Radial velocity Radial velocity The radial velocity of an object with respect to a given point is the rate of change of the distance between the object and the point. That is, the radial velocity is the component of the object's velocity that points in the direction of the radius connecting the object and the point. In astronomy, the point is usually taken to be the observer on Earth, so the radial velocity then denotes the speed with which the object moves away from or approaches the Earth. In astronomy, radial velocity is often measured to the first order of approximation by
Who Wants to Be a Millionaire (U.S. game show) website. The producers make no guarantee on how many applicants will be tested at each particular venue; however, the show will not test any more than 2,500 individuals per audition day. In cases when the show features themed episodes with two people playing as a team, auditions for these episodes' contestants are announced on the show's website. Both members of the team must pass the written test and the audition interview successfully in order to be considered for selection. If only one member of the team passes, he or she is placed into the contestant pool alone and must continue