The 50 - 110 metre wide asteroid 2007 DB61 will make a close pass (46.4 lunar distances, 0.11929 AU), travelling at 7.58 km/second, to the Earth on the 1st April 2018 @ 01:50 UT ±00:01.
The 55 - 120 metre wide asteroid 2007 DB61 will make a close pass (35.0 lunar distances, 0.0899 AU), travelling at 9.96 km/second, to the Earth-Moon system on the 2nd May, 2010.