Oblate spheroid equation(c<a)
A spheroid, or ellipsoid of revolution is a quadric surface obtained by rotating an ellipse about one of its principal axes; in other words, an ellipsoid
In surveying, triangulation is the process of determining the location of a point by measuring only angles to it from known points at either end of a fixed
In astrodynamics an orbit equation defines the path of orbiting body around central body relative to , without specifying position as a function of time.
The Schwarzschild radius (sometimes historically referred to as the gravitational radius) is the radius of a sphere such that, if all the