Hi Nikos Thanks for your answer. Yes, more digging would be really appreciated. Every country and agency works different... and also they change along time.
In Greece there is a vertical CRS in EPSG, "Piraeus-heigh" https://epsg.org/crs_5716/Piraeus-height.html BTW, I do not know that do you mean with epsg:27000 (there is no such a crs). Cheers Javier. On Mon, 8 Apr 2024, 17:54 Nikolaos Ves, <[email protected]> wrote: > Hi Javier, > > This is an interesting one; I have not found a law that declares > the official Greek coordinate system as the one described at epsg:27000. > Interestingly enough at this moment, greece is trying to complete it's > cadastre, and as a basis to it, everything is using the GRS80 ellipsoid > as well. > My take is that if this one was developed by the Hellenic Military > Geographical Service, we could very well start seeing it being used for > applications in the mid/far future, but for now it's not used in any > official civil projects that I am aware of. > > Happy to dig a bit more to find a more authoritative answer somewhere if > that is not sufficient, > Let me know, > Nikos > > On Mon, Apr 8, 2024 at 4:14 PM Javier Jimenez Shaw via PROJ < > [email protected]> wrote: > >> Hi >> >> I found recently that there is a new geoid model in Greece "HELLAS GEOID >> 2023" (HG2023) >> >> https://www.researchgate.net/publication/372604538_Geoid_model_determination_for_the_Hellenic_area_Hellas_Geoid_2023 >> >> In case it is the official one in Greece, it would be nice to include it >> in PROJ (and EPSG). >> Has anybody here contacts in Greece? I already wrote a couple of emails >> to the authors, but probably I ended up in the spam folder. No useful info >> in the webpage (or I couldn't find it). >> >> Thank you. >> >> Regards, >> Javier. >> .___ ._ ..._ .. . ._. .___ .. __ . _. . __.. ... .... ._ .__ >> _______________________________________________ >> PROJ mailing list >> [email protected] >> https://lists.osgeo.org/mailman/listinfo/proj >> >
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