Tables Terms and Definitions Symbol Explanation Item a Ellipsoid semi-major axis. Semi-major axis b Ellipsoid semi-minor axis: b= a(1-f). Semi-minor axis f The relationship between the semi-major and semi-minor axes of the Flattening (a - b)/a. ellipsoid:
Tables Terms and Definitions Item Symbol Explanation Semi-major axis a Ellipsoid semi-major axis. Semi-minor axis b Ellipsoid semi-minor axis: b= a(1-f). Flattening f The relationship between the semi-major and semi-minor axes of the ellipsoid: (a - b)/a.