Scientists sized asteroid DA14: he was half the size of a football field. Asteroid diameter – 50 meters. According to scientists, a wonderful body is extremely small chance encounter with a companion .
The maximum danger is the distance at which he will fly from Earth. It would be dangerous record. Scientists believe that cosmic guest weighing 130 tons from the Earth’s surface will separate 27,680 km.
Event held on February 15 this year. In the history of this planet has never been. As for the density of the space body, probably it is formed of stone, no way out of ice or metal. However, this is only an assumption scientists.