If you place a celluprime into the equation which in my way of thinking is of utmost importance, x in fact =18/655 therefore leading to an optimum terminal speed minus the force of gravity divided by 4.222. and concludes to the eventual height of desent or asent, depending on which way you look at it, to being the exact height of re-entry downwards into the chasm before falling back towards the core, where it will assume constant equalirsiasm in a circular motion pointing n,w,s, and east at the same time.