Full description
The Digital Elevation Model represents ground surface topography between points of known elevation. The elevation data was calculated using the altimeters and Global Positioning System (GPS) sensor used for the benefit of airborne magnetic and radiometric data on the same survey. The elevation is the height relative to the Australian Height Datum GDA94 (AUSGEOID09). The processed elevation data is checked for quality by GA geophysicists to ensure that the final data released by GA are fit-for-purpose.These line dataset from the Gairdner Airborne Magnetic Radiometric and DEM survey, SA, 2018 survey were acquired in 2018 by the SA Government, and consisted of 104788 line-kilometres of data at 200m line spacing and 60m terrain clearance.
Lineage
Maintenance and Update Frequency: notPlannedCreated: 16 09 2020
Issued: 16 09 2020
Modified: 05 07 2021
Data time period: 30 06 2018 to 23 01 2019
text: westlimit=134.9937; southlimit=-32.674; eastlimit=136.5103; northlimit=-31.4909; projection=GDA94 (EPSG:4283)
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The Geophysical Archive Data Delivery System (GADDS2) portal provides HTTP download of geophysics datasets in a number of formats. Point and line datasets are available in NetCDF and ASEG-GDF2. Grid datasets are available in NetCDF, GeoTIFF and ERS. (File available for download in various formats from the GADDS2 portal)
uri :
https://portal.ga.gov.au/persona/gadds
File download for Gairdner - elevation line data (Gairdner - elevation line data file download)
OPeNDAP web service for Gairdner - elevation line data (Gairdner - elevation line data OPeNDAP)
Gairdner - elevation line data OPeNDAP
- Local : pid.geoscience.gov.au/dataset/ga/144964
- global : 62d9894e-7b55-4d5c-aa36-7ad55e09cfce