Re: [TML] sensors and ops (was berthing) affordability Tim 26 Jun 2015 09:43 UTC
On Fri, Jun 26, 2015 at 11:15:33AM +0200, Knapp wrote: > I would think predicted position would be a cone for a ship with a > fast vector and a sphere for one sitting, "still". No -- as it happens, they're the same shape. The relative motions available to a moving body in vacuum are identical to those of a stationary one. > The cone might bend or even split (more like a hole in the cone), if > it is interacting with a gravity well. Gravity wells have predictable effect, so over reasonably short timescales have negligible effect on uncertainty in position. - Tim