Asteroid Will Block Bright Star - Real-Time Map Tracker | Video

Mike Kentrianakis, Dave Cartenuto and Dick Rinehart also developed an animation at: http://youtu.be/2rhxM6MnVO4 which depicts the movement of the asteroid’s shadow on the Earth in concert with a clock counting down to the nearest 100th of a second.
credit : Mike Kentrianakis, Dave Cartenuto and Dick Rinehart