Ikonos Satellite Derived DEM for WRST (Nabesna Area of Interest)
National Park Service, Alaska Regional OfficeGIS Team. 2005. Ikonos Satellite Derived DEM for WRST (Nabesna Area of Interest)
This is a DEM provided by Space Imagining LLC as part of the Ikonos base imagery acquisition for WRST. It is based on the ITM-1 (Ikonos Terrain Model 1 arc second) product but was used specifically for orthorectification of the WRST Imagery. The product specification is for 1 arc second (~30 m) post spacing and a vertical accuracy of 11.5m LE90. Terrain model is extracted from Ikonos satellite stereo pairs. Information on vertical daturm and control points are unknown at this time. Use with caution.
- Type
- Geospatial Dataset
- Authors
- National Park Service, Alaska Regional OfficeGIS Team
- Date of Issue
- 2005-01-01
- Units
- WRST
- Keywords
- Elevation, Elevation / Bathymetry, Wrangell - St Elias National Park and Preserve, WRST