Ellipsoid Description Name struct Tinman.Georef.Ellipsoid Used by Datum.ellipsoid / DatumOp.Matrix.source / DatumOp.Matrix.target / Helmert.source / Helmert.target / Molodensky.source / Molodensky.target Describes an ellipsoid. The ellipsoid parameters are related as follows: f = (a - b) / a Fields / Optional id Type Georef.Id Default null The unique registry ID of well-known objects. name Type string Default null The human-readable name of this object. semiMajorAxis Type number Constraint # >= 0 Default 0 The semi-major axis of the ellipsoid (a). semiMinorAxis Type number Constraint # >= 0 Default 0 The semi-minor axis of the ellipsoid (b). inverseFlattening Type number Default 0 The inverse flattening of the ellipsoid (1/f). unit Type Unit Default null The unit of measure. Molodensky Id