[PROJ] GRS80 ellipsoid off-center

[Even Rouault]

On vendredi 7 février 2020 19:44:23 CET Clifford J Mugnier wrote:
> No.  Same ellipsoid, same name.  Different DATUMS, different names.

Indeed. And those will be time-dependent datums.

All details in
https://geodesy.noaa.gov/library/pdfs/NOAA_TR_NOS_NGS_0062.pdf
https://geodesy.noaa.gov/library/pdfs/NOAA_TR_NOS_NGS_0064.pdf
https://geodesy.noaa.gov/PUBS_LIB/NOAA_TR_NOS_NGS_0067.pdf

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