The technical information provided here provides descriptions, transformation parameters and examples to assist with datum transformations between GDA94, GDA2020, realisations of the International Terrestrial Reference Frame (ITRF) and historic Australian datums.
Intergovernmental Committee on Surveying and Mapping
What we do
GMIWG-
Datum
Elevation
FSDF theLINK
MDWG
PCA
PCC
PCG
PCPN
PCTMSL
PCTI
News and media
-
GDA2020 Technical Manual (V 1.2) -
Standard for Australian Survey Control Network V2.1 Version 2.1 of the Standard and associated Guidelines now contains corrections to figures and example data and an update of the copyright statement to reflect ICSM’s Creative Commons Attribution 3.0 Australia Licence. -
Elevation and Depth 2030: Powering 3D models of our nation Elevation and Depth Information Coordination and Innovation for Australia - A National Strategy -
Australian Tides Manual v5.0 Australian ‘National Network’ tide gauge operators most up to date procedures. Changes made since the last version: 1) New chapter dedicated to vertical datums. 2) Update to include requirements for short term tide gauges for data collection and publication 3) Update to include method on verification of field barometers. -
Upgrades to the Australian Geospatial Reference System Key points:
- People, phones and cars will soon be able to position themselves with accuracy of 10 cm (or better)
-
GDA2020 Technical Manual (V 1.2)
The technical information provided here provides descriptions, transformation parameters and examples to assist with datum transformations between GDA94, GDA2020, realisations of the International Terrestrial Reference Frame (ITRF) and historic Australian datums.
Educational Resources
-
Fundamentals of Land Ownership, Land Boundaries and SurveyingA simple explanation of land ownership, ownership boundaries and what a land… -
Fundamentals of MappingThis resource offers a comprehensive overview to maps and the mapping process -…