PlanetObserver - Global 90m DEM
PlanetObserver has developed a high quality elevation dataset, processed form SRTM data combined with other source data. Elevation data have been compiled and extensively reprocessed in order to offer a comprehensive global DEM with precise, corrected and detailed information for the entire Earth (including north of 56°N latitude and south of 60°S latitude). PlanetObserver DEM is ideal for web mapping, simulation and 3D visualization systems, GIS applications, cartographic mapping, broadcast, museum displays, print and electronic media and publishing.
Blue = added data, Orange = corrected areas
Product Specification of Planet Observer
| Available Grid postings | 3 arc second (90m) |
| Quality | varies depending on data sources |
| Available Format | GEOTIFF, 16 bit Other formats on demand |
| Data structure | 5x5 degree tiles (for a total of 2592 tiles) |
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Available Projections |
geographic Lat/Long, WGS84, others on demand for specific AOIs |
Product Benefits:
- No Voids remaining, all emerged land covered (at 99%)
- Data extensively corrected, in particular on all relief areas and in many other parts of the world
- Terrain data available as a stand-alone product or combined with global Landsat image mosaic
