Where can I download SRTM data?
Where can you download the SRTM data? SRTM DEM data is being housed on the USGS Earth Explorer. To download, select your area of interest. Under the data sets tab, select Digital Elevation > SRTM > SRTM 1-ArcSecond Global .
What is SRTM 30m?
The Shuttle Radar Topography Mission (SRTM, see Farr et al. 2007) digital elevation data is an international research effort that obtained digital elevation models on a near-global scale. This SRTM V3 product (SRTM Plus) is provided by NASA JPL at a resolution of 1 arc-second (approximately 30m).
What is the resolution of SRTM data?
Product Specifications
| Vertical Datum | EGM96 (Earth Gravitational Model 1996) |
| Vertical Units | Meters |
| Spatial Resolution | 1 arc-second for global coverage (~30 meters) 3 arc-seconds for global coverage (~90 meters) |
| Raster Size | 1 degree tiles |
| C-band Wavelength | 5.6 cm |
How do I download SRTM data from NASA?
The data may be obtained through this URL: http://dds.cr.usgs.gov/srtm/ Go to the directory where both version 1 and version 2 directories may be found. Please read the appropriate documentation, also found in the directories.
Where is SRTM data located?
SRTM V2 Released The data may be obtained through this URL: http://dds.cr.usgs.gov/srtm/ and go to the directory where both version 1 and version 2 directories may be found.
Is SRTM a Dem?
2.4 Accuracy of SRTM DEM “The SRTM mission: a world-wide 30 m resolution DEM from SAR interferometry in 11 days”.
How do I download ASTER DEM data?
- Search for ASTER GDEM at the top left.
- Pick the area.
- Get the list of URLs you want, and save as a text file.
- You will need a NASA account, and be logged in on your browser to do the downloads (the browser will prompt you to log in for the first download).
Is SRTM DEM or DTM?
The SRTM mission mapped the structure of the earth´s surface including builtings and vegetation. OpenStreetMap data was used to correct the height values for forested and built up areas.
How accurate is SRTM data?
The Shuttle Radar Topography Mission (SRTM) Digital Terrain Elevation Data (DTED) are used with the consensus view that it has a minimum vertical accuracy of 16 m absolute error at 90% confidence (Root Mean Square Error (RMSE) of 9.73 m) world-wide.
What is NASA SRTM?
The Shuttle Radar Topography Mission (SRTM) obtained elevation data on a near-global scale to generate the most complete high-resolution digital topographic database of Earth. SRTM consisted of a specially modified radar system that flew onboard the Space Shuttle Endeavour during an 11-day mission in February of 2000.
What is an SRTM 90m dem?
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. All are produced from a seamless dataset to allow easy mosaicing.
What is the 30-meter SRTM tile downloader?
30-Meter SRTM Tile Downloader This interface attempts to ease the pain of downloading 30-meter resolution elevation data from the Shuttle Radar Topography Mission. Click on yellow tilesto download their corresponding data.
What is the resolution of the SRTM data?
The SRTM data is available as 3 arc second (approx. 90m resolution) DEMs. A 1 arc second data product was also produced but is not available for all countries. The vertical error of the DEM’s is reported to be less than 16m.
Where can I find USGS SRTM data?
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. The SRTM data is available as 3 arc second (approx. 90m resolution) DEMs.