WorldDEM4Ortho

A low resolution 24 m hybrid elevation model, acquired worldwide. The collection contains data from 2010 to 2015.


Overview

WorldDEM4Ortho provides a hybrid digital elevation model optimized for orthorectification, with a resolution of 0.8 arc seconds or approximately 24 m. The datasets are available from 2010 to 2015. See more on the marketplace.

A WorldDEM4Ortho image

Geographic coverage and restrictions

The geographic coverage is global, but certain areas are restricted.

The restriction map

Data products

Data productTypeModelCoverage
WorldDEM4OrthoCatalogHybridGlobal with restrictions

Specifications

General

Specification Description
Provider Airbus
Collection type Catalog
Product type Elevation
System type Satellite

Data

SpecificationDescription
Resolution24 m
Bit depth per pixel32-bit
Delivery formatA ZIP file containing the following files:
  • Data (GeoTIFF)
  • Metadata (JSON)
MasksTransparency
NoData value-32,767
Data sourceTerraSAR‑X

Geographic reference

SpecificationDescription
Coordinate reference systemGeographic-WGS84 with EGM2008 height
Positional accuracyHorizontal: 6 m CE90 absolute
Vertical:
  • 2.5 m LE90 absolute
  • Relative:
    • For flat surfaces: 2 m LE90
    • For slopes greater than 20%: 4 m LE90

Conditions

SpecificationDescription
LimitationsInput: AOI from 1 up to 250 km2
Availability: from 2010 to 2015
Output: AOI-clipped imagery
Minimum chargeAs per 1 km2

API integration

Data productTypeName and IDCollection name
WorldDEM4OrthoCatalogName: worlddem-4ortho
ID: 65369437-b35e-47bb-9983-370aad09bfeb
worlddem-4ortho

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