Mass

m ---------- M -------------> 20 km/s


M - SUN

m - Earth

VERY IMPORTANT ANMATION (please notice what is it apparent point)

https://en.wikipedia.org/wiki/File:Aberrationlighttimebeaming.gif

SUN (mass M ) started signal (gravitation wave) in apparent point

how far from apparent point ? Earth will register signal ???
( above I showed summer please imagine that if we have winter Earth escape from signal )



http://www.youtube.com/watch?v=DUW3zDAUksc&feature=share&list=UUjGrMikL5Y4N4N10CBF_UZA