Closing velocity
Revision as of 23:27, 12 October 2021 by Arvil (talk | contribs) (Arvil moved page closing velocity to Closing velocity over redirect: Move from 'closing velocity' to 'Closing velocity'.)
The closing velocity of an object relative to another, is the difference between velocities of two objects whose orbit will intersect. This is especially interesting for estimating the impact risk of space debris.