The 60 - 130 metre wide asteroid 2015 YC2 will make a close pass (4.9 LD, 0.0127 AU) travelling at 15.43 km/second, to the Earth-Moon system on the 15th January 2016 @ 07:21 UT ±00:09.
See more
The Lunar Distance (LD), the distance between Earth and the Moon, equals 384,401 km, (or 0.00256 AU).