GDA2020, Australia's new official datum, aligns the country's national coordinates with global satellite positioning systems – enabling ... ... <看更多>

Development of the GDA2020 Transformation Grids is detailed in the document GDA2020 Transformation Grid Development Summary, which is located in the repository. ... <看更多>

Updating to GDA2020 will benefit businesses in construction, agriculture, insurance, emergency services, mapping, surveying, transport, ... ... <看更多>

GDA2020 is not a parameterized transformation, it is a NTv2 grid from ICSM icsm.gov.au/gda2020 have a read of gis.stackexchange.com/questions/ ... ... <看更多>