WebGlobal Multi-resolution Terrain Elevation Data 2010 (GMTED2010) Global. 30 arc-second (1 km) 15 arc-second (450 m) 7.5 arc-second (225 m) Replaced GTOPO30, preferred for working with very large regions. USGS Earth Explorer. NED - National Elevation Data. SRTM – Shuttle Radar Topography Mission. WebThe SRTM swaths extended from ~30 degrees off-nadir to ~58 degrees off-nadir from an altitude of 233 kilometers (km), creating swaths ~225 km wide, and consisted of all land between 60° N and 56° S latitude to account for 80% of Earth’s total landmass. Ancillary one-byte (0 to 255) “NUM” (number) files were produced for NASA SRTM Version 3.
SRTM 90m Digital Elevation Database v4.1 – CGIAR-CSI
WebOverall vertical accuracies according to the root mean square error over Croatia are: ETOPO1 27.6 m, GTOPO30 21.6 m, SRTM30+ 21.3 m, GMTED2010 7.4 m, ACE2 DEM 4.5 m, SRTM GDEM 3.8 m, and ASTER GDEM 7.1 m. The highest accuracy was shown by SRTM GDEM version 3, which is far better than the previously released versions. WebThe new data have been released with a 1 arc-second, or about 30 meters (98 feet), sampling that reveals the full resolution of the original measurements. See an index map … crystal shop santa cruz
GMTED2010: Global Multi-resolution Terrain Elevation Data …
WebJan 1, 2010 · The Global Multi-resolution Terrain Elevation Data 2010 (GMTED2010) dataset contains elevation data for the globe collected from various sources. The version … WebUsers of products based on the legacy GTOPO30 product should note that the coordinate referencing of CHELSA (and GMTED2010) and GTOPO30 are not the same. In GTOPO30, the integer lines of latitude and longitude fall directly on the edges of a 30-arc-second pixel. WebApr 8, 2014 · Apr 8, 2014. The Shuttle Radar Topography Mission (SRTM) obtained 90 meter (3 arc-second) resolution data on a near-global scale (between 56 degrees South and 60 degrees North latitude) and 30 meter (1 arc-second) resolution over United States, providing a valuable global topographic dataset. The SRTM data were collected during … dylan recliners chairs