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technical information on SPOT DEM Precision
Download the SPOT DEM Precision sheet






SPOT DEM Precision, mastering relief mapping

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What is SPOT DEM Precision?
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SPOT DEM Precision is the only DTED level 2 (DTED2) product of its kind on the market. It contains two layers of information:

  • an HRS DEM
  • quality and traceability metadata
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Sampling
- SPOT DEM Precision is a gridded file with step sizes of 1 second of arc (30 m on the equator, E/W dimensions vary according to the latitude).
Resampling to 20 m available.

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Precision
- SPOT DEM Precision offers unmatched performance and coverage of more than 15 million kmē (50 million kmē by 2009).
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Size / Frame
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SPOT DEM Precision products can be framed to match the perimeters of your area of interest. With a price per km2, you will be able to optimize your budget.
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Datum and projection
  • WGS84
  • UTM WGS84 or other projection on request
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Format

SPOT DEM Precision products are delivered in DIMAP format (or DTED as an option).
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Quality guaranteed
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Derived directly from the Reference3D database, SPOT DEM Precision is designed to very strict specifications, assuring zones of uniform geometric quality and guaranteeing the DTED2 specifications.

Designed to meet military requirements, SPOT DEM Precision gives quality and traceability indicators for each pixel:

  • absolute horizontal and vertical accuracy
  • source data
  • production processes
  • all corrections and checks

SPOT DEM Precision is the only DEM to provide detailed information on the identification and location of the kind of residual errors (gaps, artefacts, etc.) found in all DEMs generated by automatic correlation.

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- 3D flyover on SPOT DEM Precision -
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3D flyover on SPOT DEM Precision

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Full control of terrain data
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This rigour makes SPOT DEM Precision an excellent tool for building onboard databases for UAVs, missiles and aircraft, and for mission planning, well suited to defence ministries and armament manufacturers.

SPOT DEM Precision is therefore a vital tool for:

  • building very-high-quality elevation databases, particularly in the aviation industry
  • ensuring perfect registration of data layers in geographic information systems

 
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They chose SPOT DEM Precision
- German defence ministry, French defence ministry, INTA Space Turk.
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