Antarctic 5-km Digital Elevation Model from ERS-1 Altimetry, Version 1

This data set provides a Digital Elevation Model (DEM) for Antarctica to 81.5 degrees south latitude, at a resolution of 5 km. Approximately twenty million data points were used to generate this data set. Data points were derived from ERS-1 radar altimetry during the geodetic phase from March 1994 to May 1995.

Data and Resources

Additional Info

Field Value
Maintainer Earthdata Forum
Last Updated June 23, 2026, 03:18 (UTC)
Created April 1, 2025, 14:21 (UTC)
accessLevel public
bureauCode {026:00}
catalog_conformsTo https://project-open-data.cio.gov/v1.1/schema
harvest_object_id 611eecfc-4b07-469e-bbe9-46ce87097ea3
harvest_source_id b99e41c6-fe79-4c19-bbc3-9b6c8111bfac
harvest_source_title Science Discovery Engine
identifier 10.5067/BZVCEDZWUTCH
license https://www.usa.gov/government-works
modified 2026-06-15T22:16:03Z
programCode {026:000}
publisher NASA NSIDC DAAC
resource-type Dataset
source_datajson_identifier true
source_hash f474bb9b023f62598f8743cf3531fa4d0cca9c2df1aaf3928d5d11d30ea316ab
source_schema_version 1.1
spatial ["CARTESIAN", [{"WestBoundingCoordinate": -180.0, "NorthBoundingCoordinate": -65.0, "EastBoundingCoordinate": 180.0, "SouthBoundingCoordinate": -81.0}]]
temporal 1994-03-01/1995-05-31
theme {"Earth Science"}