nvector._core.select_ellipsoid¶
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nvector._core.
select_ellipsoid
(name)[source][source]¶ Return semi-major axis (a), flattening (f) and name of ellipsoid
Parameters: name : string
name of ellipsoid. Valid options are: ‘airy1858’, ‘airymodified’, ‘australiannational’, ‘everest1830’, ‘everestmodified’, ‘krassovsky’, ‘krassovsky1938’, ‘fisher1968’, ‘fisher1960’, ‘international’, ‘hayford’, ‘clarke1866’, ‘nad27’, ‘bessel’, ‘bessel1841’, ‘grs80’, ‘wgs84’, ‘nad83’, ‘sovietgeod.system1985’, ‘wgs72’, ‘hough1956’, ‘hough’, ‘nwl-9d’, ‘wgs66’, ‘southamerican1969’, ‘clarke1880’.
Examples
>>> import nvector as nv >>> nv.select_ellipsoid(name='wgs84') (6378137.0, 0.0033528106647474805, 'GRS80 / WGS84 (NAD83)')