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DT1 File - What is a .dt1 file and how do I open it?
Learn about .DT1 files and view a list of programs that open them.
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What is a DT1 file? Digital Terrain Elevation Data (DTED) Level 1 file used by military GIS programs to display terrain elevation data; contains a grid of elevation points that are uniformly spaced; used as a standard data set for military programs that require terrain elevation, slope, and surface contour information.
More Information DTED Level 0 .DT0 and Level 2 .DT2 files also capture terrain elevation data. Level 0 files have the lowest terrain granularity, and Level 2 files have the highest terrain granularity. Level 1 data is at a resolution of three arc seconds, or approximately 100 meters.
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DeveloperNational Geospatial-Intelligence Agency
Popularity3.8 | 5 Votes
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.DT1 File Extension
DTED Level 1 File
| Developer | National Geospatial-Intelligence Agency |
| Popularity |
3.8 | 5 Votes |
What is a DT1 file?
Digital Terrain Elevation Data (DTED) Level 1 file used by military GIS programs to display terrain elevation data; contains a grid of elevation points that are uniformly spaced; used as a standard data set for military programs that require terrain elevation, slope, and surface contour information.
More Information
DTED Level 0 .DT0 and Level 2 .DT2 files also capture terrain elevation data. Level 0 files have the lowest terrain granularity, and Level 2 files have the highest terrain granularity. Level 1 data is at a resolution of three arc seconds, or approximately 100 meters.
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Programs that open or reference DT1 files
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Windows
Safe Software FME Desktop
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ESRI ArcGIS for Desktop
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Pitney Bowes MapInfo
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Blue Marble Geographics Global Mapper
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TatukGIS Viewer
Free
Linux
ESRI ArcGIS Desktop
Category: GIS Files
Updated: January 12, 2015