"2068" --Massive Asteroid Apophis on Path for Earth Impact | The Daily Galaxy
New observations of asteroid Apophis –noteworthy because of its extremely close approach to the Earth on Friday, April 13, 2029, when the 300 meter-sized asteroid will become visible to the unaided eye as it passes within the belt of communications satellites orbiting the Earth–obtained with the Subaru telescope earlier this year revealed the effect of what’s known as Yarkovsky acceleration.