Parameter | WGS84 | GRS80 |
Semi-major axis of the spheroid (a) | 6,378,137.0000 m | 6,378,137.0000 m |
Semi-minor axis of the spheroid (b) | 6,356,752.3142 m | 6,356,752.3141 m |
Flattening of the spheroid (f) | 1/298.257223563 | 1/298.257222101 |