On Thu, 4 Jun 2020 at 16:12, Norbert Hartl <norbert@hartl.name> wrote:

I think GIS needs more but what we have is more than just a start. The projection system with the current code is WGS84 for sure. If there are other needs we need to think about this early.��

I don't know a lot about it, but in trying to learn I bumped into some interesting��articles from an Australian perspective...��

https://www.spatialsource.com.au/company-industry/new-world-earth-fixed-datums��

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https://www.ga.gov.au/scientific-topics/positioning-navigation/wgs84��

https://www.spatial.nsw.gov.au/__data/assets/pdf_file/0008/224396/WGS84_and_Australias_misaligned_web-maps_Information_Sheet.pdf

https://www.icsm.gov.au/sites/default/files/DatumMattersFactSheet1_0.pdf��

cheers -ben