GRS 80, or Geodetic Reference System 1980, is a geodetic reference system consisting of a global reference ellipsoid and a gravity field model.
Read more about GRS 80: Geodesy, Defining Features of GRS 80
GRS 80, or Geodetic Reference System 1980, is a geodetic reference system consisting of a global reference ellipsoid and a gravity field model.
Read more about GRS 80: Geodesy, Defining Features of GRS 80