DEM construction
![DEM based on a pair of TerraSAR-X scenes](https://eossar.com/wp-content/themes/eos-sar/images/applications/subpages/mining/pic-dem-1.webp)
DEM based on a pair of TerraSAR-X scenes
on the example of a fragment of Grand Canyon National Park,
USA, Arizona
![satellite imagery from TerraSAR-X, StripMap, CoSAR InSAR pair (1)](https://eossar.com/wp-content/themes/eos-sar/images/applications/subpages/mining/pic-dem-2.webp)
![satellite imagery from TerraSAR-X, StripMap, CoSAR InSAR pair (2)](https://eossar.com/wp-content/themes/eos-sar/images/applications/subpages/mining/pic-dem-3.webp)
Source data: TerraSAR-X, StripMap, CoSAR InSAR pair (range x azimuth spacing, m: 1.36 x 1.84)
![interferogram map](https://eossar.com/wp-content/themes/eos-sar/images/applications/subpages/mining/pic-dem-4.webp)
![coherence map](https://eossar.com/wp-content/themes/eos-sar/images/applications/subpages/mining/pic-dem-5.webp)
Interferogram and Coherence map