datum

character, specifying which model to use for ellipsoid model.
Options are: "WGS84", "GRS80", "Airy", "International", "Clarke", "GRS67",
or partial matches thereof (case-insensitive).

model

Return parameters specifying ellipsoid datum model.

Collection of conversion, analytical, geodesic, mapping, and
    plotting functions. Used to support packages and code written by
    researchers at the Southwest Fisheries Science Center of the National
    Oceanic and Atmospheric Administration.

datum: Datum

Description

Usage

Arguments

Value