 30meter srtm data. Download srtm 30m digital elevation models for free. This dataset was derived through mosaicking of individual srtm tiles for a particular country and clipping the mosaicked tiles using the country boundary extent. Download data srtm 3 arc second 30 meter citrasatelit.
The shuttle radar topography mission srtm wikipedia article is a nasa mission conducted in 2000 to obtain elevation data for most of the world. Digital elevation shuttle radar topography mission srtm usgs. This data represents the 30 meters digital elevation model dem from shuttle radar topography mission srtm. 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. Data yang tersedia untuk umum untuk wilayah di seluruh dunia adalah srtm 90, sedangkan srtm 30 hanya tersedia untuk wilayah amerika serikat. What will be the release date of srtm 30m dem data for. Tiles come as zipped srtmhgt files at 1arcsecond resolution 3601x3601 pixels in a latitude.
Which dem data is better for elevation mapping, aster or. Nasa shuttle radar topography mission the wonderful srtm project has the potential to provide global elevation data at up to 30m 1 arcsecond resolution, worldwide. Srtm elevation data of the earths land surface are available with data points posted every 1. As the orbit of the shuttle was not circumpolar but sinusoidal it was only possible to cover a small portion of the earth surface. Apr 19, 2019 derek watkins has created a simple and easy to use interface for downloading 30meter srtm data. 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. Download dem srtm 30 meter seindonesia perwilayah provinsi password. The shuttle radar topography mission srtm data products result from a collaborative mission by the national aeronautics and space administration nasa, the national imagery and mapping agency nima, the german space agency dlr and italian space agency asi, to generate a nearglobal digital elevation. This tutorial will discuss how to download srtm elevation data directly in qgis using srtm downloader plugin. Srtm elevation data of the earths land surface are available with data points posted every 1 arc second for global coverage. All are produced from a seamless dataset to allow easy mosaicing. Alos global digital surface model alos world 3d 30m. The quality of an alos palsar rtc product is directly related to the quality of the digital elevation model dems used in the radiometric terrain correction rtc process. This was achieved by filling the voids with elevation data primarily from the aster gdem2 global digital elevation model version 2 and secondarily from the usgs gmted2010 elevation model or the usgs national elevation dataset ned.
877 283 894 542 854 1077 1174 941 1377 392 712 554 1289 1037 660 1457 1160 688 453 353 456 57 271 30 573 1059 825 328 858 1289 598 922 1123 1119 732